| 7-ELEVEN #34168 | Air | — | — | — | No Violation Identified |
| ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (NORTH) | Water | — | — | — | No Violation Identified |
| ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (NORTH) | Water | — | — | — | No Violation Identified |
| ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (SOUTH) | Water | — | — | — | No Violation Identified |
| ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (SOUTH) | Water | — | — | — | No Violation Identified |
| ASPHALT SPECIALIST CO - KENOSHA PONDS | Air | — | — | — | No Violation Identified |
| ASPHALT SPECIALTIES - ROAD 6 ASPHALT PLA | Air | 1 | — | — | No Violation Identified |
| ASPHALT SPECIALTIES -TURNPIKE MINING PIT | Air, Water | 2 | — | — | No Violation Identified |
| BAXTER FARM LANE | Water | — | — | — | No Violation Identified |
| CHASE BANK, LAFAYETTE - LOT 9A, NINE MILE CORNER | Water | 1 | — | — | — |
| CIRCLE K STORE # 2709895 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - ALLAN H 23 24 & BAILEY 3 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - ANDERSON TRUST #1A & 2A | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - ANDERSON TRUST C UNIT 2 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - BAILEY 'F' UNIT #1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - BAILEY 33-12 BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - BAILEY 42-12, 43-12 | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - BARB LTD 30 BATTERY #30- | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - BARB LTD BATTERY 30 #9 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - BARB LTD. 'B' UNIT #1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - BILLINGS 1 BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - BROWN 'C' 1 BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - CANYON CREEK BATTERY | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - COAL CREEK C1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - COSSLETT 22H-B168 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - COSSLETT B BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - COSSLETT B UNIT 1X | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - COSTIGAN 'E' UNIT 1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - DONIPHAN SHIELDS #2 | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - FILE 32H-K268 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - FOSTER 'E' UNIT #1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - HINGLEY FARMS #32-18 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - JILLSON 1-22 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - JILLSON BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - LIQUIDS HANDLING HUB | Air | 6 | — | — | No Violation Identified |
| CRESTONE PEAK - LUMRY G UNIT 1 BATT | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - MILLER 1-27 & 12-27 BATT | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - OSKARSON E UNIT 1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - PRATT 'F' UNIT #1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - SHAFFER NEWMAN H 1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - SOSA 'A' UNIT #1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - THOMAS 7 & E BATTERY | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - VESSELS MINERAL A 2 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - VESSELS MINERALS A UNIT | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WARREN H WIGGETT 13-1 BA | Air | 1 | — | — | No Violation Identified |
| CRESTONE PEAK - WASTE CONNECTIONS 29H-M1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WIGGETT BATTERY | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WIGGETT WARREN H 13-2 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WILLIAM H. PELTIER 12-20 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WILLIAMS PELTIER 1A-20H | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WOOLLEY 'K' UNIT 1 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WOOLLEY 12-7 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WOOLLEY UNIT 'B' 1-8 | Air | — | — | — | No Violation Identified |
| CRESTONE PEAK - WOOLLEY UNIT A #1-7 | Air | — | — | — | No Violation Identified |
| DENVER REGIONAL LANDFILL | Air | 16 | — | — | Significant Violation |
| DENVER RL - DENVER REGIONAL LANDFILL NOR | Air | — | — | — | No Violation Identified |
| DILLON COMPANIES - KING SOOPERS #129 | Air | — | — | — | No Violation Identified |
| ELEMENTUM 3D | Hazardous waste | — | — | — | No Violation Identified |
