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Establishment profile

NORTHWESTERN

SD, 57108

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OSHA inspections
0
Violations
0
Penalties
$0
Context
No OSHA inspections on record. This does not mean the employer is violation-free — OSHA inspects a small fraction of workplaces annually.

Summary

NORTHWESTERN has no OSHA inspection history on file. Federal records covering wage, environmental, labor relations, and other agencies are noted below where present.

The most recent federal enforcement activity was recorded 0 days ago.

Federal records were found in 1 of 15 sources. Sources without matching records returned empty for this establishment.

Agency coverage

NORTHWESTERN appears in UVA Corporate Prosecution Registry record only. No matching records were found in OSHA workplace safety, WHD wage enforcement, MSHA mine safety, EPA environmental compliance, NLRB labor relations, OFLC visa and labor certification, FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, CPSC product recalls, or NHTSA vehicle recalls. Single-agency enforcement records typically indicate either a discrete incident-based inspection or a low-risk operational profile.

OSHA workplace safety

No OSHA inspections, citations, or accidents on file for NORTHWESTERN. Verify directly with Occupational Safety and Health Administration →

Safety self-report (OSHA 300A)

No self-reported injury rates filed with OSHA's Injury Tracking Application for NORTHWESTERN. Verify directly with OSHA Injury Tracking Application →

OSHA severe injury reports

No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for NORTHWESTERN. Verify directly with Occupational Safety and Health Administration →

Activity timeline

Data refreshed
Weekly
First OSHA inspection
—
Most recent activity
0 days ago

Most recent federal enforcement activity recorded 0 days ago. Data on this page is refreshed weekly.

Wage & Hour Division (WHD)

No WHD wage, overtime, or child-labor enforcement cases on file for NORTHWESTERN. Verify directly with Wage and Hour Division →

Mine safety (MSHA)

No MSHA mine safety violations on file for NORTHWESTERN. Verify directly with Mine Safety and Health Administration →

Labor relations (NLRB)

No NLRB unfair labor practice charges or union representation cases on file for NORTHWESTERN. Verify directly with National Labor Relations Board →

Visa & labor certification (OFLC)

No H-1B, H-2A, or H-2B labor condition applications on file for NORTHWESTERN. Verify directly with Office of Foreign Labor Certification →

Environmental compliance (EPA)

No EPA inspections or formal enforcement actions on file for NORTHWESTERN. Verify directly with Environmental Protection Agency →

Federal criminal prosecution record

Prosecutions
1
Total payments
$0
Disposition
—
Crime type
—

Federal contracts

This location

Obligated (5-yr)
$18.1M
Obligated (all-time)
$34.4M
Awards
291
Top agency
Department of Health and Human Services
$23.1M
Company-wide — NORTHWESTERN CORP (across 4 entities)
Obligated (5-yr)
$18.1M
Obligated (all-time)
$69.5M
Awards (all-time)
724

Consolidated across all USAspending recipient entities under this corporate parent — not attributable to this single location.

