EPA Air · inspections by state and year
Air-emissions inspections in Alaska, 2025
- 875Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Every inspection below was recorded against a source in Alaska during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Alaska, 2025
- North Slope County 225
- Kenai Peninsula County 113
- Undetermined County 112
- Anchorage Municipality County 56
- Fairbanks North Star County 55
- Southeast Fairbanks (CA) County 36
- Yukon-Koyukuk (CA) County 30
- Valdez-Cordova (CA) County 28
- Bethel (CA) County 27
- Aleutians West (CA) County 27
- Nome (CA) County 21
- Northwest Arctic County 21
- Kodiak Island County 17
- Dillingham (CA) County 17
- Juneau City and Borough County 17
- Aleutians East County 14
- Matanuska-Susitna County 12
- Denali County 10
- Ketchikan Gateway County 10
- Sitka City and Borough County 8
- Bristol Bay County 7
- Lake and Peninsula County 6
- Haines County 4
Alaska, other years
Air-emissions inspections recorded in Alaska, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-08-04 | ALASKA ELECTRIC LIGHT & POWER / LEMON CREEK STANDBY GENERATION STATION | JUNEAU, Juneau City and Borough, AK | PCE Off-Site | State |
| 2025-08-04 | ALASKA POWER & TELEPHONE / HAINES POWER GENERATING STATION | HAINES, Haines, AK | PCE Off-Site | State |
| 2025-08-04 | KETCHIKAN PUBLIC UTILITIES / BAILEY POWERHOUSE | KETCHIKAN, Ketchikan Gateway, AK | PCE Off-Site | State |
| 2025-08-04 | KETCHIKAN PUBLIC UTILITIES / BAILEY POWERHOUSE | KETCHIKAN, Ketchikan Gateway, AK | PCE Off-Site | State |
| 2025-08-01 | ALASKA ELECTRIC LIGHT & POWER / AUKE BAY STANDBY GENERATION STATION | JUNEAU, Juneau City and Borough, AK | PCE Off-Site | State |
| 2025-08-01 | ALASKA ELECTRIC LIGHT & POWER / INDUSTRIAL POWER PLANT (JUNEAU) | JUNEAU, Juneau City and Borough, AK | PCE Off-Site | State |
| 2025-08-01 | HILCORP ALASKA, LLC / CRUDE OIL TOPPING UNIT (COTU) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-08-01 | HILCORP ALASKA, LLC / CRUDE OIL TOPPING UNIT (COTU) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-08-01 | HILCORP ALASKA, LLC / FLOW STATION #3 (FS 3) — high-priority violation on file | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-31 | US ARMY (FORT WAINWRIGHT) / FORT WAINWRIGHT | FAIRBANKS, Fairbanks North Star, AK | PCE Off-Site | State |
| 2025-07-31 | ALASKA ELECTRIC LIGHT & POWER / INDUSTRIAL POWER PLANT (JUNEAU) | JUNEAU, Juneau City and Borough, AK | FCE On-Site | State |
| 2025-07-30 | USIBELLI COAL MINE, INC. / USIBELLI COAL PREPARATION PLANT | HEALY, Denali, AK | PCE Off-Site | State |
| 2025-07-29 | CITY OF KING COVE / KING COVE SOLID WASTE PROCESSING FACILI | AKUTAN, Aleutians East, AK | PCE Off-Site | State |
| 2025-07-29 | MPC ALASKA TERMINAL COMPANY, LLC (MPC) / NORTH POLE FACILITY | FAIRBANKS, Fairbanks North Star, AK | PCE Off-Site | State |
| 2025-07-29 | USIBELLI COAL MINE, INC. / WISHBONE HILL COAL MINING & PROCESSING | WASILLA, Matanuska-Susitna, AK | PCE Off-Site | State |
| 2025-07-29 | CONOCOPHILLIPS ALASKA, INC. / ALPINE CENTRAL PROCESSING FACILITY | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-29 | DOYON UTILITIES, LLC / FORT GREELY NATIONAL SECURITY (PRIVATIZ | DELTA JUNCTION, Southeast Fairbanks (CA), AK | PCE Off-Site | State |
| 2025-07-29 | NORTHERN STAR (POGO) LLC / POGO MINE | DELTA JUNCTION, Southeast Fairbanks (CA), AK | PCE Off-Site | State |
| 2025-07-29 | NORTHERN STAR (POGO) LLC / POGO MINE | DELTA JUNCTION, Southeast Fairbanks (CA), AK | PCE Off-Site | State |
