Smaller places in Wyoming — page 2 of 3
Places with fewer than 20 listed facilities are grouped here — 775 facilities in all.
1 (…) · 2 (Fort Washakie…) · 3 (Point Of Rocks…)
| Place | Facility | Programs | Formal actions (5 yr) | Compliance status |
|---|---|---|---|---|
| Fort Washakie | GREAT PLAINS HALL WASTEWATER | Water | 1 | No Violation Identified |
| Fort Washakie | SHOSHONE UTILITY FT. WASHAKIE | Water | — | No Violation Identified |
| Fort Washakie | SHOSHONE UTILITY FT. WASHAKIE | Water | — | No Violation Identified |
| Fort Worth | RINGWOOD GAS HARTZOG DRAW COMP STAT #3 | Air | — | No Violation Identified |
| Frannie | CONOCO PIPELINE FRANNIE PUMPING STATION | Hazardous waste | — | No Violation Identified |
| Frannie | FRANNIE LIME PLANT (DAKOTA COAL) | Air | — | No Violation Identified |
| Frannie | FRANNIE, TOWN OF | Drinking water | — | No Violation Identified |
| Frannie | WAYNE DIV DAKOTA COAL FRANNIE LIME PLANT | — | — | — |
| Freedom | FREEDOM WATER & SEWER DISTRICT | Drinking water | — | No Violation Identified |
| Fremont | ENCANA OIL & GAS CURLY 10-22 | Air | — | No Violation Identified |
| Fremont County | CHATTERTON BATTERY | Water | — | No Violation Identified |
| Fremont County | LEGACY RES OP LP LONGS CREEK COMP STATIO | Air | — | No Violation Identified |
| Fremont County | MAVERICK SPRINGS TANK BATTERY | Air | — | No Violation Identified |
| Fremont County | STEAMBOAT BUTTE FIELD | Water | — | Violation Identified |
| Fremont County | WESCO OPERATING INC MAVERICK SPRINGS | Water | — | No Violation Identified |
| Ft. Washakie | FT. WASHAKIE HEALTH CENTER | Hazardous waste | — | No Violation Identified |
| Ft. Washakie | WATER TREATMENT PLANT INTAKE STRUCTURE | Water | — | No Violation Identified |
| Ft.. Washakie | FORT WASHAKIE SCHOOL | Hazardous waste | — | No Violation Identified |
| Gebo | GEBO WIRE BURN | Hazardous waste | — | No Violation Identified |
| Gillette, | GILLETTE CAMPBELL COUNTY AIRPORT | Water | — | No Violation Identified |
| Glendo | COLLINS LIMESTONE QUARRY | Water | — | No Violation Identified |
| Glendo | GLENDO, TOWN OF | Drinking water | — | Violation Identified |
| Granger | AMOCO PRODUCTION CO - GRANGER | Hazardous waste | — | No Violation Identified |
| Granger | AMOCO PRODUCTION CO CHAMPLIN 186 G1 | Hazardous waste | — | No Violation Identified |
| Granger | BLACKS FORK GAS PLANT | Air, Hazardous waste | — | No Violation Identified |
| Granger | BP (MORA ARCH) SOUTH DISPOSAL PONDS (POWDF) | Hazardous waste | — | No Violation Identified |
| Granger | BP (MOXA ARCH) N DISPOSAL PONDS (POWDF) | Hazardous waste | — | No Violation Identified |
| Granger | BP PRODUCTION CO. - ANTELOPE 5-5 | Air | — | No Violation Identified |
| Granger | FMC GRANGER | Air, Drinking water | 2 | No Violation Identified |
| Granger | GRANGER GAS PLANT | Air | 2 | No Violation Identified |
| Granger | GRANGER STATION (TESORO LOGISTICS NORTHWEST PIPELINE) | Air | — | No Violation Identified |
| Granger | GRANGER, TOWN OF | Drinking water | 2 | Violation Identified |
| Granger | WYOMING DEPT OF TRANSP | Hazardous waste | — | No Violation Identified |
| Granite | LONE TREE CREEK QUARRY (LQD ET1639) | Water | — | No Violation Identified |
| Granite Canon | MARTING MARIETTA MATERIALS GRANITE CANYO | Air | — | No Violation Identified |
| Granite Canon | ROUND HOUSE WIND LLC | Hazardous waste | — | No Violation Identified |