Top agencies by obligation (this location)
Department of Health and Human Services$23.1M
Department of the Interior$3.9M
Department of Justice$3.2M
General Services Administration$2.1M
Department of Veterans Affairs$1.8M
Largest awards (top 50 of 291)
  • Department of Health and Human Services
    CUSTOMER# 03779279 | INVOICE DATE: 4/16/2025 | NORTHWESTERN ENERGY CONSOLIDATED BILL (ELECTRIC & GAS NIH RML)
    contract · Last action 2026-03-26
    $2,577,829
  • General Services Administration
    IGF::OT::IGF NEW ORDER FOR UTILITY SUPOT FOR THE FEDERAL COURT HOUSE AT 2601 2ND AVENUE NORTH, BILLINGS, MONTANA 59101-2234
    contract · Last action 2020-03-31
    $1,354,858
  • Department of Veterans Affairs
    ELECTRICITY AND NATURAL GAS SERVICES FOR FORT HARRISON, MT. THIS A ONE-YEAR P.O. WITH 4 DIFFERENT ACCOUNT NUMBERS.
    contract · Last action 2021-02-26
    $773,668
  • Department of the Interior
    THE NATIONAL PARK SERVICE HAS A NEW WATER TREATMENT BUILDING AT MADISON JUNCTION AT YELLOWSTONE NATIONAL PARK, WY 82190-0168. THIS IS A REQUEST FOR PRICE TO UPGRADE THE POWER SYSTEM TO 3-PHASE SERVICE IN ORDER TO OPERATE OPERATION BUILDING EQUIPMENT.
    contract · Last action 2010-09-27
    $597,000
  • Department of Health and Human Services
    FBSU ELECTRICITY AND NATRUAL GAS SERVICES
    contract · Last action 2025-07-17
    $548,400
  • General Services Administration
    ELECTRICAL UTILITY SUPPORT FOR THE NEW FEDERAL COURTHOUSE IN BILLINGS, MONTANA
    contract · Last action 2013-08-12
    $540,946
  • Department of the Interior
    ELECTRIC UTILITY SERVICES PROVIDED BY NORTHWESTERN ENERGY COMPANY TO ROCKY MOUNTAIN REGIONAL DETENTION CENTER, ACCOUNT NUMBER 36411869-7.
    contract · Last action 2024-07-25
    $520,924
  • Department of the Interior
    NORTHWESTERN ENERGY RMRDF BASE YEAR
    contract · Last action 2026-04-03
    $450,000
  • Department of Health and Human Services
    ELECTRICAL UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2022-04-12
    $437,724
  • Department of the Interior
    INSTALL A 2000 AMP SWITCHGEAR AT YELLOWSTONE OLD FAITHFUL WATER TREATMENT FACILITY.
    contract · Last action 2025-06-05
    $406,451
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-04-19
    $406,305
  • Department of Veterans Affairs
    ELECTRICAL SERVICE
    contract · Last action 2011-04-07
    $390,000
  • Department of Health and Human Services
    ELECTRICAL&NATURAL GAS UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-04-16
    $385,743
  • Department of the Interior
    NORTHWESTERN CORPORATION BLACKFEET AGENCY NATURAL GAS
    contract · Last action 2025-12-17
    $373,106
  • Department of the Interior
    YELL NORTH WEST ENERGY, YCC OLD FAITHFUL ELECTRIC CONNECTIONS
    contract · Last action 2021-07-26
    $325,000
  • Department of Health and Human Services
    ELECTRICAL UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT (SEE THE SCHEDULE)
    contract · Last action 2021-04-15
    $303,013
  • Department of the Interior
    THE CONTRACTOR SHALL INSTALL 3-PHASE OVERHEAD POWER TRANSMISSION LINES AND A PRIMARY TRANSFORMER FOR THE MAMMOTH WASTEWATER TREATMENT PLANT, YELLOWSTONE NATIONAL PARK.
    contract · Last action 2025-06-11
    $297,581
  • Department of the Interior
    NORTHWESTERN CORPORATION - ELECTRICITY FORT BELKNAP AGENCY
    contract · Last action 2025-12-23
    $289,856
  • Department of Health and Human Services
    ELECTRIC AND NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2022-04-12
    $288,920
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. SEE THE SCHEDULE)
    contract · Last action 2021-04-16
    $283,939
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2022-02-28
    $271,545
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-12-01
    $244,127
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-12-01
    $242,592
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-12-08
    $240,737
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2022-12-01
    $240,011
  • Department of Justice
    IGF::OT::IGF TASK ORDER AGAINST DJBP041600000002 FOR ELECTRICAL SERVICE FY19