| 2025-07-28 | FAIRBANKS NORTH STAR BOROUGH/DEPARTMEN / FNSB SOLID WASTE FACILITY | FAIRBANKS, Fairbanks North Star, AK | PCE Off-Site | State |
| 2025-07-28 | ALASKA ELECTRIC LIGHT & POWER / AUKE BAY STANDBY GENERATION STATION | JUNEAU, Juneau City and Borough, AK | PCE Off-Site | State |
| 2025-07-28 | ALASKA ELECTRIC LIGHT & POWER / AUKE BAY STANDBY GENERATION STATION | JUNEAU, Juneau City and Borough, AK | PCE Off-Site | State |
| 2025-07-28 | HECLA GREENS CREEK MINING COMPANY (HGC / HECLA GREENS CREEK MINE | JUNEAU, Juneau City and Borough, AK | PCE Off-Site | State |
| 2025-07-28 | COEUR ALASKA INC. / KENSINGTON MINE PROJECT | JUNEAU, Juneau City and Borough, AK | PCE Off-Site | State |
| 2025-07-28 | ALASKA POWER & TELEPHONE / TOK POWER GENERATING STATION | DELTA JUNCTION, Southeast Fairbanks (CA), AK | PCE Off-Site | State |
| 2025-07-25 | ALASKA ELECTRIC AND ENERGY COOPERATIVE / SOLDOTNA COMBUSTION TURBINE PLANT | KENAI, Kenai Peninsula, AK | FCE Off-Site | State |
| 2025-07-25 | ALASKA ELECTRIC AND ENERGY COOPERATIVE / SOLDOTNA COMBUSTION TURBINE PLANT | KENAI, Kenai Peninsula, AK | PCE Off-Site | State |
| 2025-07-25 | TECK ALASKA, INC. (TECK) / DMTS PORT FACILITY — high-priority violation on file | KOTZEBUE, Northwest Arctic, AK | PCE Off-Site | State |
| 2025-07-24 | TECK ALASKA, INC. (TECK) / RED DOG MINE — high-priority violation on file | KOTZEBUE, Northwest Arctic, AK | PCE Off-Site | State |
| 2025-07-23 | WESTWARD SEAFOODS, INC. / UNALASKA SEAFOOD PROCESSING FACILITY | DUTCH HARBOR, Aleutians West (CA), AK | PCE Off-Site | State |
| 2025-07-23 | WESTWARD SEAFOODS, INC. / DUTCH HARBOR SEAFOOD PROCESSING FACILIT — high-priority violation on file | DUTCH HARBOR, Aleutians West (CA), AK | PCE Off-Site | State |
| 2025-07-23 | GRANITE CONSTRUCTION COMPANY / CPP STAN STEEL HOT ASPHALT PLANT | ANCHORAGE, Anchorage Municipality, AK | FCE On-Site | State |
| 2025-07-23 | HILCORP ALASKA, LLC / ENDICOTT PRODUCTION FACILITY (END) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-23 | HILCORP ALASKA, LLC / ENDICOTT PRODUCTION FACILITY (END) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-22 | NUTRIEN US LLC (FORMERLY AGRIUM US INC / NUTRIEN KENAI NITROGEN OPERATIONS | KENAI, Kenai Peninsula, AK | PCE Off-Site | State |
| 2025-07-22 | HILCORP ALASKA, LLC / PBU CENTRAL POWER STATION (CPS) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-22 | ALYESKA PIPELINE SERVICE COMPANY / VALDEZ MARINE TERMINAL | VALDEZ, Valdez-Cordova (CA), AK | PCE Off-Site | State |
| 2025-07-22 | ALYESKA PIPELINE SERVICE COMPANY / VALDEZ MARINE TERMINAL | VALDEZ, Valdez-Cordova (CA), AK | PCE Off-Site | State |
| 2025-07-22 | ASRC CONSTRUCTION HOLDING COMPANY, LLC / AM 300 PORTABLE DRUM MIX ASPHALT PLANT | ALASKA, Undetermined, AK | PCE Off-Site | State |
| 2025-07-22 | ASRC CONSTRUCTION HOLDING COMPANY, LLC / ASRC MOBILE CRUSHER | ANCHORAGE, Anchorage Municipality, AK | PCE Off-Site | State |
| 2025-07-21 | HILCORP ALASKA, LLC / TYONEK PLATFORM | KENAI, Kenai Peninsula, AK | PCE Off-Site | State |
| 2025-07-21 | HILCORP ALASKA, LLC / TYONEK PLATFORM | KENAI, Kenai Peninsula, AK | PCE Off-Site | State |
| 2025-07-18 | CONOCOPHILLIPS ALASKA, INC. / CPF 2, KUPARUK CENTRAL PRODUCTION FACIL | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-18 | CONOCOPHILLIPS ALASKA, INC. / CPF 1, KUPARUK CENTRAL PRODUCTION FACIL | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-17 | WESTWARD SEAFOODS, INC. / NORTHERN VICTOR | DUTCH HARBOR, Aleutians West (CA), AK | PCE Off-Site | State |