| Granite Canon | UNION PACIFIC RAILROAD - GRANITE CANON | Hazardous waste | — | No Violation Identified |
| Granite Canyon | GRANITE CANYON QUARRY (LQD PT0244) | Water | — | Violation Identified |
| Grass Creek | TANK 5 STATION | Hazardous waste | — | No Violation Identified |
| Grover | GROVER WATER & SEWER DISTRICT | Drinking water | — | Violation Identified |
| Guernsey | CAMP GUERNSEY | Water | — | No Violation Identified |
| Guernsey | GLENDO ST PARK HEADQUARTERS-CONTROL PIT TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Guernsey | GUERNSEY CRUDE STATION (SUNCOR ENERGY (U.S.A.) PIPELINE COMPANY) | Air | — | No Violation Identified |
| Guernsey | GUERNSEY PLANT | Water | — | No Violation Identified |
| Guernsey | GUERNSEY PLANT | Water | — | No Violation Identified |
| Guernsey | GUERNSEY ST PARK-FISH CANYON CG-WELL HOUSE TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Guernsey | GUERNSEY STONE QUARRY & STATIONARY EQUIPMENT | Air | — | No Violation Identified |
| Guernsey | GUERNSEY, TOWN OF | Drinking water | — | No Violation Identified |
| Guernsey | GURNSEY YARD | Hazardous waste | — | No Violation Identified |
| Guernsey | KINDER MORGAN ENERGY PARTNERS, L.P. - GUERNSEY TERMINAL | Hazardous waste | — | No Violation Identified |
| Guernsey | PLATTE COUNTY SCHOOL DISTRICT #2 | Hazardous waste | — | No Violation Identified |
| Guernsey | SUNCOR PIPELINE | Hazardous waste | — | No Violation Identified |
| Guernsey | TOWN OF GUERNSEY MAINTENANCE FACILITY | Hazardous waste | — | No Violation Identified |
| Guernsey | TRAIL RUTS GOLF AND CAMP | Hazardous waste | — | No Violation Identified |
| Guernsey | U.S. ARMY CAMP GUERNSEY TRAINING AREAS | — | — | — |
| Guernsey | WYOMING ARMY NATIONAL GUARD-WYARNG- CAMP GUERNSEY, GUERNSEY, WYOMING | Hazardous waste | — | Violation |
| Hamilton Dome | MERIT ENERGY COMPANY-HAMILTON DOME #4 | Air | — | No Violation Identified |
| Hamsfork | FRONTIER ASPEN - HAMMSFORK STATION | Hazardous waste | — | No Violation Identified |
| Hanna | ARCH OF WY_SEMINOE II MINE | Air | — | No Violation Identified |
| Hanna | ARCH OF WYOMING - MEDICINE BOW MINE | Hazardous waste | — | No Violation Identified |
| Hanna | ARCH OF WYOMING - SEMINOE 2 MINE | Hazardous waste | — | No Violation Identified |
| Hanna | HANNA MIDDLE/HIGH SCHOOL | Hazardous waste | — | No Violation Identified |
| Hanna | HANNA, TOWN OF | Drinking water | — | No Violation Identified |
| Hartville | HARTVILLE, TOWN OF | Drinking water | — | Violation Identified |
| Hartville | WDEQ SUNRISE MINE FACILITIES/BROWNFIELDS SITE IS THE FORMER YMCA BUILDING | Hazardous waste | — | No Violation Identified |
| Hiland | COLORADO INTERSTATE GAS CO.-WILDHORSE BUTTE METER STATION | Hazardous waste | — | No Violation Identified |
| Hot Springs | BP PIPELINES KIRBY STATION | Air | — | No Violation Identified |
| Hot Springs | ROCKY MNT PIPELINE HAMILTON DOME | Air | — | No Violation Identified |
| Hudson | HUDSON, TOWN OF | Drinking water | — | Violation Identified |
| Hulett | AMERICAN COLLOID COMPANY | Hazardous waste | — | No Violation Identified |
| Hulett | HULETT, TOWN OF | Drinking water | — | No Violation Identified |
| Hulett | NEIMAN SAWMILL INC | Hazardous waste | — | No Violation Identified |
| Hulett | TOWER VALLEY AG (HULETT CO-OP ASSOCIATION) | Hazardous waste | — | No Violation Identified |
