{ "aliases": [ { "relation": "exact", "review_state": "source", "source_entity_id": "607", "source_ref": "pudl-plants" } ], "citation_path": "citations/plant~eia~607.html", "context": { "nearby_bpa_lines": [], "nearby_bpa_lines_status": { "available": true, "method": "Planar distance in the CONUS Albers projection (EPSG:5070) from the reported plant point to the published geometry, within about 1% in the region; features within 3 km, nearest first. Context only: nearness is not an electrical connection.", "note": "nearby_lines holds BPA's published lines and HIFLD-compiled lines of other owners (source_ref on each row); nearby_bpa_lines is the BPA subset; substations are HIFLD 2022 points at 100 kV and above", "radius_km": 3.0, "reason": null }, "nearby_lines": [ { "distance_km": 0.04, "id": "line:hifld:206911", "name": "FREDONIA – FREEDONIA", "source_ref": "hifld-lines-2021", "type": "line", "voltage_class": "230", "voltage_kv": 230.0 }, { "distance_km": 0.11, "id": "line:hifld:206118", "name": "PUGET SOUND ENERGY INC line 206118", "source_ref": "hifld-lines-2021", "type": "line", "voltage_class": "115-161", "voltage_kv": 115.0 }, { "distance_km": 0.16, "id": "line:hifld:208895", "name": "PUGET SOUND ENERGY INC line 208895", "source_ref": "hifld-lines-2021", "type": "line", "voltage_class": "115-161", "voltage_kv": 115.0 }, { "distance_km": 0.61, "id": "line:hifld:209276", "name": "TAP207856 – SEDRO WOOLLEY", "source_ref": "hifld-lines-2021", "type": "line", "voltage_class": "115-161", "voltage_kv": 115.0 }, { "distance_km": 0.68, "id": "line:hifld:206912", "name": "PUGET SOUND ENERGY INC line 206912", "source_ref": "hifld-lines-2021", "type": "line", "voltage_class": "115-161", "voltage_kv": 115.0 } ], "nearby_substations": [ { "distance_km": 0.11, "id": "substation:hifld:200747", "kind": "SUBSTATION", "max_kv": 230.0, "name": "FREEDONIA", "source_ref": "hifld-substations-2022", "type": "substation" }, { "distance_km": 0.16, "id": "substation:hifld:206335", "kind": "SUBSTATION", "max_kv": 115.0, "name": "Unnamed substation", "source_ref": "hifld-substations-2022", "type": "substation" }, { "distance_km": 0.89, "id": "substation:hifld:206337", "kind": "SUBSTATION", "max_kv": 115.0, "name": "Unnamed substation", "source_ref": "hifld-substations-2022", "type": "substation" } ], "territories": [ { "id": "territory:waecy:53", "name": "Puget Sound Energy", "note": "Plant coordinate lies inside this approximate territory polygon; candidate only, not a supply or service relationship", "relation": "candidate", "source_ref": "wa-ecology-territories" } ] }, "coverage": { "generators_eligible": 4, "generators_operating": 0, "generators_published": 4, "output_years": [ 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 ], "ownership_known_generators": 4 }, "disclosed_claims": { "note": "Washington Fuel Mix Disclosure claims on this plant for CY2024, the latest year loaded; several suppliers can claim one plant; a claim attributes retail sales, it is not a wire or a share of ownership", "report_year": 2024, "rows": [ { "category": "Natural Gas", "claim_type": "Utility Specified", "claimant_id": 90, "claimant_name": "Puget Sound Energy", "mwh": 371479.0, "org": { "id": "org:eia:15500", "name": "Puget Sound Energy" }, "rec": null, "report_year": 2024 }, { "category": "Petroleum", "claim_type": "Utility Specified", "claimant_id": 90, "claimant_name": "Puget Sound Energy", "mwh": 3563.0, "org": { "id": "org:eia:15500", "name": "Puget Sound Energy" }, "rec": null, "report_year": 2024 } ], "source_ref": "wa-fmd-2024-by-plant" }, "emissions": { "all_units_monitored": false, "available": true, "combustion_mw": 376.0, "combustion_mw_monitored": 117.8, "conversion": { "short_tons_to_tonnes": 0.90718474 }, "crosswalk_source_ref": "pudl-epa-eia-crosswalk", "crosswalk_year": 2024, "evidence": "metered", "evidence_rule": "metered where at least 99% of the plant's operating unit-hours carry EPA's Measured flag, estimated where more were Substitute, Measured and Substitute or another method code", "facts": [ { "basis": "Sum of hourly CO2 mass reported under 40 CFR Part 75 by the plant's EPA-monitored units over the reporting year, short tons x 0.90718474. Stack total of those units including any share attributable to steam sold; the plant's total only where every combustion generator is monitored", "coverage": { "eligible": 4, "included": 2, "unit": "combustion generators" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#co2_mass_tonnes@2024", "label": "CO2 mass, monitored units", "locator": "core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "co2_mass_tonnes", "missing_reason": null, "note": "2 of 4 combustion generators are linked to a monitored unit (unmonitored: 1 2); this is the monitored units' mass, not the plant's total", "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "t CO2", "value": 81555.91084755406 }, { "basis": "The same sum in the unit EPA's files use (short tons); shown beside the metric figure so the conversion is visible", "coverage": { "eligible": 4, "included": 2, "unit": "combustion generators" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#co2_mass_short_tons@2024", "label": "CO2 mass, monitored units, as filed", "locator": "core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "co2_mass_short_tons", "missing_reason": null, "note": "2 of 4 combustion generators are linked to a monitored unit (unmonitored: 1 2); this is the monitored units' mass, not the plant's total", "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "short tons CO2", "value": 89900.00299999982 }, { "basis": "Sum over the year of each monitored unit's reported hourly gross load (MW) x operating time (h). 