Environmental compliance records in Longmont, CO — page 1 of 2
331 active facilities in Longmont hold an EPA air, water or hazardous-waste identifier. The most common industries: Mining, Quarrying, and Oil and Gas Extraction (98), Manufacturing (51), Retail Trade (50). 11 had a formal enforcement action in the last five years.
1 (0496 - CITY …) · 2 (TOP OPERATIN…)
| Facility | Programs | Inspections (5 yr) | Formal actions (5 yr) | Penalties (5 yr) | Compliance status |
|---|---|---|---|---|---|
| 0496 - CITY OF LONGMONT - ST VRAIN GREENWAY PH13 | Water | — | — | — | No Violation Identified |
| 0496 - CITY OF LONGMONT - ST. VRAIN GREENWAY PH.13 | Water | — | — | — | No Violation Identified |
| 1314 SHERMAN DR | Hazardous waste | — | — | — | No Violation Identified |
| 24-7 RESTORATION | Air, Hazardous waste | — | — | — | No Violation Identified |
| 7-ELEVEN #35345 | Air | — | — | — | No Violation Identified |
| 7-ELEVEN, INC. | Water | 1 | — | — | — |
| AAA WASTE OIL RECOVERY | Hazardous waste | — | — | — | No Violation Identified |
| ABRA AUTO BODY & GLASS - LONGMONT | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| ABSS INC | Hazardous waste | — | — | — | No Violation Identified |
| ADEMAR READY MIX | Air | — | — | — | No Violation Identified |
| ADVANCED MICRO DEVICES INC | Hazardous waste | — | — | — | No Violation Identified |
| ADVANCED THIN FILMS INC | Hazardous waste | — | — | — | No Violation Identified |
| AGC BIOLOGICS - 4000 NELSON RD | Air, Water, Hazardous waste | — | — | — | No Violation Identified |
| AGGREGATE INDUSTRIES - WCR, INC. | Air, Water | 1 | 1 | $23,188 | No Violation Identified |
| AGGREGATE INDUSTRIES WCR INC FIRESTONE READY MIX PLANT | — | — | — | — | — |
| AGGREGATE RECYCLING AND WATER SUPPLY RESERVOIRS P109, P110, P112 | Water | — | — | — | No Violation Identified |
| AHLBERG FUNERAL CHAPEL INC - 326 TERRY | Air | 1 | — | — | No Violation Identified |
| ALBERTSON'S INC | Air, Hazardous waste | — | — | — | No Violation Identified |
| ALBERTSONS #890 | Hazardous waste | — | — | — | No Violation Identified |
| ALEX R CARTER | Hazardous waste | — | — | — | No Violation Identified |
| AMERICAN HONDA MOTOR CO INC | Hazardous waste | — | — | — | No Violation Identified |
| AMERICAN HONDA MOTORS CO. - DATA CENTER | Air | 1 | — | — | No Violation Identified |
| ANDESITE ROCK CO | Air | — | — | — | No Violation Identified |
| APPLEWOOD LIVING CENTER | Hazardous waste | — | — | — | No Violation Identified |
| APPLUS-RTD - LONGMONT | Hazardous waste | — | — | — | No Violation Identified |
| APRO DBA UNITED PACIFIC - MY GOODS #6503 | Air | — | — | — | No Violation Identified |
| ARROWHEAD SERVICES LTD | Hazardous waste | — | — | — | No Violation Identified |
| ARTCC XERISCAPE - 2211 17TH AVENUE, LONGMONT, CO 80501 | Water | — | — | — | No Violation Identified |
| AT&T CORPORATION | Hazardous waste | — | — | — | No Violation Identified |
| AUTOIRON PRODUCTS INC | Hazardous waste | — | — | — | No Violation Identified |
| AVEDON ENGINEERING INC | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| AVISTA PHARMA SOLUTIONS DBA CAMBREX | Water, Hazardous waste | 2 | — | — | Significant Violation |
| BANFIELD PET HOSPITAL #5331 | Hazardous waste | — | — | — | No Violation Identified |
| BAREFOOT LAKES LLC | Water | — | — | — | No Violation Identified |
| BAREFOOT LAKES LLC | Water | — | — | — | No Violation Identified |
| BEMORE ENTERPRISES INC | Hazardous waste | — | — | — | No Violation Identified |