| Hwy 89 | GRAND TETON LODGE COMPANY | Hazardous waste | — | No Violation Identified |
| Hyattville | HYATTVILLE SERVICE & IMPROVEMENT DIST | Drinking water | — | Violation Identified |
| Hyattville | MEDICINE LODGE ST HIST SITE-TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Iron Mountain | HORSE CREEK ROCK QUARRY (LQD ET1696) | Water | — | No Violation Identified |
| Jackson Hole | QUALITY CLEANERS INC | Hazardous waste | — | No Violation Identified |
| Jackson Hole | RYAN CLEANERS AND LAUNDRY | Hazardous waste | — | No Violation Identified |
| James Town | LOVE'S TRAVEL STOPS & COUNTRY STORES #888 | Water | — | — |
| Jeffrey City | JEFFREY CITY SCHOOL | Hazardous waste | — | No Violation Identified |
| Jeffrey City | WESTERN NUCLEAR INC - SPLIT ROCK TRUCK SHOP | Hazardous waste | — | No Violation Identified |
| Jeffrey City | WESTERN NUCLEAR INC. - SPLIT ROCK OFFICE | Hazardous waste | — | No Violation Identified |
| Jelm | RAWAH RANCH-TREATMENT PLANT FOR LODGE WELL | Drinking water | — | No Violation Identified |
| Johnson | BP PIPELINES INC. SUSSEX STATION | Air | — | No Violation Identified |
| Johnson | ROWDY PIPELINE LLC CAT CS | Air | — | No Violation Identified |
| Johnson | ROWDY PIPELINE LLC TEAR DROP CS | Air | — | No Violation Identified |
| Johnson | WGR ASSET ANAHEIM COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson | WGR ASSET CESSNA_COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson | WGR ASSET ROYAL_COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson | WGR ASSET SCOTCH_COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson | WGR ASSET WALKER COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson | WGR ASSTE BERT COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson Cnty | SUN OIL MORTON GOVERNMENT | Hazardous waste | — | No Violation Identified |
| Johnson County | AUGUSTA-PEBBLE BEACH COMPRESSOR STATION (PRONGHORN MIDSTREAM LLC) | Air | — | No Violation Identified |
| Johnson County | BEAR DRAW-BRUIN COMPRESSOR STATION (POWDER RIVER MIDSTREAM LLC) | Air | — | No Violation Identified |
| Johnson County | MONARCH W CAT CREEK COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson County | MONARCH W POWDER RIVER COMPRESSOR STATIO | Air | — | No Violation Identified |
| Johnson County | MONARCH WEST-BIG MIKE COMPRESSOR STATION | Air | — | No Violation Identified |
| Johnson County | PERLA/DUKE COMPRESSOR STATION (WGR ASSET HOLDING) | Air | — | No Violation Identified |
| Johnson County | ROWDY PIPELINE LLC NEMESIS COMP STAT | Air | — | No Violation Identified |
| Johnson County | ROWDY PIPELINE POWDER RIVER | Air | — | No Violation Identified |
| Johnson County | WGR ASSET BOMBSITE-NICHOLS COMP STATION | Air | — | No Violation Identified |
| Kaycee | GOSNEY | Water | — | No Violation Identified |
| Kaycee | KAYCEE, TOWN OF | Drinking water | — | No Violation Identified |
| Kaycee | TOM'S TIRE REPAIR | Hazardous waste | — | No Violation Identified |
| Kaycee | TOWN OF KAYCEE | Hazardous waste | — | No Violation Identified |
| Kaycee | WYDOT STRUCTURE AKB | Hazardous waste | — | No Violation Identified |
| Kaycee | WYOMING DEPARTMENT OF TRANSPORTATION, KAYCEE | Hazardous waste | — | No Violation Identified |
| Kimball | ANTELOPE ENERGY CO AQUARIUS 14-9 | Air | — | No Violation Identified |
| Kinnear | KINNEAR STORE | Drinking water | — | Violation Identified |