| ENCANA (WEST) - BAKER C & STIPANOVICH | Air | — | — | — | No Violation Identified |
| ENCANA (WEST)- BAILEY 11-12 | Air | — | — | — | No Violation Identified |
| ENCANA (WEST)- VICKLUND 'G' UNIT 1 | Air | 2 | — | — | No Violation Identified |
| ENCANA - BARB LTD #30-8 (P&A) | Air | — | — | — | No Violation Identified |
| ENCANA - NELSON E UNIT 1 | Air | — | — | — | No Violation Identified |
| ENCANA - RAY NELSON 32 BATTERY | Air | — | — | — | No Violation Identified |
| ENCANA - SEE 013-1376 | Air | — | — | — | No Violation Identified |
| ERIE MUNICIPAL AIRPORT | Water | — | — | — | Violation Identified |
| ERIE NORTH WATER RECLAMATION FACILITY | Water | — | — | — | No Violation Identified |
| ERIE PRE-CAST | Air, Water | 1 | — | — | No Violation Identified |
| ERIE TOWN OF | Water | — | — | — | No Violation Identified |
| ERIE TOWN OF | Water | — | — | — | No Violation Identified |
| EXTRACTION O&G - ARMSTEAD 4-31 | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - DUMP UU 28-05, 06 | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - DUMP UU 28-11D, 12 | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - EAST ERIE 2-17 | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - ERIE 1-24 | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - LEYNER 15-1 | Air | 1 | — | — | No Violation Identified |
| EXTRACTION O&G - MEIKLE 28-1, 2 | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - YOUNG 2-26, MC26-05D | Air | — | — | — | No Violation Identified |
| EXTRACTION O&G - YOUNG 5-23, MC23-14D | Air | 1 | — | — | No Violation Identified |
| EXTRACTION O&G - YOUNG MC23-11D, 12D | Air | 1 | — | — | No Violation Identified |
| EXTRACTION O&G - YOUNG MC26-03D, 04D.... | Air | 1 | — | — | No Violation Identified |
| FARFRUMWURKIN, LLLP - FILE PIT 112 & STO | Air | 1 | — | — | No Violation Identified |
| FEATHER PETROLEUM - STOP 'N SAVE #24 | Air | — | — | — | No Violation Identified |
| FRONT RANGE LANDFILL | Air, Water, Hazardous waste | 1 | — | — | No Violation Identified |
| FRONT RANGE LANDFILL FRICO | Water | — | — | — | No Violation Identified |
| G&S SERVICES CO - ERIE CONOCO | Air | — | — | — | No Violation Identified |
| HRM RESOURCES II - OSKARSON BATTERY | Air | — | — | — | No Violation Identified |
| K.P. KAUFFMAN - JILLSON #1-6 | Air | — | — | — | No Violation Identified |
| K.P. KAUFFMAN - LAURIDSON VV | Air | — | — | — | No Violation Identified |
| K.P. KAUFFMAN - SRC PRATT NE/4 | Air | — | — | — | No Violation Identified |
| K.P. KAUFFMAN - SRC PRATT SE/4 WELLS | Air | — | — | — | No Violation Identified |
| K.P. KAUFFMAN - SRC PRATT SW/4 | Air | — | — | — | No Violation Identified |
| KAIZEN COLLISION CENTER - ERIE | Hazardous waste | — | — | — | No Violation Identified |
| KERR-MCGEE - 34003279 KRAMER/SCHULER | Air | 1 | — | — | No Violation Identified |
| KERR-MCGEE - 34003309 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 35023159 | Air | 1 | — | — | No Violation Identified |
| KERR-MCGEE - 36155289 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 36156408 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 36156477 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 36156479 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - 36156482 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 61357 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 61578 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 62039 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - BATTERY# 62669 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - X10067 36156450 JOHNSTON 14 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - X10406 35027179 STATE 2,7,2 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - X10860 34002480 ST OF COLO | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - X12461 36156476 CHMPLN 86 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE - X20103 36221699 COMO 34N | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 13003 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 13174 34003804 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 14101 34003843 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 61778 34003360 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 61854 - WISE 31-14 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 62278 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE 62673 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - 34002729 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - 36156438 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - 36156456 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATTERY #10078000 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATTERY #10085000 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATTERY #11604000 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATTERY #11604300 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATTERY #11607900 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATTERY #11612500 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE OIL & GAS - BATTERY #36156486 | Air | — | — | — | No Violation Identified |