    contract · Last action 2018-10-01
    $239,800
  • Department of Justice
    IFG::OT::IGF TASK ORDER AGAINST DJBP04160000002 FOR ELECTRICAL SERVICE FOR FY18
    contract · Last action 2017-08-30
    $234,600
  • Department of Justice
    IGF::OT::IGF TASK ORDER AGAINST DJBP041600000002 FOR ELECTRICAL SERVICE FOR FY17
    contract · Last action 2016-10-01
    $234,600
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT 59840 (SEE THE SCHEDULE)
    contract · Last action 2022-08-02
    $231,023
  • Department of Justice
    FPC YANKTON, SD ELECTRIC UTILITY SERVICE FY 20. OCTOBER 1, 2019 THROUGH SEPTEMBER 30, 2020.
    contract · Last action 2020-12-22
    $228,083
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2023-04-10
    $225,876
  • Department of Justice
    FPC YANKTON, SD ELECTRIC UTILITY SERVICE FY22Q1.
    contract · Last action 2022-09-23
    $221,431
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-12-01
    $216,924
  • Department of Justice
    FY 23 NORTHWESTERN ENERGY ELECTRICAL CHARGES
    contract · Last action 2023-11-08
    $215,779
  • Department of Justice
    FPC YANKTON FY21 ELECTRIC UTILITY SERVICES
    contract · Last action 2021-09-15
    $215,459
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2023-01-31
    $214,332
  • Department of Health and Human Services
    ELECTRICAL UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMOUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2024-09-06
    $213,498
  • Department of Justice
    151060 ELECTRICITY UTILITY SERVICES FOR FY10.
    contract · Last action 2009-10-26
    $212,360
  • Department of Justice
    IGF::OT::IGF TASK ORDER AGAINST DJBP041600000002 FOR ELECTRICAL SERVICE FOR FY16
    contract · Last action 2015-10-01
    $210,480
  • Department of Health and Human Services
    ELECTRICAL UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT
    contract · Last action 2025-08-13
    $204,797
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICE IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2023-02-09
    $204,594
  • Department of Health and Human Services
    ELECTRICAL&NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-04-16
    $204,039
  • Department of Justice
    151060 ELECTRICITY UTILITY SERVICES FOR FY12.
    contract · Last action 2012-09-24
    $203,905
  • Department of Health and Human Services
    ELECTRICAL&NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-04-16
    $201,503
  • Department of Health and Human Services
    FY2021 ELECTRICAL SERVICES - FT BELKNAP HOSPITAL&QUARTERS
    contract · Last action 2021-09-15
    $200,000
  • Department of Health and Human Services
    ELECTRICAL & NATURAL GAS UTILITY SERVICES IN SUPPORT OF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2021-04-19
    $199,643
  • Department of Health and Human Services
    ELECTRICAL UTILITY SERVICE IN SUPPORT OFF THE NIH/RML CAMPUS, HAMILTON, MT. (SEE THE SCHEDULE)
    contract · Last action 2024-08-01
    $198,353
  • Department of Veterans Affairs
    EXPRESS REPORT - UTILITIES/GAS - FY10 - GRAND ISLAND VA MEDICAL CENTER, NEBRASKA
    contract · Last action 2009-10-01
    $198,084
  • Department of Justice
    IGF::OT::IGF TASK ORDER AGAINST DJBP041600000002 FOR ELECTRICAL SERVICE FOR FY15
    contract · Last action 2014-09-10
    $196,480
  • Department of Justice
    151060 ELECTRICITY UTILITY SERVICES FOR FY14. IGF::OT::IGF
    contract · Last action 2013-10-01
    $196,360

Federal contract dollars to this establishment. Primary NAICS: 221122 - ELECTRIC POWER DISTRIBUTION. Last action: 2026-04-14. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.

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About this data

This profile aggregates federal enforcement records on NORTHWESTERN from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.

Establishments are matched across agencies using normalized employer name, state, and ZIP code.

OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.

Frequently asked

What is NORTHWESTERN's OSHA violation history?
NORTHWESTERN has no OSHA inspections on record.