| BESTWAY CONCRETE CO-LONGMONT | — | — | — | — | — |
| BOOMERANG | Hazardous waste | — | — | — | No Violation Identified |
| BOULDER CO TRANS - CENTRAL HEATING PLANT | Air | 1 | — | — | No Violation Identified |
| BOULDER COUNTY DEPT OF TRANS | Hazardous waste | — | — | — | No Violation Identified |
| BOULDER SCIENTIFIC COMPANY LLC | Air, Water, Hazardous waste | 1 | — | — | No Violation Identified |
| CENTENNIAL FARMS | Water | — | 3 | $200,409 | — |
| CENTERLINE CIRCUITS INC | Air, Hazardous waste | — | — | — | No Violation Identified |
| CENTURY PLASTICS & ENGINEERING INC | Air | — | — | — | No Violation Identified |
| CF ALTITUDE -ALTA CONVENIENCE #6129 | Air | — | — | — | No Violation Identified |
| CHROMADEX ANALYTICS INC | Hazardous waste | — | — | — | No Violation Identified |
| CIRCLE K STORE # 2709846 | Air, Hazardous waste | — | — | — | No Violation Identified |
| CIRCLE K STORE # 2709891 | Air, Hazardous waste | — | — | — | No Violation Identified |
| CIRCLE K STORES - CORNER STORE #1147 | Air | — | — | — | No Violation Identified |
| CIRCLE K STORES - CORNER STORE #650 | Air | — | — | — | No Violation Identified |
| CIRCLE K STORES - CORNER STORE #688 | Air | — | 1 | — | No Violation Identified |
| CIRCUITS WEST INC | Water, Hazardous waste | 1 | — | — | Violation Identified |
| CITY OF LONGMONT - MONTGOMERY TANK | Water | — | — | — | No Violation Identified |
| CITY OF LONGMONT - MONTGOMERY TANK | Water | — | — | — | No Violation Identified |
| CITY OF LONGMONT POWER & COMMUNICATIONS | Water, Hazardous waste | 1 | — | — | No Violation Identified |
| CITY OF LONGMONT PUBLIC WORKS OPERATION | Air | 1 | — | — | No Violation Identified |
| CITY OF LONGMONT WASTEWATER TREATMENT PLANT | Air, Water, Drinking water | 3 | — | — | No Violation Identified |
| CO AUTO LGMTFRD LLC | Hazardous waste | — | — | — | No Violation Identified |
| COLORADO MATERIALS, INC. | Air | 1 | — | — | No Violation Identified |
| COSMOPROF #86093 | Hazardous waste | — | — | — | No Violation Identified |
| COSTCO WHOLESALE - 1628 KEN PRATT | Hazardous waste | — | — | — | No Violation Identified |
| CRESTONE PEAK - BAILEY 43-1, 8-8-1 & WHE | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - CALDWELL K UNIT 1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - DEASON G UNIT 1 | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - DONIPHAN SHIELDS 1 | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - DUCKWORTH B BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - HALEY G UNIT 1 | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - JILLSON GAS UNIT 1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - JOHNSON 1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - KAWAKAMI #31 35 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - MILLER 1 17 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - MILLER 3-17 BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - VOAKE #32-25 BATTERY | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - WANDELL 24&34 BATTERY | Air | — | — | — | No Violation Identified |
| CURT'S CLEANERS, LTD. | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| CUSTOM MICROWAVE-AEROSPACE MICROWV EQPT | Air, Water, Hazardous waste | 2 | — | — | No Violation Identified |
| CVS PHARMACY #17295 | Hazardous waste | — | — | — | No Violation Identified |
| CWKA LLC - CWKA LONGMONT | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| DANFOSS EDITRON | Hazardous waste | 1 | — | — | No Violation Identified |