| KERR-MCGEE TANK BATTERY #62229 | Air | — | — | — | No Violation Identified |
| KING SOOPERS 129 | Hazardous waste | — | — | — | No Violation Identified |
| KP KAUFFMAN - ANDERSON 22-32 | Air | — | — | — | No Violation Identified |
| KP KAUFFMAN - BILLINGS | Air | — | — | — | No Violation Identified |
| KP KAUFFMAN - KOCH 41-6, KENNETH E#1 | Air | — | — | — | No Violation Identified |
| KP KAUFFMAN - LANSON FARMS BATTERY | Air | — | — | — | No Violation Identified |
| LEON A WURL SERVICE CENTER | Hazardous waste | — | — | — | No Violation Identified |
| LOST CREEK FARM | Water | 1 | — | — | — |
| LOWE'S NEW RETAIL FACILITY #3444 | Water | 1 | — | — | — |
| LOWE'S OF ERIE, CO #3444 | Hazardous waste | — | — | — | No Violation Identified |
| LYNN R MORGAN WATER TREATMENT FACILITY | Water | 1 | — | — | — |
| MARUHO PLASTICS SOLUTIONS INC DBA RELUCENT PLASTICS SOLUTIONS | Hazardous waste | — | — | — | No Violation Identified |
| MCDONALD FARMS ENTERPRISES INCS | Water, Hazardous waste | — | — | — | No Violation Identified |
| MERIT ENERGY COMPANY - COSSLETT | Air | — | — | — | No Violation Identified |
| MERIT ENERGY COMPANY - COTTONWOOD | Air | — | — | — | No Violation Identified |
| MERIT ENERGY COMPANY - CRUTCHLEY 33-10 | Air | — | — | — | No Violation Identified |
| MOUNTAIN VIEW FIRE RESCUE DISTRICT STATION 15 | Water | 1 | — | — | No Violation Identified |
| NO METRO DIST CTR BP #4 | Water | — | — | — | Violation Identified |
| NOBLE ENERGY - BATTERY #11384200 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - MARIE GUTTERSEN | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10015600 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10038700 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10038800 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #10038900 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11302500 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11327300 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11332200 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11351100 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11382800 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11384000 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11384100 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11606100 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #10012100 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #11351200 | Air | 1 | — | — | No Violation Identified |
| NOBLE TANK BATTERY #11605500 | Air | — | — | — | No Violation Identified |
| PATINA OIL & GAS - HIPPEN/PEZOLDT2-32,32 | Air | — | — | — | No Violation Identified |
| PRINCE LAKE NO 1 BOULDER COUNTY | Water | 1 | — | — | No Violation Identified |
| RAPTOR MATERIALS - PLANT 4 ERIE | Air | — | — | — | No Violation Identified |
| ROCKY MOUNTAIN PROPELLERS | Hazardous waste | — | — | — | No Violation Identified |
| SACHI BIOWORKS HQ | Hazardous waste | — | — | — | No Violation Identified |
| SAFEWAY STORE #1667 | Hazardous waste | — | — | — | No Violation Identified |
| SCHOFIELD FARM PACKAGE A | Water | 1 | — | — | No Violation Identified |
| STORE #4286 | Water | — | — | — | No Violation Identified |
| SYNERGY RESOURCES - SRC PRATT #1 | Air | — | — | — | No Violation Identified |
| TIMBERLINE - FRONT RANGE GENERATING | Air, Water | — | — | — | No Violation Identified |
| TIMBERLINE ENERGY | Water | 1 | — | — | No Violation Identified |
| VILLAGE COOP OF ERIE | Water | 1 | — | — | No Violation Identified |
| WALGREENS STORE #12864 | Hazardous waste | — | — | — | No Violation Identified |
| WELLS FARGO BANK @ UNIQUE MANAGEMENT SOLUTIONS | Hazardous waste | — | — | — | No Violation Identified |
| WEST WATTENBERG GAS FIELD | Water | — | — | — | No Violation Identified |
| ZELIOS COLORADO LLC DBA GEMINI EXTRACTION | Hazardous waste | — | — | — | No Violation Identified |