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year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_heat_input_mmbtu", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epacems", "unit": "mmBtu", "value": 1498130.645 }, { "basis": "Sum of reported operating time over the plant's monitored units: unit-hours, so it can exceed the hours in the year when several units ran", "coverage": { "eligible": 2, "included": 2, "unit": "monitored units" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_unit_operating_hours@2024", "label": "Unit operating hours, monitored units", "locator": "core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_unit_operating_hours", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-epacems", "unit": "h", "value": 2760.48 }, { "basis": "Calendar hours of the reporting year in which at least one monitored unit reported operating time; never above the hours in the year", "coverage": null, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_hours_with_operation@2024", "label": "Hours in which a monitored unit ran", "locator": "core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_hours_with_operation", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epacems", "unit": "count", "value": 1756.0 }, { "basis": "Distinct EPA emissions units at the plant with rows in the reporting year; an EPA unit is a combustor or stack, not an EIA generator", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#cems_units_monitored@2024", "label": "EPA emissions units with CEMS rows", "locator": "core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_units_monitored", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epacems", "unit": "count", "value": 2.0 }, { "basis": "Existing coal, gas, oil or waste generators of the plant (EIA-860 inventory year) that the EPA-EIA crosswalk links to a unit with CEMS rows; a steam turbine linked to several combustion turbines counts once", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#cems_generators_monitored@2024", "label": "Combustion generators linked to a monitored unit", "locator": "core_epa__assn_eia_epacamd.parquet; report_year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_generators_monitored", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epa-eia-crosswalk", "unit": "count", "value": 2.0 }, { "basis": "Existing (operating, standby or out of service) generators whose resource group is coal, gas, oil or waste in the EIA-860 inventory year: the units that could be monitored", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#cems_generators_total@2024", "label": "Combustion generators at the plant", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_generators_total", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-generators", "unit": "count", "value": 4.0 }, { "basis": "Operating unit-hours EPA flagged Measured divided by all operating unit-hours of the plant's monitored units; the rest were Substitute, Measured and Substitute, or another method code", "coverage": { "eligible": 3012, "included": 3012, "unit": "operating unit-hours" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_measured_share@2024", "label": "Share of operating unit-hours with measured CO2", "locator": "core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_measured_share", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 4, "quality": "valid", "source_ref": "pudl-epacems", "unit": "fraction", "value": 1.0 }, { "basis": "Monitored-unit CO2 (tonnes) divided by the plant's EIA-923 net generation for the same year. Only where every combustion generator is monitored, so numerator and denominator cover the same plant; comparable across such plants", "coverage": null, "denominator": { "basis": "EIA-923 net generation of the whole plant, same calendar year", "metric": "net_generation_mwh", "unit": "MWh", "value": 553987.003 }, "evidence": "metered", "fact_id": "plant:eia:607#co2_intensity_net_t_per_mwh@2024", "label": "CO2 per MWh of net generation", "locator": "derived: co2_mass_tonnes@2024 / net_generation_mwh@2024 (pudl-output)", "maturity": "final", "method": "derived", "metric": "co2_intensity_net_t_per_mwh", "missing_reason": "partial_monitoring", "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 3, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "t CO2/MWh", "value": null }, { "basis": "Monitored-unit CO2 (tonnes) divided by the same units' reported gross load. Only where every combustion generator is monitored and the gross load is not below EIA net generation; gross, so lower than the net figure, and not comparable with it", "coverage": null, "denominator": { "basis": "gross load the monitored units themselves reported; a combined-cycle unit need not include its steam turbine", "metric": "cems_gross_load_mwh", "unit": "MWh", "value": 144902.3 }, "evidence": "metered", "fact_id": "plant:eia:607#co2_intensity_gross_t_per_mwh@2024", "label": "CO2 per MWh of gross load (unit-reported)", "locator": "derived: co2_mass_tonnes@2024 / cems_gross_load_mwh@2024", "maturity": "final", "method": "derived", "metric": "co2_intensity_gross_t_per_mwh", "missing_reason": "partial_monitoring", "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 3, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "t CO2/MWh", "value": null } ], "generators_monitored": 2, "generators_monitored_other": 0, "generators_total": 4, "generators_unmonitored": "1 2", "history": [ { "all_units_monitored": false, "available": true, "combustion_mw": 376.0, "combustion_mw_monitored": 117.8, "conversion": { "short_tons_to_tonnes": 0.90718474 }, "crosswalk_source_ref": "pudl-epa-eia-crosswalk", "crosswalk_year": 2023, "evidence": "metered", "evidence_rule": "metered where at least 99% of the plant's operating unit-hours carry EPA's Measured flag, estimated where more were Substitute, Measured and Substitute or another method code", "facts": [ { "basis": "Sum of hourly CO2 mass reported under 40 CFR Part 75 by the plant's EPA-monitored units over the reporting year, short tons x 0.90718474. Stack total of those units including any share attributable to steam sold; the plant's total only where every combustion generator is monitored", "coverage": { "eligible": 4, "included": 2, "unit": "combustion generators" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#co2_mass_tonnes@2023", "label": "CO2 mass, monitored units", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "co2_mass_tonnes", "missing_reason": null, "note": "2 of 4 combustion generators are linked to a monitored unit (unmonitored: 1 2); this is the monitored units' mass, not the plant's total", "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "t CO2", "value": 163691.65245041833 }, { "basis": "The same sum in the unit EPA's files use (short tons); shown beside the metric figure so the conversion is visible", "coverage": { "eligible": 4, "included": 2, "unit": "combustion generators" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#co2_mass_short_tons@2023", "label": "CO2 mass, monitored units, as filed", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "co2_mass_short_tons", "missing_reason": null, "note": "2 of 4 combustion generators are linked to a monitored unit (unmonitored: 1 2); this is the monitored units' mass, not the plant's total", "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "short tons CO2", "value": 180439.15999999992 }, { "basis": "Sum over the year of each monitored unit's reported hourly gross load (MW) x operating time (h). A unit-reported quantity: a combined-cycle unit need not include its steam turbine, so this can be below EIA net generation", "coverage": null, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_gross_load_mwh@2023", "label": "Gross load of monitored units", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_gross_load_mwh", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epacems", "unit": "MWh", "value": 290542.31 }, { "basis": "Sum over the year of each monitored unit's reported hourly heat input", "coverage": null, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_heat_input_mmbtu@2023", "label": "Heat input of monitored units", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_heat_input_mmbtu", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epacems", "unit": "mmBtu", "value": 3029270.193999998 }, { "basis": "Sum of reported operating time over the plant's monitored units: unit-hours, so it can exceed the hours in the year when several units ran", "coverage": { "eligible": 2, "included": 2, "unit": "monitored units" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_unit_operating_hours@2023", "label": "Unit operating hours, monitored units", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_unit_operating_hours", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 1, "quality": "valid", "source_ref": "pudl-epacems", "unit": "h", "value": 5755.04 }, { "basis": "Calendar hours of the reporting year in which at least one monitored unit reported operating time; never above the hours in the year", "coverage": null, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_hours_with_operation@2023", "label": "Hours in which a monitored unit ran", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_hours_with_operation", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epacems", "unit": "count", "value": 3242.0 }, { "basis": "Distinct EPA emissions units at the plant with rows in the reporting year; an EPA unit is a combustor or stack, not an EIA generator", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#cems_units_monitored@2023", "label": "EPA emissions units with CEMS rows", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_units_monitored", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epacems", "unit": "count", "value": 2.0 }, { "basis": "Existing coal, gas, oil or waste generators of the plant (EIA-860 inventory year) that the EPA-EIA crosswalk links to a unit with CEMS rows; a steam turbine linked to several combustion turbines counts once", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#cems_generators_monitored@2023", "label": "Combustion generators linked to a monitored unit", "locator": "core_epa__assn_eia_epacamd.parquet; report_year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_generators_monitored", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "valid", "source_ref": "pudl-epa-eia-crosswalk", "unit": "count", "value": 2.0 }, { "basis": "Existing (operating, standby or out of service) generators whose resource group is coal, gas, oil or waste in the EIA-860 inventory year: the units that could be monitored", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#cems_generators_total@2023", "label": "Combustion generators at the plant", "locator": "out_eia__yearly_generators.parquet; report_date=2023-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_generators_total", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 0, "quality": "valid", "source_ref": "pudl-generators", "unit": "count", "value": 4.0 }, { "basis": "Operating unit-hours EPA flagged Measured divided by all operating unit-hours of the plant's monitored units; the rest were Substitute, Measured and Substitute, or another method code", "coverage": { "eligible": 6007, "included": 5999, "unit": "operating unit-hours" }, "denominator": null, "evidence": "metered", "fact_id": "plant:eia:607#cems_measured_share@2023", "label": "Share of operating unit-hours with measured CO2", "locator": "core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "cems_measured_share", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 4, "quality": "valid", "source_ref": "pudl-epacems", "unit": "fraction", "value": 0.9986682204095222 }, { "basis": "Monitored-unit CO2 (tonnes) divided by the plant's EIA-923 net generation for the same year. Only where every combustion generator is monitored, so numerator and denominator cover the same plant; comparable across such plants", "coverage": null, "denominator": { "basis": "EIA-923 net generation of the whole plant, same calendar year", "metric": "net_generation_mwh", "unit": "MWh", "value": 967081.0069999999 }, "evidence": "metered", "fact_id": "plant:eia:607#co2_intensity_net_t_per_mwh@2023", "label": "CO2 per MWh of net generation", "locator": "derived: co2_mass_tonnes@2023 / net_generation_mwh@2023 (pudl-output)", "maturity": "final", "method": "derived", "metric": "co2_intensity_net_t_per_mwh", "missing_reason": "partial_monitoring", "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 3, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "t CO2/MWh", "value": null }, { "basis": "Monitored-unit CO2 (tonnes) divided by the same units' reported gross load. Only where every combustion generator is monitored and the gross load is not below EIA net generation; gross, so lower than the net figure, and not comparable with it", "coverage": null, "denominator": { "basis": "gross load the monitored units themselves reported; a combined-cycle unit need not include its steam turbine", "metric": "cems_gross_load_mwh", "unit": "MWh", "value": 290542.31 }, "evidence": "metered", "fact_id": "plant:eia:607#co2_intensity_gross_t_per_mwh@2023", "label": "CO2 per MWh of gross load (unit-reported)", "locator": "derived: co2_mass_tonnes@2023 / cems_gross_load_mwh@2023", "maturity": "final", "method": "derived", "metric": "co2_intensity_gross_t_per_mwh", "missing_reason": "partial_monitoring", "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2024-01-01T00:00:00Z", "period_start": "2023-01-01T00:00:00Z", "year": 2023 }, "precision": 3, "quality": "unsupported", "source_ref": "pudl-epacems", "unit": "t CO2/MWh", "value": null } ], "generators_monitored": 2, "generators_monitored_other": 0, "generators_total": 4, "generators_unmonitored": "1 2", "hours_by_measurement": { "measured": 5999, "operating_without_code": 0, "other_code": 0, "substituted": 8, "unit": "operating unit-hours" }, "measured_share": 0.9986682204095222, "note": "CO2 reported hourly under 40 CFR Part 75 by this plant's EPA-monitored units and summed over the reporting year, as filed (short tons) and in tonnes. It is a stack total of those units, includes any share attributable to steam sold, and is not CO2-equivalent, lifecycle or consumption-based. EPA-monitored units are one program's population: the figure is not a regional total and an unmonitored plant is not zero. Only some of this plant's combustion generators are monitored; the mass shown is theirs alone.", "source_ref": "pudl-epacems", "units_monitored": 2, "year": 2023 } ], "hours_by_measurement": { "measured": 3012, "operating_without_code": 0, "other_code": 0, "substituted": 0, "unit": "operating unit-hours" }, "measured_share": 1.0, "note": "CO2 reported hourly under 40 CFR Part 75 by this plant's EPA-monitored units and summed over the reporting year, as filed (short tons) and in tonnes. It is a stack total of those units, includes any share attributable to steam sold, and is not CO2-equivalent, lifecycle or consumption-based. EPA-monitored units are one program's population: the figure is not a regional total and an unmonitored plant is not zero. Only some of this plant's combustion generators are monitored; the mass shown is theirs alone.", "source_ref": "pudl-epacems", "units_monitored": 2, "year": 2024 }, "events": [], "facts": [ { "basis": "Sum of generator nameplate MW with operational status code OP in the inventory year; one row per generator; unscaled by ownership", "coverage": { "eligible": 0, "included": 0, "unit": "operating generators" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#nameplate_mw_op@2024", "label": "Nameplate capacity, operating generators", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "nameplate_mw_op", "missing_reason": null, "note": "No generator with status OP in this inventory year", "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 0.0 }, { "basis": "Generator rows for the plant in the inventory year, any status", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#generator_count@2024", "label": "Generators listed", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "generator_count", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-generators", "unit": "count", "value": 4.0 }, { "basis": "Generator rows with status code OP", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#generator_count_op@2024", "label": "Operating generators", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "generator_count_op", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-generators", "unit": "count", "value": 0.0 }, { "basis": "Sum of generator nameplate MW with status category existing and code other than OP (SB, OS, OA)", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#nameplate_mw_existing_not_operating@2024", "label": "Nameplate capacity, existing but not operating (standby / out of service)", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "nameplate_mw_existing_not_operating", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 376.0 }, { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x prime-mover x fuel rows" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#net_generation_mwh@2024", "label": "Net generation", "locator": "out_eia923__yearly_generation_fuel_combined.parquet; report_date=2024-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "net_generation_mwh", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 0, "quality": "valid", "source_ref": "pudl-output", "unit": "MWh", "value": 553987.003 }, { "basis": "Net generation MWh / (operating nameplate MW x hours in year); only when every operating generator was operating before the year began and none retired during it", "coverage": null, "denominator": { "hours": 8784, "metric": "nameplate_mw_op", "unit": "MW", "value": 0.0 }, "evidence": "reported", "fact_id": "plant:eia:607#capacity_factor@2024", "label": "Capacity factor", "locator": "derived: net_generation_mwh@2024 / (nameplate_mw_op x 8784 h)", "maturity": "final", "method": "derived", "metric": "capacity_factor", "missing_reason": "not_applicable", "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-01-01T00:00:00Z", "year": 2024 }, "precision": 3, "quality": "not_applicable", "source_ref": "pudl-output", "unit": "fraction", "value": null } ], "generators": [ { "dates": { "note": "EIA-860 reports month and year; day is a placeholder", "operating": "1984-05-01", "original_planned_operating": null, "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "facts": [ { "basis": "Generator nameplate capacity as reported on EIA-860", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:1#capacity_mw@2024", "label": "Nameplate capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=1", "maturity": "final", "method": "derived", "metric": "capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 129.1 }, { "basis": "Reported or source-estimated net summer capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:1#summer_capacity_mw@2024", "label": "Net summer capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=1", "maturity": "final", "method": "derived", "metric": "summer_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 93.0 }, { "basis": "Reported or source-estimated net winter capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:1#winter_capacity_mw@2024", "label": "Net winter capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=1", "maturity": "final", "method": "derived", "metric": "winter_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 114.0 } ], "generator_id": "1", "id": "generator:eia:607:1", "is_storage": false, "operator": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "ownership": { "basis": "eia860_schedule4_default", "invalid_shares": false, "note": null, "shares": [ { "basis": "eia860_schedule4_default", "evidence": "reported", "fraction": 1.0, "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=1; ownership_code=S; rule=eia860_schedule4_default", "method": "derived", "owned_mw": 129.1, "owner": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "reason": "eia860_schedule4_default", "source_ref": "pudl-generators" } ], "unassigned_fraction": 0.0, "unassigned_mw": 0.0, "unknown_reason": null }, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" }, "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "storage": null, "technology": "Natural Gas Fired Combustion Turbine" }, { "dates": { "note": "EIA-860 reports month and year; day is a placeholder", "operating": "1984-05-01", "original_planned_operating": null, "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "facts": [ { "basis": "Generator nameplate capacity as reported on EIA-860", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:2#capacity_mw@2024", "label": "Nameplate capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=2", "maturity": "final", "method": "derived", "metric": "capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 129.1 }, { "basis": "Reported or source-estimated net summer capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:2#summer_capacity_mw@2024", "label": "Net summer capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=2", "maturity": "final", "method": "derived", "metric": "summer_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 93.0 }, { "basis": "Reported or source-estimated net winter capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:2#winter_capacity_mw@2024", "label": "Net winter capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=2", "maturity": "final", "method": "derived", "metric": "winter_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 114.0 } ], "generator_id": "2", "id": "generator:eia:607:2", "is_storage": false, "operator": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "ownership": { "basis": "eia860_schedule4_default", "invalid_shares": false, "note": null, "shares": [ { "basis": "eia860_schedule4_default", "evidence": "reported", "fraction": 1.0, "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=2; ownership_code=S; rule=eia860_schedule4_default", "method": "derived", "owned_mw": 129.1, "owner": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "reason": "eia860_schedule4_default", "source_ref": "pudl-generators" } ], "unassigned_fraction": 0.0, "unassigned_mw": 0.0, "unknown_reason": null }, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" }, "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "storage": null, "technology": "Natural Gas Fired Combustion Turbine" }, { "dates": { "note": "EIA-860 reports month and year; day is a placeholder", "operating": "2001-07-01", "original_planned_operating": null, "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "facts": [ { "basis": "Generator nameplate capacity as reported on EIA-860", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:3#capacity_mw@2024", "label": "Nameplate capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=3", "maturity": "final", "method": "derived", "metric": "capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 58.9 }, { "basis": "Reported or source-estimated net summer capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:3#summer_capacity_mw@2024", "label": "Net summer capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=3", "maturity": "final", "method": "derived", "metric": "summer_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 47.0 }, { "basis": "Reported or source-estimated net winter capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:3#winter_capacity_mw@2024", "label": "Net winter capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=3", "maturity": "final", "method": "derived", "metric": "winter_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 60.0 } ], "generator_id": "3", "id": "generator:eia:607:3", "is_storage": false, "operator": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "ownership": { "basis": "eia860_schedule4_default", "invalid_shares": false, "note": null, "shares": [ { "basis": "eia860_schedule4_default", "evidence": "reported", "fraction": 1.0, "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=3; ownership_code=S; rule=eia860_schedule4_default", "method": "derived", "owned_mw": 58.9, "owner": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "reason": "eia860_schedule4_default", "source_ref": "pudl-generators" } ], "unassigned_fraction": 0.0, "unassigned_mw": 0.0, "unknown_reason": null }, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" }, "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "storage": null, "technology": "Natural