| USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICES |
USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICES |
95%
|
USAspending awards from Department of Health and Human Services: $37,000 across 1 awards. 75H70925P00009 BFSU FY25 UTILITY-NATUAL GAS SERVICES DOS: 1/1/2025 - 12/31/2025 TOTAL: $37,000.00 | Qwen corr… |
| ATLAS-POWER-HOLDINGS-LLC |
ATLAS-POWER-HOLDINGS-LLC |
92%
|
we have signed development agreements with both Sabey Data Centers and Atlas Power Holdings LLC to provide electric supply services for data centers being developed in Montana |
| SABEY-DATA-CENTERS |
SABEY-DATA-CENTERS |
92%
|
we have signed development agreements with both Sabey Data Centers and Atlas Power Holdings LLC to provide electric supply services for data centers being developed in Montana |
| QUANTICA-INFRASTRUCTURE |
QUANTICA-INFRASTRUCTURE |
90%
|
In April 2026, we signed a development agreement with Quantica Infrastructure to evaluate the transmission infrastructure and generation resources needed to support their proposed need |
| BKH |
Black Hills Corporation |
72%
|
Topic 805, which requires the identification of an acquirer in a business combination, Black Hills is the accounting acquirer. Pursuant to the Merger Agreement, at the effective time of the Merger, e… |
| BKH |
Black Hills Corporation |
72%
|
Reciprocal relationship from BKH graph: Reciprocal relationship from NWE graph: Reciprocal relationship from BKH graph: Reciprocal relationship from NWE graph: Reciprocal relationship from BKH graph:… |
| XEL |
Xcel Energy Inc. |
72%
|
Reciprocal relationship from XEL graph: Reciprocal relationship from NWE graph: Reciprocal relationship from XEL graph: Reciprocal relationship from NWE graph: Reciprocal relationship from XEL graph:… |
| XEL |
Xcel Energy Inc. |
72%
|
underground line 756 Total Miles of Electric Distribution Lines 2,386 Total Transmission and Distribution Substations 123 Our South Dakota system is interconnected with the transmission facilities of… |
| BRIGHT-FUTURE-NORTHWESTERN-ENERGY-GROUP |
BRIGHT-FUTURE-NORTHWESTERN-ENERGY-GROUP |
62%
|
the daily mean temperature falls below or above 65 degrees Fahrenheit. Dekatherm - A measurement of natural gas; ten therms or one million Btu. Kilovolt (kV) - A unit of electrical power equal to one… |
| CANADIAN-MONTANA-PIPE-LINE-CORPORATION |
CANADIAN-MONTANA-PIPE-LINE-CORPORATION |
62%
|
n, we own and operate two transmission pipelines through our subsidiaries, Canadian-Montana Pipe Line Corporation and Havre Pipeline Company, LLC. Natural gas is used primarily for residential and co… |
| COLSTRIP-MONTANA-NORTHWESTERN-ENERGY-GROUP-INC |
COLSTRIP-MONTANA-NORTHWESTERN-ENERGY-GROUP-INC |
62%
|
ed with endpoints near Bismark, North Dakota, and Colstrip, Montana. NorthWestern Energy Group, Inc. - The Company; Also known as NorthWestern Energy Group. NorthWestern Corporation (NW Corp) - A dir… |
| CONSOLIDATION-NORTHWESTERN-ENERGY-GROUP |
CONSOLIDATION-NORTHWESTERN-ENERGY-GROUP |
62%
|
1,433 ( 21 ) 15 74,423 466 — — 74,904 Dividends on common stock ($ 2.56 per share) — — — — — ( 154,050 ) — ( 154,050 ) Balance at December 31, 2023 64,762 3,513 $ 648 $ 2,078,753 $ ( 97,926 ) $ 811,4… |
| CONTINGENCIES-PARENT-GUARANTEE-NORTHWESTERN-ENER |
CONTINGENCIES-PARENT-GUARANTEE-NORTHWESTERN-ENER |
62%
|
residential customers, which includes single private dwellings and individual apartments. Our commercial customers consist primarily of main street businesses, and our industrial customers consist pr… |
| EAST-RIVER-ELECTRIC-COOPERATIVE-INC |
EAST-RIVER-ELECTRIC-COOPERATIVE-INC |
62%
|
underground line 756 Total Miles of Electric Distribution Lines 2,386 Total Transmission and Distribution Substations 123 Our South Dakota system is interconnected with the transmission facilities of… |
| FOR-NORTHWESTERN-ENERGY-GROUP |
FOR-NORTHWESTERN-ENERGY-GROUP |
62%
|
l gas heating degree days may differ due to differences in service territory. 53 The following summarizes the components of the changes in natural gas utility margin for the years ended December 31, … |
| HAVRE-PIPELINE-COMPANY-LLC |
