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Environmental compliance · county

Environmental compliance in North Slope Borough

248 active EPA-regulated sites in North Slope Borough, Alaska: 48 with an identified violation, 6 in significant violation, 280 inspections and $7.6 million in penalties over five years — EPA ECHO, as of October 18, 2026.

Cite: FACTANKER, https://factanker.com/us/ak/north-slope-borough/environmental-compliance

How many facilities in North Slope Borough, Alaska are regulated by the EPA, and how many are in violation (as of October 18, 2026)?

MeasureValue
Active EPA-regulated sites248
Sites with an identified violation48
Sites in significant violation6
Inspections and evaluations, last 5 years280
Formal enforcement actions, last 5 years19
Penalties, last 5 years (shared federal cases once)$7.6 million

How many active facilities in North Slope Borough, Alaska fall under each EPA program?

A facility can be in several programs.

ProgramActive sites
Air (Clean Air Act)61
Water discharge permits (Clean Water Act, NPDES)110
Hazardous waste (RCRA)113
Drinking water systems (SDWA)52
Toxics Release Inventory reporters2
Greenhouse gas reporters (GHGRP)17

Which large facilities in North Slope Borough, Alaska does the EPA track, and are they in violation?

FacilityCompliance statusQuarters in violation (of 12)Penalties, 5 years
BADAMI DEVELOPMENT FACILITY
Prudhoe Bay, AK
Significant Violation12–
POINT THOMSON OIL FACILITIES
Prudhoe Bay, AK
Significant Violation12–
HILCORP ALASKA GREATER PRUDHOE BAY GATHERING CENTERS AND WELL PADS
Prudhoe Bay, AK
Violation Identified12–
CONOCOPHILLIPS ALASKA INC
North Slope, AK
Violation Identified8–
BP CENTRAL GAS FACILITY
Prudhoe Bay, AK
Violation Identified2–
BP EXPLORATION ALASKA CRUDE OIL TOPPING UNIT
Prudhoe Bay, AK
No Violation Identified2–
BARROW POWER PLANT
Utqiagvik, AK
No Violation Identified1–
BP EXPLORATION ALASKA FLOW STATION 3
Prudhoe Bay, AK
Violation Identified1–
BP FLOW STATION 1
Prudhoe Bay, AK
Violation Identified1–
BP GATHERING CENTER 1
Prudhoe Bay, AK
No Violation Identified1–
NORTH SLOPE BOROUGH - WAINWRIGHT POWER PLANT
Wainwright, AK
No Violation Identified1–
PRUDOE BAY SEAWATER TREATMENT PLANT
Prudhoe Bay, AK
No Violation Identified1–
TNSG NORTH POWER PLANT
Deadhorse, AK
Violation Identified1–
AIRPORT APRON
Anaktuvuk Pass, AK
No Violation Identified0–
ALYESKA TAPS PUMP STATION 01
Prudhoe Bay, AK
No Violation Identified0–
ALYESKA TAPS PUMP STATION 02
Prudhoe Bay, AK
No Violation Identified0–
ALYESKA TAPS PUMP STATION 03
Prudhoe Bay, AK
No Violation Identified0–
ALYESKA TAPS PUMP STATION 04
Prudhoe Bay, AK
No Violation Identified0–
BP EXPLORATION ALASKA FLOW STATION 2
Prudhoe Bay, AK
No Violation Identified0–
BP EXPLORATION CENTRAL COMPRESSOR PLANT
Prudhoe Bay, AK
No Violation Identified0–
BULK TANK FARM
Point Hope, AK
No Violation Identified0–
CONOCOPHILLIPS ALASKA, INC. / WILLOW CENTRAL FACILITY (WCF)
North Slope Borough, AK
No Violation Identified0–
CONOCOPHILLIPS ALASKA, INC. / WILLOW OPERATIONS CENTER (WOC)
North Slope Borough, AK
No Violation Identified0–
DPW TEMPORARY MAINTENANCE SHOP
Wainwright, AK
No Violation Identified0–
FIRE STATION
Point Hope, AK
No Violation Identified0–
FIRE STATION
Nuiqsut, AK
No Violation Identified0–
HARVEST ALASKA LNG, LLC / LIQUEFIED NATURAL GAS (LNG) FACILITY PR
North Slope Borough, AK
No Violation Identified0–
HILCORP ALASKA, LLC / MILNE POINT UNIT C-PAD
North Slope Borough, AK
No Violation Identified0–
HILCORP ALASKA, LLC / Z-PAD
North Slope Borough, AK
No Violation Identified0–
LANDFILL ACCUMULATION AREA
Atqasuk, AK
No Violation Identified0–
LISBURNE PRODUCTION CENTER
Prudhoe Bay, AK
No Violation Identified0–
NORTH SLOPE BOROUGH - POINT HOPE POWER PLANT
Point Hope, AK
No Violation Identified0–
NORTH SLOPE BOROUGH PUBLIC WORKS
Atqasuk, AK
No Violation Identified0–
NORTH SLOPE BOROUGH PUBLIC WORKS
Nuiqsut, AK
No Violation Identified0$6.5 million
NORTHSTAR OIL UNIT
Prudhoe Bay, AK
No Violation Identified0–
NSB KAKTOVIK POWER PLANT
Kaktovik, AK
No Violation Identified0–
OIL SEARCH ALASKA, LLC, A SUBSIDIARY O / NANUSHUK DRILLSITE B
North Slope Borough, AK
No Violation Identified0–
OIL SEARCH ALASKA, LLC, A SUBSIDIARY O / NANUSHUK PROCESSING FACILITY (NPF)
North Slope Borough, AK
No Violation Identified0–
OIL SEARCH ALASKA, LLC, A SUBSIDIARY O / SEAWATER TREATMENT PLANT
North Slope Borough, AK
No Violation Identified0–
OLD BIA SCHOOL LAYDOWN YARD
Wainwright, AK
No Violation Identified0–
POWER PLANT
Atqasuk, AK
No Violation Identified0–
POWER PLANT
Nuiqsut, AK
No Violation Identified0–
POWER PLANT
Point Lay, AK
No Violation Identified0–
SEWAGE TREATMENT PLANT
Wainwright, AK
No Violation Identified0–
SEWAGE TREATMENT PLANT
Nuiqsut, AK
No Violation Identified0–
SEWAGE TREATMENT PLANT
Atqasuk, AK
No Violation Identified0–
VACUUM BUILDING
Nuiqsut, AK
No Violation Identified0–
WARM STORAGE/SEWAGE TREATMENT PLANT
Point Lay, AK
No Violation Identified0–
WATER TREATMENT PLANT
Point Lay, AK
No Violation Identified0–
WATER TREATMENT PLANT
Wainwright, AK
No Violation Identified0–

All figures for North Slope Borough · Alaska · 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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