| DEL CAMINO SERVICE PLAZA & TRUCK WASH | Hazardous waste | — | — | — | No Violation Identified |
| DICKS SPORTING GOODS # 315 | Hazardous waste | 1 | — | — | No Violation Identified |
| DILLON COMPANIES, LLC- KING SOOPERS #102 | Air | — | — | — | No Violation Identified |
| DILLON COS - KING SOOPERS FUEL FAC #042 | Air | — | — | — | No Violation Identified |
| DILLON COS - KING SOOPERS FUEL FAC #080 | Air, Water | — | — | — | No Violation Identified |
| DOVATRON INTERNATIONAL, INC. | Air | — | — | — | No Violation Identified |
| ENCANA (WEST) - HARSCH 1 BATTERY | Air | 1 | — | — | No Violation Identified |
| ENCANA (WEST) - HARSCH 6-2-27 BATTERY | Air | 1 | — | — | No Violation Identified |
| ENCANA (WEST) - OXFORD 'F' BATTERY | Air | 1 | — | — | No Violation Identified |
| ENCANA (WEST) - ROSS 'F' UNIT 1 | Air | — | — | — | No Violation Identified |
| ENCANA (WEST) - WILLIAMS E UNIT 1 BATTER | Air | — | — | — | No Violation Identified |
| ENCANA - KENNEDY GAS BATTERY | Air | — | — | — | No Violation Identified |
| ENCANA - ROSS 'G' UNIT 1 BATTERY | Air | — | — | — | No Violation Identified |
| ENCANA OIL & GAS CLAY 13-26 | Air | 1 | — | — | No Violation Identified |
| ENCANA OIL & GAS LABER K UNIT 1 | Air | 1 | — | — | No Violation Identified |
| ENCANA OIL & GAS OXFORD FARMS G UNIT 1 | Air | 1 | — | — | No Violation Identified |
| ENDOSCOPY CENTER OF THE ROCKIES - LONGMONT | Hazardous waste | — | — | — | No Violation Identified |
| ENGINE SHOP THE | Hazardous waste | — | — | — | No Violation Identified |
| ENGINEERING MEASUREMENT CO. | Air, Hazardous waste | — | — | — | No Violation Identified |
| ESSEX CRANE RENTAL CORPORATION | Hazardous waste | — | — | — | No Violation Identified |
| EXTRACTION O&G - OSBORNE #1 | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - WALKER 1-28 | Air | 1 | — | — | No Violation Identified |
| EXTRACTION OIL & GAS - ALMQUIST 1-35 | Air | — | — | — | No Violation Identified |
| FAIRGROUNDS MARKET PLACE | Water | — | — | — | No Violation Identified |
| FAIRGROUNDS MARKET PLACE - DW | Water | — | — | — | No Violation Identified |
| FAIRWAYS METROPOLITAN DISTRICT WWTP IMPROVEMENTS | Water | — | — | — | Unknown |
| FAMILY DOLLAR #5617 | Hazardous waste | — | — | — | No Violation Identified |
| FIRESTONE GRAVEL MINE | Water | 1 | — | — | No Violation Identified |
| FIRESTONE TIRE SERVICE CENTER | Hazardous waste | — | — | — | No Violation Identified |
| FRANCIS STREET CLEANERS | Air, Hazardous waste | — | — | — | No Violation Identified |
| FREDERICK HIGH SCHOOL | Water | 1 | — | — | — |
| FRONT RANGE ORTHOPEDIC AND WELLNESS CENTER LONGMONT | Water | 1 | — | — | — |
| FRONT RANGE ORTHOPEDIC SURGERY CENTER | Hazardous waste | — | — | — | No Violation Identified |
| FRONTIER HONDA | Hazardous waste | — | — | — | No Violation Identified |
| GASAMAT OIL CORP #520 | Air | — | — | — | No Violation Identified |
| GERALD KELLER DBA DIP N STRIP | Air, Hazardous waste | — | — | — | No Violation Identified |
| GERBER COLLISION & GLASS- 205 LONGMONT | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| GIVES INCORPORATED | Hazardous waste | — | — | — | No Violation Identified |
| GOLDEN CONCRETE LLLP DBA AGGREGATE IND | Air, Water | — | — | — | No Violation Identified |
| GUNBARREL MANUFACTURING COMPANY | Hazardous waste | — | — | — | No Violation Identified |
| HEAVY DUTY TRUCK REPAIR INC | Hazardous waste | — | — | — | No Violation Identified |