| 2025-07-15 | CITY & BOROUGH OF SITKA / JARVIS ST. DIESEL PLANT | SITKA, Sitka City and Borough, AK | PCE Off-Site | State |
| 2025-07-15 | CONOCOPHILLIPS ALASKA, INC. / CPF 3, KUPARUK CENTRAL PRODUCTION FACIL | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-15 | HILCORP ALASKA, LLC / NORTHSTAR PRODUCTION FACILITY (NOR) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-14 | HILCORP ALASKA, LLC / CENTRAL GAS FACILITY (CGF) — high-priority violation on file | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-14 | HILCORP ALASKA, LLC / CENTRAL COMPRESSOR PLANT (CCP) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-14 | HILCORP ALASKA, LLC / CENTRAL COMPRESSOR PLANT (CCP) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-14 | HILCORP ALASKA, LLC / CENTRAL COMPRESSOR PLANT (CCP) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-14 | CONOCOPHILLIPS ALASKA, INC. / KUPARUK SEAWATER TREATMENT PLANT (STP) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-14 | TECK ALASKA, INC. (TECK) / DMTS PORT FACILITY — high-priority violation on file | KOTZEBUE, Northwest Arctic, AK | PCE Off-Site | State |
| 2025-07-14 | ALASKA VILLAGE ELECTRIC COOPERATIVE / YAKUTAT POWER PLANT | ALASKA, Undetermined, AK | PCE Off-Site | State |
| 2025-07-11 | HILCORP ALASKA, LLC / FLOW STATION #2 (FS 2) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-11 | HILCORP ALASKA, LLC / FLOW STATION #3 (FS 3) — high-priority violation on file | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-09 | ALASKA VILLAGE ELECTRIC COOPERATIVE / SHUNGNAK POWER PLANT | KOTZEBUE, Northwest Arctic, AK | FCE Off-Site | State |
| 2025-07-09 | ALASKA VILLAGE ELECTRIC COOPERATIVE / GRAYLING GENERATING STATION | GALENA, Yukon-Koyukuk (CA), AK | FCE Off-Site | State |
| 2025-07-08 | HILCORP ALASKA, LLC / MILNE POINT PRODUCTION FACILITY (MPU) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-08 | HILCORP ALASKA, LLC / MILNE POINT PRODUCTION FACILITY (MPU) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-08 | INSIDE PASSAGE ELECTRIC COOPERATIVE (I / HOONAH FACILITY | ALASKA, Undetermined, AK | PCE Off-Site | State |
| 2025-07-03 | HILCORP ALASKA, LLC / PRUDHOE SEAWATER TREATMENT PLANT | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-07-01 | HILCORP ALASKA, LLC / LISBURNE PRODUCTION CENTER (LPC) | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-06-30 | TESORO ALASKA COMPANY, LLC / KENAI REFINERY — high-priority violation on file | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-30 | OIL SEARCH ALASKA, LLC, A SUBSIDIARY O / NANUSHUK PROCESSING FACILITY (NPF) | NORTH SLOPE BOROUGH, North Slope, AK | FCE Off-Site | State |
| 2025-06-30 | COLASKA INC, DBA QAP / HP#9 CMI 500 | FAIRBANKS, Fairbanks North Star, AK | FCE Off-Site | State |
| 2025-06-27 | FAIRBANKS NORTH STAR BOROUGH/DEPARTMEN / FNSB SOLID WASTE FACILITY | FAIRBANKS, Fairbanks North Star, AK | FCE On-Site | State |
| 2025-06-27 | HILCORP ALASKA, LLC / BEAVER CREEK PRODUCTION FACILITY | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-27 | HILCORP ALASKA, LLC / SWANSON RIVER FIELD | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-27 | HILCORP ALASKA, LLC / GRAYLING PLATFORM | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-27 | GOLDEN VALLEY ELECTRIC ASSOCIATION / HEALY POWER PLANT — high-priority violation on file | HEALY, Denali, AK | FCE On-Site | State |