Gas Fired Combustion Turbine" }, { "dates": { "note": "EIA-860 reports month and year; day is a placeholder", "operating": "2001-07-01", "original_planned_operating": null, "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "facts": [ { "basis": "Generator nameplate capacity as reported on EIA-860", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:4#capacity_mw@2024", "label": "Nameplate capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=4", "maturity": "final", "method": "derived", "metric": "capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 58.9 }, { "basis": "Reported or source-estimated net summer capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:4#summer_capacity_mw@2024", "label": "Net summer capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=4", "maturity": "final", "method": "derived", "metric": "summer_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 47.0 }, { "basis": "Reported or source-estimated net winter capability", "coverage": null, "denominator": null, "evidence": "reported", "fact_id": "generator:eia:607:4#winter_capacity_mw@2024", "label": "Net winter capacity", "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=4", "maturity": "final", "method": "derived", "metric": "winter_capacity_mw", "missing_reason": null, "note": null, "period": { "kind": "inventory_year", "note": "EIA-860 annual inventory; status as of the end of the reporting year", "report_date": "2024-01-01", "year": 2024 }, "precision": 1, "quality": "valid", "source_ref": "pudl-generators", "unit": "MW", "value": 60.0 } ], "generator_id": "4", "id": "generator:eia:607:4", "is_storage": false, "operator": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "ownership": { "basis": "eia860_schedule4_default", "invalid_shares": false, "note": null, "shares": [ { "basis": "eia860_schedule4_default", "evidence": "reported", "fraction": 1.0, "locator": "out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=607; generator_id=4; ownership_code=S; rule=eia860_schedule4_default", "method": "derived", "owned_mw": 58.9, "owner": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "reason": "eia860_schedule4_default", "source_ref": "pudl-generators" } ], "unassigned_fraction": 0.0, "unassigned_mw": 0.0, "unknown_reason": null }, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" }, "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "storage": null, "technology": "Natural Gas Fired Combustion Turbine" } ], "id": "plant:eia:607", "interconnection_requests": [], "latest": { "changed_on": "2026-08-01", "changes_since_baseline": [], "edition": { "report_month": "2026-08-01", "source_ref": "eia860m-inventory", "valid_until": "2026-09-01" }, "facts": [ { "basis": "Sum of nameplate MW over generators whose current-valid EIA-860M workbook assertion has status OP; dated by the complete inventory edition; never added to the baseline aggregate", "coverage": { "eligible": 4, "included": 4, "unit": "current and historical generators", "unknown_current_state": 0 }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#latest_nameplate_mw_op", "label": "Operating nameplate capacity, latest inventory", "locator": "Preliminary Monthly Electric Generator Inventory, August 2026; plant_id_eia=607; report_date=2026-08-01", "maturity": "provisional", "method": "derived", "metric": "latest_nameplate_mw_op", "missing_reason": "not_applicable", "note": "No unit operating in the latest inventory", "period": { "as_of": "2026-08-01", "kind": "instant", "note": "Complete EIA-860M monthly inventory; assertion dates are not event dates" }, "precision": 1, "quality": "not_applicable", "source_ref": "eia860m-inventory", "unit": "MW", "value": null }, { "basis": "Sum of nameplate MW over generators whose current-valid EIA-860M workbook assertion is a proposal or construction stage (P, L, T, U, V, OT, TS); a proposal is not a commitment and its date is a forecast", "coverage": { "eligible": 4, "included": 4, "unit": "current and historical generators" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#latest_nameplate_mw_planned", "label": "Planned nameplate capacity, latest inventory", "locator": "Preliminary Monthly Electric Generator Inventory, August 2026; plant_id_eia=607; report_date=2026-08-01", "maturity": "provisional", "method": "derived", "metric": "latest_nameplate_mw_planned", "missing_reason": "not_applicable", "note": null, "period": { "as_of": "2026-08-01", "kind": "instant", "note": "Complete EIA-860M monthly inventory; assertion dates are not event dates" }, "precision": 1, "quality": "not_applicable", "source_ref": "eia860m-inventory", "unit": "MW", "value": null }, { "basis": "Sum of nameplate MW over generators whose current-valid EIA-860M workbook assertion is retired, cancelled or indefinitely postponed (RE, CN, IP); retired is not demolished", "coverage": { "eligible": 4, "included": 4, "unit": "current and historical generators" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#latest_nameplate_mw_retired", "label": "Retired or cancelled nameplate capacity, latest inventory", "locator": "Preliminary Monthly Electric Generator Inventory, August 2026; plant_id_eia=607; report_date=2026-08-01", "maturity": "provisional", "method": "derived", "metric": "latest_nameplate_mw_retired", "missing_reason": "not_applicable", "note": null, "period": { "as_of": "2026-08-01", "kind": "instant", "note": "Complete EIA-860M monthly inventory; assertion dates are not event dates" }, "precision": 1, "quality": "not_applicable", "source_ref": "eia860m-inventory", "unit": "MW", "value": null } ], "historical_units": [], "in_baseline": true, "last_retirement_date": null, "life": "standby_or_out_of_service", "next_planned_operating_date": null, "note": "Independently dated by EIA-860M; the baseline facts above stay the validated edition. Planned dates are forecasts; retired is not demolished.", "summary": { "mw_entered_service": null, "mw_retired_or_cancelled": null, "units_entered_service": 0, "units_new_since_baseline": 