| Kinnear | STEAMBOAT BUTTE E5 TANK BATTERY | Air | — | No Violation Identified |
| Kirby | KIRBY, TOWN OF | Drinking water | — | No Violation Identified |
| Kirby | ROCKY MOUNTAIN PIPELINE SYSTEM | Hazardous waste | — | No Violation Identified |
| Kirby | ROCKY MOUNTAIN PIPELINE SYSTEM | Hazardous waste | — | No Violation Identified |
| La Barge | HILCORP LABARGE CENTRAL TANK BATTERY | Hazardous waste | — | No Violation Identified |
| La Barge | LA BARGE, TOWN OF | Drinking water | 2 | No Violation Identified |
| La Barge | MOUNTAINEER REFINING COMPANY | Hazardous waste | — | No Violation Identified |
| La Barge | R360 | Hazardous waste | — | No Violation Identified |
| La Barge | ROCKY MOUNTAIN PLS_LABARGE STATION | Air, Hazardous waste | — | No Violation Identified |
| La Barge | SOS WELL SERVICES | Hazardous waste | — | No Violation Identified |
| La Barge | WILDCAT TRUCK & AUTO | Hazardous waste | — | No Violation Identified |
| La Grange | LA GRANGE, TOWN OF | Drinking water | — | No Violation Identified |
| Labarge | BASIC ENERGY SERVICES | Hazardous waste | — | No Violation Identified |
| Labarge | EXXON-MOBIL PRODUCTION COMPANY | Hazardous waste | — | No Violation Identified |
| Labarge | FMC CORPORATION | Hazardous waste | — | No Violation Identified |
| Labarge | LABARGE BLACK CANYON DEHYDRATION FACILITY | Hazardous waste | — | No Violation Identified |
| Lagrange | LA GRANGE PUMP STATION | Hazardous waste | — | No Violation Identified |
| Lake Station | XANTERRA SERVICES BRIDGE BAY MARINA SHOP | Hazardous waste | — | No Violation Identified |
| Lakewood | ROCKIES EXPRESS PIPELINE, ARLINGTON CS | Air | — | No Violation Identified |
| Lamont | BUNKER HILL COMPRESSOR STATION (BLACK HILLS WYOMING GAS) | Air | — | No Violation Identified |
| Lamont | NATURAL GAS PIPELINE CO. STATION 531 | Hazardous waste | — | No Violation Identified |
| Lance Creek | LANCE CREEK WATER DISTRICT | Drinking water | 1 | Significant Violation |
| Lance Creek | MARATHON OIL CO. LANCE CREEK FIELD | Hazardous waste | — | No Violation Identified |
| Lander Wy | FREMONT COUNTY SWDD RIVERTON #1 | Hazardous waste | — | No Violation Identified |
| Laramie County | CHEYENNE PRAIRIE GENERATING S | Air | — | No Violation Identified |
| Laramie County | MICROSOFT CHEYENNE DATA CENTER CYS13 & CYS14 (MICROSOFT CORP) | Air | — | No Violation Identified |
| Laramie County | MICROSOFT CHEYENNE DATA CENTER CYS17 - CYS22 (MICROSOFT CORP) | Air | — | No Violation Identified |
| Las Bvegas | BLACKJACK OIL CO STEAMBOAT JCT SALES GAS | Air | — | No Violation Identified |
| Leo | QUARRY #3 (LQD ET1566) | Water | — | No Violation Identified |
| Leroy | LEROY STATION | Hazardous waste | — | No Violation Identified |
| Linch | SIERRA CONSTRUCTION DISPOSAL PIT #1 | Hazardous waste | — | No Violation Identified |
| Lincoln | MARATHON OIL CO RIDGE POINT COMPRESSOR | Air | — | No Violation Identified |
| Lincoln | QUESTAR OVERTHRUST ROBERSON CREEK CS | Air | — | No Violation Identified |
| Lincoln County | AKA ENERGY GROUP:WATERFALL COMP STATION | Air | — | No Violation Identified |
| Lincoln County | ANADARKO E&P ONSHORE: HAILSTONE 2-08E | Air | — | No Violation Identified |
| Lincoln County | KING COMPRESSOR STATION (COLORADO INTERSTATE GAS) | Air | — | No Violation Identified |
| Lingle | ANGELO MATERIALS | Air | — | No Violation Identified |