| 2025-06-26 | HILCORP ALASKA, LLC / STEELHEAD PLATFORM | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-26 | HILCORP ALASKA, LLC / TYONEK PLATFORM | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-26 | COOK INLET ENERGY, LLC / OSPREY PLATFORM | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-26 | NORTH SLOPE BOROUGH / KAKTOVIK POWER PLANT | NORTH SLOPE BOROUGH, North Slope, AK | FCE On-Site | State |
| 2025-06-23 | ALYESKA PIPELINE SERVICE COMPANY / PS #04, TAPS PUMP STATION | NORTH SLOPE BOROUGH, North Slope, AK | FCE On-Site | State |
| 2025-06-20 | TESORO ALASKA COMPANY, LLC / KENAI PIPELINE (KPL) FACILITY | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-20 | ALYESKA PIPELINE SERVICE COMPANY / PS #09, TAPS PUMP STATION | DELTA JUNCTION, Southeast Fairbanks (CA), AK | FCE On-Site | State |
| 2025-06-18 | KENAI LNG LLC / KENAI LIQUEFIED NATURAL GAS (LNG) PLANT | KENAI, Kenai Peninsula, AK | FCE On-Site | State |
| 2025-06-18 | ALYESKA PIPELINE SERVICE COMPANY / PS #01, TAPS PUMP STATION | NORTH SLOPE BOROUGH, North Slope, AK | FCE On-Site | State |
| 2025-06-17 | NORTH SLOPE BOROUGH / WAINWRIGHT POWER PLANT | NORTH SLOPE BOROUGH, North Slope, AK | FCE On-Site | State |
| 2025-06-16 | KENAI LNG LLC / KENAI LIQUEFIED NATURAL GAS (LNG) PLANT | KENAI, Kenai Peninsula, AK | PCE Off-Site | State |
| 2025-06-16 | GOLDEN VALLEY ELECTRIC ASSOCIATION / DELTA POWER PLANT | DELTA JUNCTION, Southeast Fairbanks (CA), AK | FCE Off-Site | State |
| 2025-06-13 | HILCORP ALASKA, LLC / FLOW STATION #1 (FS 1) — high-priority violation on file | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-06-13 | ALYESKA PIPELINE SERVICE COMPANY / PS #03, TAPS PUMP STATION | NORTH SLOPE BOROUGH, North Slope, AK | FCE On-Site | State |
| 2025-06-13 | SAVANT ALASKA LLC / BADAMI DEVELOPMENT FACILITY — high-priority violation on file | NORTH SLOPE BOROUGH, North Slope, AK | FCE On-Site | State |
| 2025-06-13 | HILCORP ALASKA, LLC / PRUDHOE BAY OPERATIONS CENTER / MAIN CO | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-06-10 | MATANUSKA ELECTRIC ASSOCIATION, INC / EKLUTNA GENERATION STATION | ANCHORAGE, Anchorage Municipality, AK | FCE Off-Site | State |
| 2025-06-05 | ANCHORAGE SAND AND GRAVEL COMPANY, INC / KLATT ROAD FACILITY | ANCHORAGE, Anchorage Municipality, AK | PCE Off-Site | State |
| 2025-06-05 | KNIK CONSTRUCTION CO., INC. / CRUSHER PLANT (VALDEZ) | ALASKA, Undetermined, AK | PCE Off-Site | State |
| 2025-06-04 | COLASKA INC, DBA SECON / ASTEC 200 SUPER SIX DRUM MIX ASPHALT PL | ALASKA, Undetermined, AK | PCE Off-Site | State |
| 2025-06-04 | JJC ENTERPRISES, INC. / 9 MILE JJC PIT ASPHALT PLANT | DILLINGHAM, Dillingham (CA), AK | FCE Off-Site | State |
| 2025-06-04 | NORTH SLOPE BOROUGH / SERVICE AREA TEN HOTEL | NORTH SLOPE BOROUGH, North Slope, AK | PCE Off-Site | State |
| 2025-06-04 | COLASKA INC, DBA SECON / ASTEC SUPER SIX DRUM MIX ASPHALT PLANT | ALASKA, Undetermined, AK | PCE Off-Site | State |
| 2025-06-04 | HARRIS SAND & GRAVEL / CMI DRUM MIX ASPHALT PLANT | ALASKA, Undetermined, AK | PCE Off-Site | State |
| 2025-06-04 | MCKENNA BROTHERS PAVING INC. / PIONEER DRUM MIX ASPHALT PLANT | VALDEZ, Valdez-Cordova (CA), AK | PCE Off-Site | State |
| 2025-06-03 | GOLDEN VALLEY ELECTRIC ASSOCIATION / ZEHNDER FACILITY | FAIRBANKS, Fairbanks North Star, AK | PCE Off-Site | State |
| 2025-06-03 | GOLDEN VALLEY ELECTRIC ASSOCIATION / ZEHNDER FACILITY | FAIRBANKS, Fairbanks North Star, AK | PCE Off-Site | State |
| 2025-06-03 | GRANITE CONSTRUCTION COMPANY / X700 GENCOR/BARBER GREENE ASPHALT PLANT | ANCHORAGE, Anchorage Municipality, AK | PCE Off-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.