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Environmental compliance · county

Environmental compliance in McKenzie County

515 active EPA-regulated sites in McKenzie County, North Dakota: 16 with an identified violation, 12 in significant violation, 146 inspections and $68.5 million in penalties over five years — EPA ECHO, as of October 18, 2026.

Cite: FACTANKER, https://factanker.com/us/nd/mckenzie-county/environmental-compliance

How many facilities in McKenzie County, North Dakota are regulated by the EPA, and how many are in violation (as of October 18, 2026)?

MeasureValue
Active EPA-regulated sites515
Sites with an identified violation16
Sites in significant violation12
Inspections and evaluations, last 5 years146
Formal enforcement actions, last 5 years16
Penalties, last 5 years (shared federal cases once)$68.5 million

How many active facilities in McKenzie County, North Dakota fall under each EPA program?

A facility can be in several programs.

ProgramActive sites
Air (Clean Air Act)327
Water discharge permits (Clean Water Act, NPDES)131
Hazardous waste (RCRA)42
Drinking water systems (SDWA)12
Toxics Release Inventory reporters10
Greenhouse gas reporters (GHGRP)4

Which large facilities in McKenzie County, North Dakota does the EPA track, and are they in violation?

FacilityCompliance statusQuarters in violation (of 12)Penalties, 5 years
BASIN ELECTRIC POWER COOPERATIVE - LONESOME CREEK GENERATING STATION
Alexander, ND
No Violation Identified0–
BLUE BUTTES COMPRESSOR STATION AND PUMP STATION
Mckenzie County, ND
No Violation Identified0–
CRESTWOOD STATION 1
North Dakota, ND
No Violation Identified0–
CRESTWOOD STATION 2
North Dakota, ND
No Violation Identified0–
CRESTWOOD STATION 5
North Dakota, ND
No Violation Identified0–
EOG- CLARKS CREEK CENTRAL FACILITY
Mandaree, ND
No Violation Identified0$333,087
HESS NORTH DAKOTA PIPELINES LLC - BLUE BUTTES COMPRESSOR STATION 2
Keene, ND
No Violation Identified0–
HESS NORTH DAKOTA PIPELINES LLC - HAWKEYE GAS FACILITY - AQ
Charlson, ND
No Violation Identified0–
HILAND PARTNERS HOLDINGS LLC - WATFORD CITY GAS PLANT - AQ
Alexander, ND
No Violation Identified0–
LITTLE MISSOURI GAS PLANT
Watford City, ND
No Violation Identified0–
NORTHERN BORDER PIPELINE ARNEGARD CS#4
Arnegard, ND
No Violation Identified0–
ONEOK ROCKIES MIDSTREAM, L.L.C. - ANTELOPE COMPRESSOR STATION - AQ
New Town, ND
No Violation Identified0–
ONEOK ROCKIES MIDSTREAM, L.L.C. - BEAVERTAIL COMPRESSOR STATION - AQ
Watford City, ND
No Violation Identified0–
ONEOK ROCKIES MIDSTREAM, L.L.C. - DEMICKS LAKE GAS PLANT - AQ
Watford City, ND
No Violation Identified0–
ONEOK ROCKIES MIDSTREAM, L.L.C. - GARDEN CREEK GAS PLANT - AQ
Watford City, ND
No Violation Identified0–
ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS
Watford City, ND
No Violation Identified0–
SALERS FEDERAL 6+7 DUEL PAD
Mckenzie County, ND
No Violation Identified0–
TARGA BADLANDS JUNCTION COMPRESSOR STATION
Mckenzie County, ND
No Violation Identified0–
TARGA BADLANDS, LLC - HAWKEYE COMPRESSOR STATION - AQ
Keene, ND
No Violation Identified0–
TARGA- CLARK'S CREEK COMPRESSOR STATION
Keene, ND
No Violation Identified0$3.2 million
TAT-BLUE BUTTES COMPRESSOR STATION
Mckenzie County, ND
No Violation Identified0$250,000
WBI ENERGY TRANSMISSION, INC. - CHARBONNEAU COMPRESSOR STATION
Cartwright, ND
No Violation Identified0–

All figures for McKenzie County · North Dakota · United States

EPA Enforcement and Compliance History Online (ECHO), weekly national export. Counts cover active sites in the Facility Registry Service; inspections, formal actions and penalties cover the last five years, quarters in violation the last three years. The EPA attributes a case that covers several facilities to each of them; area penalty totals here count an amount shared through the same federal case once, facility figures show the amount attributed to that facility. Large facilities are Clean Air Act majors, Clean Water Act majors and large hazardous waste generators or handlers. Source record.

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