| HIGHLANDS AT FOX HILL APARTMENTS | Water | — | — | — | No Violation Identified |
| HITCHING POST CLEANERS | Hazardous waste | — | — | — | No Violation Identified |
| HOLCIM-WCR INC - TULL | Air | 1 | — | — | No Violation Identified |
| HOLDEN DIRECT MARKETING GROUP INC. D/B/A | Air | — | — | — | No Violation Identified |
| HOME DEPOT STORE #1521 | Hazardous waste | — | — | — | No Violation Identified |
| HONEYBEE ROBOTICS LLC | Water | — | — | — | No Violation Identified |
| HORIZON PARK CLNRS | Air, Hazardous waste | — | — | — | No Violation Identified |
| HOTEL LONGMONT | Water | 1 | — | — | No Violation Identified |
| I D RUSSELL COMPANY LABORATORIES | Water, Hazardous waste | — | — | — | No Violation Identified |
| INTRADO LIFE & SAFETY INC - BOULDER | Air | — | — | — | No Violation Identified |
| JERRY'S TIRE & AUTO SERVICE | Hazardous waste | — | — | — | No Violation Identified |
| JM SMUCKER - LONGMONT PLANT | Air | 1 | — | — | No Violation Identified |
| JM SMUCKER LLC | Water, Hazardous waste | 3 | — | — | No Violation Identified |
| JOHNNY RINGO AUTOBODY LLC | Hazardous waste | — | — | — | No Violation Identified |
| JORDAN WOODWORKING LLC | Hazardous waste | — | — | — | No Violation Identified |
| K.P. KAUFFMAN CO-SPINDLE CON FAC#4 WESTA | Air | — | — | — | No Violation Identified |
| K.P. KAUFFMAN COLCLASURE TANK BATTERY | Air | — | — | — | No Violation Identified |
| KAISER PERMANENTE - LONGMONT MOB | Hazardous waste | — | — | — | No Violation Identified |
| KERR-MCGEE - 34002436 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 34003100 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 34003866 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 35024259 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 36156416 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 12040 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 61425 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 61758 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 62389 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 62476 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 98054 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - MIDWEST HERITAGE LZ | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - X10271 34003243 HINDMAN/MCC | Air | 1 | — | — | No Violation Identified |
| KERR-MCGEE - X20131 36185459 BAREFOOT 31 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - X20574 36148784 VARRA P31-7 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 16072-TEGLER 11-30 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 35015062 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 61419-BRYANT 34-30A, 9-30A | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 61430 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 62015 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 62464 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 62788-WEINGARDT FE GU #1 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 74110-RADEMACHER 11-30A | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 95028 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - 36159340 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATT # 61572 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATT #62014 | Air | — | — | — | No Violation Identified |
| KING SOOPERS 102 | Hazardous waste | — | — | — | No Violation Identified |
| KING SOOPERS 154 | Hazardous waste | — | — | — | No Violation Identified |