0, "units_retired_or_cancelled": 0 }, "units": [ { "capacity_mw": 129.1, "changed_on": "2026-08-01", "dates": { "operating": "1984-05-01", "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "generator_id": "1", "id": "generator:eia:607:1", "in_baseline": true, "life": "standby_or_out_of_service", "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "technology": "Natural Gas Fired Combustion Turbine" }, { "capacity_mw": 129.1, "changed_on": "2026-08-01", "dates": { "operating": "1984-05-01", "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "generator_id": "2", "id": "generator:eia:607:2", "in_baseline": true, "life": "standby_or_out_of_service", "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "technology": "Natural Gas Fired Combustion Turbine" }, { "capacity_mw": 58.9, "changed_on": "2026-08-01", "dates": { "operating": "2001-07-01", "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "generator_id": "3", "id": "generator:eia:607:3", "in_baseline": true, "life": "standby_or_out_of_service", "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "technology": "Natural Gas Fired Combustion Turbine" }, { "capacity_mw": 58.9, "changed_on": "2026-08-01", "dates": { "operating": "2001-07-01", "planned_operating": null, "planned_retirement": null, "precision": "month", "retirement": null }, "generator_id": "4", "id": "generator:eia:607:4", "in_baseline": true, "life": "standby_or_out_of_service", "resource_group": "gas", "status": { "category": "existing", "code": "SB", "label": "standby" }, "technology": "Natural Gas Fired Combustion Turbine" } ] }, "location": { "city": "Mt Vernon", "county": "Skagit", "datum": null, "lat": 48.4558, "locator": "out_eia__yearly_plants.parquet; report_date=2024-01-01; plant_id_eia=607", "lon": -122.4358, "note": "Plant coordinate shared by all generators; not turbine or inverter locations. Source datum field empty in this edition.", "quality": "source_reported", "source_ref": "pudl-plants", "state": "WA", "timezone": "America/Los_Angeles" }, "name": "Fredonia", "operator": { "entity_type": "I", "entity_type_label": "Investor-owned utility", "id": "org:eia:15500", "name": "Puget Sound Energy" }, "output": { "annual": [ { "components": [ { "energy_source": { "code": "DFO", "fuel_group": "oil", "label": "distillate_fuel_oil" }, "maturity": "final", "net_generation_mwh": 776.2109999999999, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } }, { "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "maturity": "final", "net_generation_mwh": 160672.789, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } } ], "fact": { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x prime-mover x fuel rows" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#net_generation_mwh@2015", "label": "Net generation", "locator": "out_eia923__yearly_generation_fuel_combined.parquet; report_date=2015-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "net_generation_mwh", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2016-01-01T00:00:00Z", "period_start": "2015-01-01T00:00:00Z", "year": 2015 }, "precision": 0, "quality": "valid", "source_ref": "pudl-output", "unit": "MWh", "value": 161449.0 }, "rows": 2, "year": 2015 }, { "components": [ { "energy_source": { "code": "DFO", "fuel_group": "oil", "label": "distillate_fuel_oil" }, "maturity": "final", "net_generation_mwh": 998.7909999999999, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } }, { "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "maturity": "final", "net_generation_mwh": 244805.20899999997, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } } ], "fact": { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x prime-mover x fuel rows" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#net_generation_mwh@2016", "label": "Net generation", "locator": "out_eia923__yearly_generation_fuel_combined.parquet; report_date=2016-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "net_generation_mwh", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2017-01-01T00:00:00Z", "period_start": "2016-01-01T00:00:00Z", "year": 2016 }, "precision": 0, "quality": "valid", "source_ref": "pudl-output", "unit": "MWh", "value": 245803.99999999997 }, "rows": 2, "year": 2016 }, { "components": [ { "energy_source": { "code": "DFO", "fuel_group": "oil", "label": "distillate_fuel_oil" }, "maturity": "final", "net_generation_mwh": 1346.87, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } }, { "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "maturity": "final", "net_generation_mwh": 119156.12999999998, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } } ], "fact": { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x prime-mover x fuel rows" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#net_generation_mwh@2017", "label": "Net generation", "locator": "out_eia923__yearly_generation_fuel_combined.parquet; report_date=2017-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "net_generation_mwh", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2018-01-01T00:00:00Z", "period_start": "2017-01-01T00:00:00Z", "year": 2017 }, "precision": 0, "quality": "valid", "source_ref": "pudl-output", "unit": "MWh", "value": 120502.99999999997 }, "rows": 2, "year": 2017 }, { "components": [ { "energy_source": { "code": "DFO", "fuel_group": "oil", "label": "distillate_fuel_oil" }, "maturity": "final", "net_generation_mwh": 1246.743, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } }, { "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "maturity": "final", "net_generation_mwh": 128007.25700000001, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } } ], "fact": { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x prime-mover x fuel rows" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#net_generation_mwh@2018", "label": "Net generation", "locator": "out_eia923__yearly_generation_fuel_combined.parquet; report_date=2018-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "net_generation_mwh", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2019-01-01T00:00:00Z", "period_start": "2018-01-01T00:00:00Z", "year": 