HAVRE-PIPELINE-COMPANY-LLC |
62%
|
n, we own and operate two transmission pipelines through our subsidiaries, Canadian-Montana Pipe Line Corporation and Havre Pipeline Company, LLC. Natural gas is used primarily for residential and co… |
| IDAHO-POWER-COMPANY |
IDAHO-POWER-COMPANY |
62%
|
n to delivering energy to distribution systems to serve customers, we also transmit electricity for nonregulated entities owning generation, and utilities, cooperatives, and power marketers serving t… |
| MONTANA-DAKOTA-UTILITIES-CO |
MONTANA-DAKOTA-UTILITIES-CO |
62%
|
underground line 756 Total Miles of Electric Distribution Lines 2,386 Total Transmission and Distribution Substations 123 Our South Dakota system is interconnected with the transmission facilities of… |
| NORTH-AMERICAN-ELECTRIC-RELIABILITY-CORPORATION |
NORTH-AMERICAN-ELECTRIC-RELIABILITY-CORPORATION |
62%
|
he Dave Gates Generating Station at Mill Creek, a 150 MW natural gas fired facility. Environmental Protection Agency (EPA) - A Federal agency charged with protecting the environment. Federal Energy R… |
| NORTH-PLAINS-CONNECTOR-LLC |
NORTH-PLAINS-CONNECTOR-LLC |
62%
|
ject, estimated to be a $3.6 billion investment, aims to enhance grid reliability, support renewable energy integration, and provide additional capacity across multiple states. We collaborated with G… |
| NORTHWESTERN-CORPORATION |
NORTHWESTERN-CORPORATION |
62%
|
870 3,497 $ 649 $ ( 97,935 ) $ 2,086,594 $ 913,650 $ ( 6,590 ) $ 2,896,368 Balance at December 31, 2025 64,895 3,477 $ 649 $ ( 97,503 ) $ 2,091,935 $ 896,720 $ ( 6,061 ) $ 2,885,740 Net income — — — … |
| NORTHWESTERN-ENERGY-GROUP |
NORTHWESTERN-ENERGY-GROUP |
62%
|
. Credit Facilities 32 Liquidity is generally provided by internal operating cash flows and the use of our unsecured revolving credit facilities. We utilize availability under our revolving credit fa… |
| NORTHWESTERN-ENERGY-PUBLIC-SERVICE-CORPORATION |
NORTHWESTERN-ENERGY-PUBLIC-SERVICE-CORPORATION |
62%
|
870 3,497 $ 649 $ ( 97,935 ) $ 2,086,594 $ 913,650 $ ( 6,590 ) $ 2,896,368 Balance at December 31, 2025 64,895 3,477 $ 649 $ ( 97,503 ) $ 2,091,935 $ 896,720 $ ( 6,061 ) $ 2,885,740 Net income — — — … |
| NW-CORP |
NW-CORP |
62%
|
l gas heating degree days may differ due to differences in service territory. 53 The following summarizes the components of the changes in natural gas utility margin for the years ended December 31, … |
| OTTER-TAIL-POWER-COMPANY |
OTTER-TAIL-POWER-COMPANY |
62%
|
underground line 756 Total Miles of Electric Distribution Lines 2,386 Total Transmission and Distribution Substations 123 Our South Dakota system is interconnected with the transmission facilities of… |
| OVERVIEW-NORTHWESTERN-ENERGY-GROUP |
OVERVIEW-NORTHWESTERN-ENERGY-GROUP |
62%
|
the GAAP information provided elsewhere in this report. OVERVIEW NorthWestern Energy Group, doing business as NorthWestern Energy, provides electricity and/or natural gas to approximately 787,000 cus… |
| PACIFICORP-IDAHO-POWER-COMPANY-BONNEVILLE-POWER- |
PACIFICORP-IDAHO-POWER-COMPANY-BONNEVILLE-POWER- |
62%
|
r decreasing output to address intermittent generation such as wind and solar. Our generation portfolio is a balanced mix of energy and capacity resources having different operating characteristics a… |
| POSITIVE-NW-CORP |
POSITIVE-NW-CORP |
62%
|
. Credit Facilities 32 Liquidity is generally provided by internal operating cash flows and the use of our unsecured revolving credit facilities. We utilize availability under our revolving credit fa… |
| SECURED-RATING-SENIOR-UNSECURED-RATING-OUTLOOK-N |
SECURED-RATING-SENIOR-UNSECURED-RATING-OUTLOOK-N |
62%
|
volving credit facilities was approximately $233.0 million, and there were no letters of credit outstanding. Long-term Debt and Equity We generally issue long-term debt to refinance other long-term d… |
| STABLE-NW-CORP |
STABLE-NW-CORP |
62%
|
volving credit facilities was approximately $233.0 million, and there were no letters of credit outstanding. Long-term Debt and Equity We generally issue long-term debt to refinance other long-term d… |