| KING SOOPERS 80 | Hazardous waste | — | — | — | No Violation Identified |
| KMG METAL FINISHING | Water | — | — | — | No Violation Identified |
| KMG METAL FINISHING INC | Hazardous waste | — | — | — | No Violation Identified |
| KP KAUFFMAN - SHAW 15-20, 16-20 | Air | — | — | — | No Violation Identified |
| KP KAUFFMAN - SPINDLE FAC 3 | Air | — | — | — | No Violation Identified |
| KP KAUFFMAN BLISS | Air | — | — | — | No Violation Identified |
| KP KAUFFMAN JOHNSON 32-30 | Air | — | — | — | No Violation Identified |
| KROMATID INC | Hazardous waste | — | — | — | No Violation Identified |
| L.G EVERIST- METSO 1213 CRUSHER 60777 | Air | 1 | — | — | No Violation Identified |
| L.G EVERIST-60776 MCCLOSKEY R155 | Air | — | — | — | No Violation Identified |
| L.G. EVERIST - SCREEN | Air | — | — | — | No Violation Identified |
| LAFARGE WEST, INC. | Air | — | — | — | No Violation Identified |
| LAFARGE WEST, INC. - STROMQUIST | Air, Water | — | — | — | No Violation Identified |
| LCHWM LLC | Hazardous waste | 1 | 1 | $36,800 | Significant Violation |
| LEXMARK INTERNATIONAL INC | Air, Water, Hazardous waste | 3 | — | — | No Violation Identified |
| LG EVERIST-CARBON VALLEY RESOURCES | Air | 1 | — | — | No Violation Identified |
| LIFE CARE CENTER OF LONGMONT | Hazardous waste | — | — | — | No Violation Identified |
| LMT8 | Hazardous waste | — | — | — | No Violation Identified |
| LOAF N JUG # 95 | Air | — | — | — | No Violation Identified |
| LONG MOTOR COMPANY | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| LONGMONT AUTO BODY & GLASS LLC | Hazardous waste | — | — | — | No Violation Identified |
| LONGMONT COLLISION CENTER | Hazardous waste | — | — | — | No Violation Identified |
| LONGMONT HUMANE SOCIETY | Air | — | — | — | No Violation Identified |
| LONGMONT POLICE DEPT. (PORT INCINERATOR) | Air | 1 | — | — | No Violation Identified |
| LONGMONT UNITED HOSP | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| LONGMONT VENTURES, INC. DBA JIFFY LUBE | Hazardous waste | — | — | — | No Violation Identified |
| LONGS PEAK EQUIPMENT CO | Hazardous waste | — | — | — | No Violation Identified |
| LONGS PEAK HOSPITAL - UC HEALTH | Hazardous waste | — | — | — | No Violation Identified |
| LOWE'S OF LONGMONT, CO #1874 | Hazardous waste | — | — | — | No Violation Identified |
| LYONS CEMENT PLANT | Water | 2 | — | — | Violation Identified |
| MAGNO SEED - SUGAR BEET SEED PROCESSING | Air, Hazardous waste | 2 | — | — | No Violation Identified |
| MAIN STREET CLEANERS | Air, Hazardous waste | — | — | — | No Violation Identified |
| MARTIN MARIETTA - DEL CAMINO READY MIX | — | — | — | — | — |
| MARTIN MARIETTA MTRLS - LYONS PIT | Air, Water | 1 | — | — | No Violation Identified |
| MATHESON TRI GAS | Water | — | — | — | No Violation Identified |
| MATHESON TRIGAS - LONGMONT BRANCH | Air, Hazardous waste | 2 | — | — | No Violation Identified |
| MAXAR INTELLIGENCE - LONGMONT | Air | 1 | — | — | No Violation Identified |
| MAXTOR CORP | Air, Hazardous waste | — | — | — | No Violation Identified |
| MCLANE WESTERN | Hazardous waste | — | — | — | No Violation Identified |
| MERIT ENERGY COMPANY - WALSH 1 | Air | — | — | — | No Violation Identified |
| MICRON TECHNOLOGY | Air, Hazardous waste | — | — | — | No Violation Identified |
| MICRON TECHNOLOGY - MAX | Hazardous waste | — | — | — | No Violation Identified |
| MILE HIGH DAIRY, LLC | Water | 1 | — | — | No Violation Identified |
| MILLERCOORS - LONGMONT | Air | 1 | — | — | No Violation Identified |