2018 }, "precision": 0, "quality": "valid", "source_ref": "pudl-output", "unit": "MWh", "value": 129254.00000000001 }, "rows": 2, "year": 2018 }, { "components": [ { "energy_source": { "code": "DFO", "fuel_group": "oil", "label": "distillate_fuel_oil" }, "maturity": "final", "net_generation_mwh": 478.813, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } }, { "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "maturity": "final", "net_generation_mwh": 195346.18699999998, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } } ], "fact": { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x prime-mover x fuel rows" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#net_generation_mwh@2019", "label": "Net generation", "locator": "out_eia923__yearly_generation_fuel_combined.parquet; report_date=2019-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "net_generation_mwh", "missing_reason": null, "note": null, "period": { "hours": 8760, "kind": "calendar_year", "period_end": "2020-01-01T00:00:00Z", "period_start": "2019-01-01T00:00:00Z", "year": 2019 }, "precision": 0, "quality": "valid", "source_ref": "pudl-output", "unit": "MWh", "value": 195824.99999999997 }, "rows": 2, "year": 2019 }, { "components": [ { "energy_source": { "code": "DFO", "fuel_group": "oil", "label": "distillate_fuel_oil" }, "maturity": "final", "net_generation_mwh": 3179.2810000000004, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } }, { "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "maturity": "final", "net_generation_mwh": 192134.719, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } } ], "fact": { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x prime-mover x fuel rows" }, "denominator": null, "evidence": "reported", "fact_id": "plant:eia:607#net_generation_mwh@2020", "label": "Net generation", "locator": "out_eia923__yearly_generation_fuel_combined.parquet; report_date=2020-01-01; plant_id_eia=607", "maturity": "final", "method": "derived", "metric": "net_generation_mwh", "missing_reason": null, "note": null, "period": { "hours": 8784, "kind": "calendar_year", "period_end": "2021-01-01T00:00:00Z", "period_start": "2020-01-01T00:00:00Z", "year": 2020 }, "precision": 0, "quality": "valid", "source_ref": "pudl-output", "unit": "MWh", "value": 195314.0 }, "rows": 2, "year": 2020 }, { "components": [ { "energy_source": { "code": "DFO", "fuel_group": "oil", "label": "distillate_fuel_oil" }, "maturity": "final", "net_generation_mwh": 348.537, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } }, { "energy_source": { "code": "NG", "fuel_group": "gas", "label": "natural_gas" }, "maturity": "final", "net_generation_mwh": 386060.463, "prime_mover": { "code": "GT", "label": "gas_combustion_turbine" } } ], "fact": { "basis": "Sum of EIA-923 annual net generation over the plant's unique prime-mover x energy-source rows; negative values (pumping, station use) retained", "coverage": { "eligible": 2, "included": 2, "unit": "plant x 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"period_end": "2024-05-01T00:00:00Z", "period_start": "2024-04-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 76411.0 }, { "hours": 744, "maturity": "final", "period_end": "2024-06-01T00:00:00Z", "period_start": "2024-05-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 23352.0 }, { "hours": 720, "maturity": "final", "period_end": "2024-07-01T00:00:00Z", "period_start": "2024-06-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 2474.0 }, { "hours": 744, "maturity": "final", "period_end": "2024-08-01T00:00:00Z", "period_start": "2024-07-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 22570.0 }, { "hours": 744, "maturity": "final", "period_end": "2024-09-01T00:00:00Z", "period_start": "2024-08-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 15178.0 }, { "hours": 720, "maturity": "final", "period_end": "2024-10-01T00:00:00Z", "period_start": "2024-09-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 14300.0 }, { "hours": 744, "maturity": "final", "period_end": "2024-11-01T00:00:00Z", "period_start": "2024-10-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 38827.0 }, { "hours": 720, "maturity": "final", "period_end": "2024-12-01T00:00:00Z", "period_start": "2024-11-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 2792.0 }, { "hours": 744, "maturity": "final", "period_end": "2025-01-01T00:00:00Z", "period_start": "2024-12-01T00:00:00Z", "quality": "valid", "rows": 2, "value": 71274.0 } ], "years_eligible": [ 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 ], "years_excluded": [] }, "note": "Sum of unique plant x prime-mover x fuel rows per year; negative values retained; missing years absent, not zero; no monthly curve inferred", "reporter_frequency": "monthly" }, "ownership_paths": { "available": false, "note": "Direct owners and their shares are in ownership_rollup and on each generator; no parent chain is curated for this plant, so no parent-attributed MW exists and none is implied", "reason": "parent_chain_not_curated", "source_ref": "ownership-parents" }, "ownership_rollup": { "basis": "Operating nameplate MW x ownership fraction, once per generator; reported schedule or EIA-860 schedule-4 default", "note": null, "owners": [], "unassigned_mw": 0.0, "unknown_coverage": { "eligible": 0, "included": 0, "unit": "native rows" }, "unknown_mw": 0.0 }, "release_id": "20260929T050546Z-51ae0f7d3c78", "reporting": { "ba": { "code": "PSEI", "id": "ba:eia:PSEI", "name": "Puget Sound Energy" }, "ba_code_source": "PSEI", "frame_role": "core", "in_geographic_core": true, "in_reporting_frame": true, "inclusion_reason": "ba_in_frame_v1", "membership_review_status": "source", "reporter_frequency": "M" }, "resource_group": "unknown", "schema_version": "1.41.0", "source_name": null, "sources": [ "pudl-epa-eia-crosswalk", "pudl-epacems", "pudl-generators", "pudl-output", "pudl-ownership", "pudl-plants" ], "storage": null, "type": "plant", "updated_reason": null, "water": null }