| Lingle | LINGLE, TOWN OF | Drinking water | — | No Violation Identified |
| Lingle | LINGLE/FT. LARAMIE HIGH SCHOOL | Hazardous waste | — | No Violation Identified |
| Lingle | ROCK CREEK RANCH 1 LTD (NOV. 2019) | Water | — | No Violation Identified |
| Lingle | UW SAREC | Hazardous waste | — | No Violation Identified |
| Little America | LITTLE AMERICA CORP (SINCLAIR OIL CORP) | Drinking water | — | Violation Identified |
| Little America | QUESTAR -- CROSSOVER 16 ON MAIN LINE 15 | Hazardous waste | — | No Violation Identified |
| Lost Cabin | COLORADO INTERSTATE GAS_LOST CABIN/MADDE | Air | — | No Violation Identified |
| Lost Cabin | LOST CABIN COMPRESSOR STATION | Hazardous waste | — | No Violation Identified |
| Lusk | BOLDON DIESEL SERVICE, LLC | Hazardous waste | — | No Violation Identified |
| Lusk | C & H TIRE AND TRAILER | Hazardous waste | — | No Violation Identified |
| Lusk | GASFIRE SERVICES | Hazardous waste | — | No Violation Identified |
| Lusk | HI-WAY SUPER SERVICE | Hazardous waste | — | No Violation Identified |
| Lusk | LUSK, TOWN OF-CHLORINATOR (PRISON WELL HOUSE) | Drinking water | — | No Violation Identified |
| Lusk | MERIDIAN OIL CO.-BUCK CREEK | Air | — | No Violation Identified |
| Lusk | NEOSHO CONSTRUCTION COMPANY_(CUNDALL QUA | Air | — | No Violation Identified |
| Lusk | ONEOK BAKKEN PIPELINE, L.L.C. LUSK PUMP STATION | Hazardous waste | — | No Violation Identified |
| Lusk | PANENERGY BUCK CREEK STATION | Hazardous waste | — | No Violation Identified |
| Lusk | RUFFING QUARRY (LQD ET1676) | Water | — | No Violation Identified |
| Lusk | TOWN OF LUSK | Hazardous waste | — | No Violation Identified |
| Lusk | UNION PACIFIC RAILROAD | Hazardous waste | — | No Violation Identified |
| Lusk | WESTERN GAS RESOURCES-BOGGY CREEK | Air | — | No Violation Identified |
| Lyman | BRIDGER VALLEY RECYCLING | Hazardous waste | — | Violation |
| Lyman | EAKIN COMPRESSOR STATION | Hazardous waste | 2 | No Violation Identified |
| Lyman | FEEHAN TRUCKING | Hazardous waste | — | No Violation Identified |
| Lyman | GASPRO SERVICES | Hazardous waste | — | No Violation Identified |
| Lyman | H&M OIL COMPANY | Hazardous waste | — | No Violation Identified |
| Lyman | LYMAN, TOWN OF | Drinking water | — | No Violation Identified |
| Lyman | VALLEY WEST CLEANERS | Hazardous waste | — | No Violation Identified |
| Lyman | WEXPRO CHURCH BUTTE | Air | — | No Violation Identified |
| Lysite | BAKER HUGHES OILFIELD OPERATIONS, INC. (BHI) | Hazardous waste | — | No Violation Identified |
| Lysite | BHP PETROLEUM | Hazardous waste | — | No Violation Identified |
| Lysite | BRIDGER CREEK | Water | — | No Violation Identified |
| Lysite | LOST CABIN GAS PLANT | Air, Water | 1 | Significant Violation |
| Lysite | LOST CABIN GAS PLANT | Hazardous waste | — | No Violation Identified |
| Lysite | LOST CABIN GAS PLANT (CONTANGO RES, LLC)-TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Lysite | LYSITE COMPRESSOR STATION | Hazardous waste | — | No Violation Identified |
| Lysite | MARATHON PIPELINE-LOST CABIN STATION | Hazardous waste | — | No Violation Identified |
| Mammoth Springs | FORT YELLOWSTONE BUILDINGS 4-9 | Hazardous waste | — | No Violation Identified |
| Manderson | CONTINENTAL RESOURCES BONANZA STATION (RECLAIMED NO FACILITY) | Hazardous waste | — | No Violation Identified |