| MIYOTA DEVELOPMENT CENTER OF AMERICA | Air, Water, Hazardous waste | 2 | — | — | No Violation Identified |
| MOMENTUM OPTICS, INC. | — | 1 | 1 | — | — |
| MOUNTAIN BROOK PARTNERS | Water | 2 | 3 | $85,000 | No Violation Identified |
| MOUNTAIN TRUCK & EQUIPMENT CO | Hazardous waste | — | — | — | No Violation Identified |
| MSDI - FREDERICK | Hazardous waste | 1 | — | — | No Violation Identified |
| NELSON/FLANDERS WTP | Water | — | — | — | No Violation Identified |
| NEXUS CONTROLS LLC | Water, Hazardous waste | — | — | — | No Violation Identified |
| NISHIDA FARMS | Hazardous waste | — | — | — | No Violation Identified |
| NIWOT SANITATION DISTRICT WWTF | Water | 1 | — | — | Significant Violation |
| NLIGHT DEFENSE SYSTEMS | Water | — | — | — | Violation Identified |
| NOBLE ENERGY INC. BATTERY #10077100 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10086200 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10086500 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10098700 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10116400 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10142300 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11300800 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11302900 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11316700 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11328200 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11334300 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11374600 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11378600 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY, INC. - ENG-11304800 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #11344600 | Air | — | — | — | No Violation Identified |
| NORDSTROM INC 3732 | Hazardous waste | — | — | — | No Violation Identified |
| NOVA WEST APARTMENTS-DW | Water | 1 | — | — | — |
| NYPRO COLORADO INC | Air, Hazardous waste | — | — | — | No Violation Identified |
| ONCORE MANUFACTURING SERVICES | Hazardous waste | — | — | — | No Violation Identified |
| ONE MORE PART DBA OMP | Air, Hazardous waste | — | — | — | No Violation Identified |
| OPTERA COLORADO INC | Hazardous waste | — | — | — | No Violation Identified |
| OXRR LLC | Water | — | — | — | No Violation Identified |
| P&S FOOD AND GAS | Air | — | — | — | No Violation Identified |
| PAGOSA EVERYDAY - #5723 | Air | — | — | — | No Violation Identified |
| PATINA OIL & GAS - ANDERSON 1-33 MB 33- | Air | — | — | — | No Violation Identified |
| PDC - BENSON 23-33D | Air | — | — | — | No Violation Identified |
| PDC - LECLERG 31-22 | Air | — | — | — | No Violation Identified |
| PDC WEINGARDT 24, 33-22 | Air | — | — | — | No Violation Identified |
| PENSKE AUTO CENTER | Hazardous waste | — | — | — | No Violation Identified |
| PERFECTION AUTO BODY | Air, Hazardous waste | 1 | — | — | No Violation Identified |
| PETCO STORE #1452 | Hazardous waste | — | — | — | No Violation Identified |
| PETERSON ENERGY OPERATING, INC | Air | — | — | — | No Violation Identified |
| PPG INDUSTRIES INC | Hazardous waste | — | — | — | No Violation Identified |
| PREMIER LABORATORY LLC | Hazardous waste | — | — | — | No Violation Identified |
| PRESTIGE CHRYSLER DODGE JEEP INC | Hazardous waste | 1 | — | — | No Violation Identified |
| PRODUCTION OPERATORS INC | Hazardous waste | — | — | — | No Violation Identified |
| PTA CORPORATION | Hazardous waste | — | — | — | No Violation Identified |
