NorthWestern Energy (Montana)

Entity org:eia:12825 · release 20260929T050546Z-51ae0f7d3c78 · schema 1.41.0. Immutable citation page; values as published in this release. Current pages may be newer.

Fact	Value	Unit	Period	Evidence / method	Quality	Source and locator
Operated nameplate capacity, operating generators	—	MW	2024	reported / derived	missing (not_reported)	pudl-generators out_eia__yearly_utilities.parquet; report_date=2017-01-01; utility_id_eia=12825
Owned nameplate capacity, operating generators	—	MW	2024	reported / derived	not_applicable (not_applicable)	pudl-ownership out_eia__yearly_utilities.parquet; report_date=2017-01-01; utility_id_eia=12825
Retail sales	3,090,579	MWh	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=commercial; business_model=retail; service_type=bundled
Retail customers	84,523	count	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=commercial; business_model=retail; service_type=bundled
Retail revenue	415,977,000	USD	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=commercial; business_model=retail; service_type=bundled
Average revenue per kWh sold	13.46	cents/kWh	2024	reported / derived	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=commercial; business_model=retail; service_type=bundled
Retail sales	418,827	MWh	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=industrial; business_model=retail; service_type=bundled
Retail customers	2,239	count	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=industrial; business_model=retail; service_type=bundled
Retail revenue	45,087,000	USD	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=industrial; business_model=retail; service_type=bundled
Average revenue per kWh sold	10.77	cents/kWh	2024	reported / derived	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=industrial; business_model=retail; service_type=bundled
Retail sales	2,800,513	MWh	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=residential; business_model=retail; service_type=bundled
Retail customers	328,125	count	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=residential; business_model=retail; service_type=bundled
Retail revenue	398,459,000	USD	2024	reported / direct	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=residential; business_model=retail; service_type=bundled
Average revenue per kWh sold	14.23	cents/kWh	2024	reported / derived	valid	pudl-retail-sales core_eia861__yearly_sales.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; customer_class=residential; business_model=retail; service_type=bundled
Distributed generation capacity (net-metered + non-net-metered)	77.6	MW	2024	reported / derived	valid	pudl-net-metering core_eia861__yearly_net_metering_customer_fuel_class.parquet; report_date=2024-01-01; utility_id_eia=12825 (+ non-net-metering table)
Net-metered capacity	71.4	MW	2024	reported / derived	valid	pudl-net-metering core_eia861__yearly_net_metering_customer_fuel_class.parquet; report_date=2024-01-01; utility_id_eia=12825 (+ non-net-metering table)
Non-net-metered distributed capacity	6.2	MW	2024	reported / derived	valid	pudl-non-net-metering core_eia861__yearly_net_metering_customer_fuel_class.parquet; report_date=2024-01-01; utility_id_eia=12825 (+ non-net-metering table)
Net-metered customers	9,001	count	2024	reported / derived	valid	pudl-net-metering core_eia861__yearly_net_metering_customer_fuel_class.parquet; report_date=2024-01-01; utility_id_eia=12825 (+ non-net-metering table)
Energy sold back to the utility by net-metered customers	—	MWh	2024	reported / derived	missing (not_reported)	pudl-net-metering core_eia861__yearly_net_metering_customer_fuel_class.parquet; report_date=2024-01-01; utility_id_eia=12825 (+ non-net-metering table)
Distributed storage capacity	2.3	MW	2024	reported / derived	valid	pudl-net-metering core_eia861__yearly_net_metering_customer_fuel_class.parquet; report_date=2024-01-01; utility_id_eia=12825 (+ non-net-metering table)
Distributed storage energy capacity	—	MWh	2024	reported / derived	missing (not_reported)	pudl-net-metering core_eia861__yearly_net_metering_customer_fuel_class.parquet; report_date=2024-01-01; utility_id_eia=12825 (+ non-net-metering table)
SAIDI, major event days included	233.4	minutes/customer/year	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
SAIDI, major event days excluded	117.9	minutes/customer/year	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
SAIDI, major event days included, loss of supply removed	185.5	minutes/customer/year	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
SAIFI, major event days included	1.30	interruptions/customer/year	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
SAIFI, major event days excluded	0.95	interruptions/customer/year	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
SAIFI, major event days included, loss of supply removed	1.01	interruptions/customer/year	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
CAIDI, major event days included	180.1	minutes/interruption	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
CAIDI, major event days excluded	123.9	minutes/interruption	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
CAIDI, major event days included, loss of supply removed	183.3	minutes/interruption	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
Customers the indices are based on	376,392	count	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard
Highest voltage counted as distribution	34.5	kV	2024	reported / direct	valid	pudl-reliability core_eia861__yearly_reliability.parquet; report_date=2024-01-01; utility_id_eia=12825; state=MT; standard=ieee_standard

Sources

Display names verified against each organization's own website; EIA legal names retained as aliases. Licence: CC0 (curation); source names remain EIA's. curated-aliases
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Form 861. Licence: CC-BY-4.0. pudl-eia861-demand-response
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Form 861. Licence: CC-BY-4.0. pudl-eia861-energy-efficiency
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Forms 860/923. Licence: CC-BY-4.0. pudl-generators
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Form 861. Licence: CC-BY-4.0. pudl-net-metering
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Form 861. Licence: CC-BY-4.0. pudl-non-net-metering
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Forms 860/923. Licence: CC-BY-4.0. pudl-ownership
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Form 861. Licence: CC-BY-4.0. pudl-reliability
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Form 861. Licence: CC-BY-4.0. pudl-retail-sales
Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Forms 860/923. Licence: CC-BY-4.0. pudl-utilities

Each source's notice and terms: rights.json in this release.