| Manderson | COWBOY TIMBER TREATING INC | Hazardous waste | — | No Violation Identified |
| Manderson | MANDERSON, TOWN OF | Drinking water | 1 | No Violation Identified |
| Manderson | NATURAL GAS PROCESSING, CO. | Hazardous waste | — | No Violation Identified |
| Manville | MANVILLE LIFT STATION | Water | — | Violation Identified |
| Manville | MANVILLE, TOWN OF | Drinking water | 1 | Violation Identified |
| Marbleton | EIDEN'S AUTO SALVAGE | Water | — | No Violation Identified |
| Marbleton | MARBLETON, TOWN OF | Drinking water | 1 | Significant Violation |
| Marbleton | MIKE'S OILFIELD SERVICE | Hazardous waste | — | No Violation Identified |
| Mcfadden | GUERNSEY (CT-158A) | Air | — | No Violation Identified |
| Medicine Bow | MEDICINE BOW STATION | Hazardous waste | — | No Violation Identified |
| Medicine Bow | MEDICINE BOW, TOWN OF | Drinking water | — | No Violation Identified |
| Meeteetse | LLOYD E. BARLING R&R FACILITY | Hazardous waste | — | No Violation Identified |
| Meeteetse | MARATHON OIL_PITCHFORK BATTERY | Air | — | No Violation Identified |
| Meeteetse | MEETEETSE, TOWN OF | Drinking water | — | No Violation Identified |
| Meeteetse | PARK COUNTY WY-MEETEETSE ROAD & BRIDGE SHOP | Water | — | No Violation Identified |
| Meriden | F.E. WARREN AFB ATLAS E MISSILE SITE 6 | Hazardous waste | — | No Violation Identified |
| Midwest | AMOCO PRODUCTION CO-SALT CREEK | Hazardous waste | — | No Violation Identified |
| Midwest | EMPIRE SAND (CT-304) | Air | — | No Violation Identified |
| Midwest | MIDWEST, TOWN OF | Drinking water | — | No Violation Identified |
| Midwest | ROCKY MOUNTAIN PIPELINE SYSTEM | Hazardous waste | — | No Violation Identified |
| Midwest | ROCKY MOUNTAIN PIPELINE SYSTEM | Hazardous waste | — | No Violation Identified |
| Midwest | ROCKY MOUNTAIN PIPELINE SYSTEM | Hazardous waste | — | No Violation Identified |
| Midwest | SALT CREEK GAS PLANT | Air | — | No Violation Identified |
| Midwest | SCJPB TRANSFER STATION | Water | — | No Violation Identified |
| Moneta | ENCANA OIL AND GAS USA - GBU MONITA #1 CENTRAL | Air | — | No Violation Identified |
| Moneta | HENDRY STATION | Hazardous waste | — | No Violation Identified |
| Moorcroft | 30 MADISON TRANSMISSION REPAIR LINE | Water | — | No Violation Identified |
| Moorcroft | BLAKEMAN PROPANE INC | Hazardous waste | — | No Violation Identified |
| Moorcroft | DONKEY CREEK STATION (BELLE FOURCHE PIPELINE) | Air | — | No Violation Identified |
| Moorcroft | GILLETTE-MADISON PIPELINE PROJECT M13, M14, AND M15 PUMPS AND EQUIPMENT CONTRACT | Water | — | Violation Identified |
| Moorcroft | GILLETTE-MADISON PIPELINE PROJECT M13, M14, AND M15 PUMPS AND EQUIPMENT CONTRACT | Water | — | No Violation Identified |
| Moorcroft | JOHN'S REFRIGERATION SERVICE | Air | — | No Violation Identified |
| Moorcroft | MOORCROFT, TOWN OF | Drinking water | 2 | No Violation Identified |
| Moorcroft | WYOMING HIGHWAY DEPARTMENT | Hazardous waste | — | No Violation Identified |
| Moose | GRAND TETON NATIONAL PARK | Hazardous waste | — | No Violation Identified |
| Moran | BTNF- BUFFALO RANGER DISTRICT OFFICE | Hazardous waste | — | No Violation Identified |
| Moran | BUFFALO VALLEY WATER DISTRICT | Drinking water | — | No Violation Identified |
| Moran | GRAND TETON LODGE CO. - COLTER BAY MARINA MAINTENANCE SHOP | Hazardous waste | — | No Violation Identified |