| QXO - BRANCH #1101 FREDERICK | Hazardous waste | — | — | — | No Violation Identified |
| RITCHIE BROS. AUCTIONEERS (AMERICA), INC | Air | 2 | — | — | No Violation Identified |
| ROYAL CREST DAIRY | Water | — | — | — | No Violation Identified |
| ROYAL CREST DAIRY LONGMONT | Water | 1 | — | — | No Violation Identified |
| SAFEWAY STORE #1116 | Hazardous waste | — | — | — | No Violation Identified |
| SAFEWAY STORE #2910 | Hazardous waste | — | — | — | No Violation Identified |
| SAFEWAY, INC. - #4603 | Air | — | — | — | No Violation Identified |
| SAFEWAY, INC. - 1116 | Air | — | — | — | No Violation Identified |
| SALLY BEAUTY SUPPLY #3785 | Hazardous waste | — | — | — | No Violation Identified |
| SAM'S CLUB #4987 | Water, Hazardous waste | — | — | — | No Violation Identified |
| SAM'S WEST INC - SAM'S CLUB #4987 | Air | — | — | — | No Violation Identified |
| SCOTT SPECIALITY GASES | Air, Hazardous waste | — | — | — | No Violation Identified |
| SEAGATE TECHNOLOGY LLC | Air, Water, Hazardous waste | 1 | — | — | No Violation Identified |
| SGX SENSORTECH | Hazardous waste | — | — | — | No Violation Identified |
| SHELDAHL INC | Air, Hazardous waste | — | — | — | No Violation Identified |
| SHERWIN WILLIAMS CO | Hazardous waste | — | — | — | No Violation Identified |
| SHERWOOD ENTERPRISES | Air, Water, Hazardous waste | 5 | — | — | No Violation Identified |
| SMYRNA READY MIX - DEL CAMINO MIX PLANT | Air | 1 | — | — | No Violation Identified |
| SPURGEON WATER TREATMENT PLANT | Water | 1 | — | — | No Violation Identified |
| ST VRAIN CREMATORY SVC | Air | — | — | — | No Violation Identified |
| ST VRAIN SANITATION DISTRICT | Water | 1 | 1 | $3,000 | No Violation Identified |
| ST VRAIN SANITATION DISTRICT WWTF | Water | — | — | — | Significant Violation |
| ST. VRAIN COMMUNITY MONTESSORI SCHOOL | Water | — | — | — | No Violation Identified |
| ST. VRAIN VALLEY SCHOOL DISTRICT INNOVATION CENTER PHASE 3 | Water | — | — | — | No Violation Identified |
| STA 1191-033 #21497 CO 119 MOBILITY IMPROVEMENTS | Water | — | — | — | No Violation Identified |
| STA 1191-033 #21497 CO 119 MOBILITY IMPROVEMENTS | Water | — | — | — | No Violation Identified |
| STA 1191-033 #21497 CO 119 MOBILITY IMPROVEMENTS (NIWOT) | Water | — | — | — | No Violation Identified |
| STAR PRECISION | Water, Hazardous waste | — | 8 | — | No Violation Identified |
| STORE #4253 | Water | — | — | — | No Violation Identified |
| SUNDROP FUELS INC | Hazardous waste | — | — | — | No Violation Identified |
| SUNRISE GAS STATION | Air | — | — | — | No Violation Identified |
| SVVSD HIGH SCHOOL #9 | Water | — | — | — | No Violation Identified |
| TARGET STORE T2218 | Hazardous waste | — | — | — | No Violation Identified |
| TEMPERATURE PROCESSING CO INC | Hazardous waste | 1 | — | — | No Violation Identified |
| TENSITRON | Water, Hazardous waste | — | — | — | No Violation Identified |
| TEZAK HEAVY EQUIPMENT CO INC | Air | — | — | — | No Violation Identified |
| THE FARM AT WOODRIDGE | Water | — | — | — | No Violation Identified |
| THE PAINT COMPANY INC | Hazardous waste | — | — | — | No Violation Identified |
| THE PEAKS CARE CENTER | Hazardous waste | — | — | — | No Violation Identified |
| TLC LEARNING CENTER | Water | — | — | — | No Violation Identified |
| TOP OPERATING CO - J.Y. MAYEDA | Air | — | — | — | No Violation Identified |
| TOP OPERATING CO - TANAKA NO 1 | Air | — | — | — | 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.