| Moran | GRAND TETON LODGE CO. - JACKSON LAKE LODGE SERVICE CENTER | Hazardous waste | — | No Violation Identified |
| Moran | GRAND TETON LODGE COMPANY | Hazardous waste | — | No Violation Identified |
| Moran | LUTON'S TETON CABINS-LUTON TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Mountain View | ALL PARTS, INC. | Hazardous waste | — | No Violation Identified |
| Mountain View | COVOLO AUTO-FARM SERVICE | Hazardous waste | — | No Violation Identified |
| Mountain View | LUCKEY DITCH COMPRESSOR STATION | Air | — | No Violation Identified |
| Mountain View | MAVERIK #274 | Hazardous waste | — | No Violation Identified |
| Mountain View | MOUNTAIN VIEW, TOWN OF | Drinking water | — | No Violation Identified |
| Mountainview | REES (CT-794) | Air | — | No Violation Identified |
| N. Of Bill | THUNDER BASIN COWDF | Hazardous waste | — | No Violation Identified |
| Na | FIDDLER CREEK STATION | Hazardous waste | — | No Violation Identified |
| Na | WYOMING PIPELINE BUCK CREEK STATION | Hazardous waste | — | No Violation Identified |
| Natrona | AMOCO PRODUCTION CO-SALT CREEK | Air | — | No Violation Identified |
| Natrona | CASPER GAS PLANT AND COMPRESSOR STATION | Air | — | No Violation Identified |
| Natrona | CHEVRON USA, INC WALTMAN 44 COMPRESSION | Air | — | No Violation Identified |
| Natrona | ROCKY MNT PIPE - NORTH SAGE CREEK BASIN | Air | — | No Violation Identified |
| Natrona | SAFARILAND LLC CASPER FACILITIES | Air | — | No Violation Identified |
| Natrona County | CASPER COMPRESSOR STATION (TALLGRASS INTERSTATE GAS TRANSMISSION) | Air | — | No Violation Identified |
| Natrona County | CASPER CRUDE TO RAIL (CASPER CRUDE TO RAIL, LLC) | Air | — | No Violation Identified |
| Near Granger | I-80 EASTBOUND, MILE MARKER 59.5 | Hazardous waste | — | No Violation Identified |
| Near Granger | TESORO LOGISTICS NORTHWEST PIPELINE LLC-GRANGER STATION | Hazardous waste | — | No Violation Identified |
| Niobrara | BLACK HILL EXP & PRO DIXON 1-20 | Air | — | No Violation Identified |
| Niobrara | BLACK HILLS EXP & PRO DIXON 3-19 | Air | — | No Violation Identified |
| Niobrara | BLACK HILLS EXP & PRO DIZON 2-20 | Air | — | No Violation Identified |
| Niobrara | FINLEY RESOURCES INC KTU 10F | Air | — | No Violation Identified |
| Niobrara | MILLENNIUM OIL LIGHTENING CREEK 7-36 | Air | — | No Violation Identified |
| Niobrara Cnty | SCOTT R W FED D SUN OIL CO | Hazardous waste | — | No Violation Identified |
| Niobrara Cnty | SUN OIL SCOTT R W FED B | Hazardous waste | — | No Violation Identified |
| Niobrara County | JP OIL COMP -BUCK CREEK FED H BATTERY | Air | — | No Violation Identified |
| Niobrara County | JP OIL COMPANY JOHNSON BATTERY | Air | — | No Violation Identified |
| Niobrara County | JP OIL COMPANY N BUCK CREEK FED 12-17A | Air | — | No Violation Identified |
| Noibrara | MILLENNIUM OIL LIGHTENING CREEK 3-36 & 5 | Air | — | No Violation Identified |
| — | COLORADO INTERSTATE GAS_TABLE ROCK COMP | Air | — | No Violation Identified |
| Nw Of Wright | BLUEGRASS COWDF | Hazardous waste | — | No Violation Identified |
| Nw Of Wright | CLARKELEN COWDF | Hazardous waste | — | No Violation Identified |
| Old Faithful | YPSS OLD FAITHFUL #1 STATION | Hazardous waste | — | No Violation Identified |
| Old Faithful | YPSS OLD FAITHFUL #2 STATION | Hazardous waste | — | No Violation Identified |
| Opal | CIG OPAL (CT-833) | Air | — | No Violation Identified |
| Opal | H-K CONTR RE-55 | Air | — | No Violation Identified |
| Opal | KERN RIVER MUDDY CREEK COMP STATION | Hazardous waste | — | No Violation Identified |
| Opal | KINDER MORGAN KING COMPRESSOR STATION | Hazardous waste | — | No Violation Identified |
| Opal | NORTHWEST PIPELINE-MUDDY CREEK COMPRESSOR STATION | Hazardous waste | — | No Violation Identified |
| Opal | OPAL GAS PLANT | Air, Hazardous waste | — | No Violation Identified |
| Opal | OPAL, TOWN OF | Drinking water | — | No Violation Identified |
| Opal | PIONEER CRYOGENIC GAS PLANT | Water | — | Significant Violation |
| Opal | PIONEER CRYOGENIC PLANT | — | — | — |
| Opal | ROBERSON CREEK STATION | Hazardous waste | — | No Violation Identified |
| Opal | WILLIAMS FIELD SERVICES-OPAL-CHLORINATOR | Drinking water | — | No Violation Identified |
| Osage | OSAGE WATER DISTRICT | Drinking water | — | Violation Identified |
| Oshoto | ROSS ISR PROJECT MINE UNIT 4 PUMP TESTS | Water | — | Significant Violation |
| Park | ELK BASIN COMPRESSOR STATION | Hazardous waste | — | No Violation Identified |
| Park | MERIT ENERGY - PARK COUNTY | — | 1 | — |
| Park | WINDSOR ENERGY GROUP BENNETT CREEK CENTR | Air | — | No Violation Identified |
| Park County | OREGON BASIN FIELD GENERATION | Air | — | No Violation Identified |
| Parkerton | GLENROCK TRANSFER STATION | Water | — | Violation Identified |
| Patrick Draw | WYOMING HIGHWAY DEPARTMENT | Hazardous waste | — | No Violation Identified |
| Pavillion | PAINTBRUSH MOTEL-FILTRATION | Drinking water | 1 | Violation Identified |
| Pavillion | PAVILLION GAS PLANT | Air, Hazardous waste | — | No Violation Identified |
| Pavillion | PAVILLION, TOWN OF | Drinking water | 2 | Violation Identified |
| Pine Bluffs | ABC TOWING AND TIRE | Hazardous waste | — | No Violation Identified |
| Pine Bluffs | FORMER FE WARREN AFB ATLAS D MIS SITE 7 | Hazardous waste | — | No Violation Identified |
| Pine Bluffs | GASPAR FARMS | Water | — | No Violation Identified |
| Pine Bluffs | PINE BLUFFS PLANT | Water | — | No Violation Identified |
| Pine Bluffs | PINE BLUFFS, TOWN OF | Drinking water | 2 | No Violation Identified |
| Pine Haven | PINE HAVEN WWTP | Water | — | No Violation Identified |
| Pine Haven | PINE HAVEN, TOWN OF | Drinking water | — | No Violation Identified |
| Pinebluffs | LARAMIE COUNTY WEED & PEST DIS. | Hazardous waste | — | No Violation Identified |
| Platte | GUERNSEY STATION | Air | — | No Violation Identified |
| Platte County | GUERNSEY COMPRESSOR STATION (TALLGRASS INTERSTATE GAS TRANSMISSION) | Air | — | No Violation Identified |
| Point Of Rocks | BLACK BUTTE COAL COMPANY | Hazardous waste | — | No Violation Identified |
| Point Of Rocks | BLACK BUTTE LEUCITE_HILLS MINE | Air | — | No Violation Identified |
| Point Of Rocks | BLACK BUTTE MINE | Water | — | No Violation Identified |
| Point Of Rocks | FACILITY NEAR POINT OF ROCKS | Water | — | No Violation Identified |
| Point Of Rocks | JIM BRIDGER | Air, Water | 2 | Significant Violation |
| Point Of Rocks | JIM BRIDGER POWER PLANT | Hazardous waste | — | No Violation Identified |
Alphabetical order — this site ranks no one. Figures as published by the EPA in ECHO for the last five years. Select a name for identifiers (EPA ID, NPDES, air), program-by-program status and the quarterly history. How to read this.