| AMERICAN TOWERS LLC / ELK CITY 5 75233 | Air | — | — | — | No Violation Identified |
| ANR PIPELINE CO | Hazardous waste | — | — | — | No Violation Identified |
| BCE MACH II LLC / GLADYS WEST 1 8REH | Air | — | — | — | No Violation Identified |
| BCE MACH II LLC / HUTTON 1 25H STATION | Air | — | — | — | No Violation Identified |
| BCE MACH III LLC / FOUNTAIN 11 11 21 1H PAD | Air | — | — | — | No Violation Identified |
| BCE MACH III LLC / PERRYMAN 5 25 PAD | Air | — | — | — | No Violation Identified |
| BCE MACH LLC / ECU 1 07 04 WELL SITE | Air | — | — | — | No Violation Identified |
| BCE MACH LLC / ELK CITY FACILITY | Air | — | — | — | No Violation Identified |
| BUFFCO PRODUCTION INC / PERRYMAN 5 24 | Air | — | — | — | No Violation Identified |
| BURLINGTON RESOURCES OIL AND GAS CO LP / NIECE 7 27 | Air | — | — | — | No Violation Identified |
| BURLINGTON RESOURCES OIL AND GAS CO LP / WHITLEDGE 4 13H NATURAL GAS WELL | Air | — | — | — | No Violation Identified |
| C AND C SALVAGE LLC / C AND C ALUMINUM SALVAGE | Air | — | — | — | No Violation Identified |
| CANYON OIL FIELD SERVICES (NRC RPT# 1374120) | Water | — | 1 | $10,500 | — |
| CASWELL CONSTRUCTION CO / CASWELL ASPHALT PLANT | Air | — | — | — | No Violation Identified |
| CELLULAR NETWORK PARTNERSHIP DBA PIONEE / ACKLEY PARK | Air | — | — | — | No Violation Identified |
| CELLULAR NETWORK PARTNERSHIP DBA PIONEE / ELK CITY WEST | Air | — | — | — | No Violation Identified |
| CHESAPEAKE OPR INC/ELK CITY FIELD OFFIC | Air | — | — | — | No Violation Identified |
| CRAWLEY PETROLEUM CORP / MOORE 4 14H | Air | — | — | — | No Violation Identified |
| CRAWLEY PETROLEUM CORP / MOORE 5 14H PAD | Air | — | — | — | No Violation Identified |
| DIVERSIFIED PRODUCTION LLC / EARL 1 36 | Air | — | — | — | No Violation Identified |
| ELK CITY CITY OF | — | — | 1 | — | — |
| ELK CITY CITY OF /ELK CITY SANITARY LA | Air | — | — | — | No Violation Identified |
| ELK CITY GAS PLANT | Air | — | — | — | No Violation Identified |
| ELK CITY JUNCTION | Hazardous waste | — | — | — | No Violation Identified |
| ELK CITY OKLAHOMA P/SPRADLIN CMPSR STA | Air | — | — | — | No Violation Identified |
| ELK CITY, CITY OF | Water | 3 | 3 | — | No Violation Identified |
| ENABLE OKLAHOMA INTRASTATE TRANSMISSION, LLC / PEPL BECKHAM YARD | Hazardous waste | — | — | — | No Violation Identified |
| ENBRIDGE PIPELINES /BERLIN COMPRESSOR ST | Air | 1 | — | — | No Violation Identified |
| ENBRIDGE PIPELINES /CHEYENNE COMPRESSOR | Air | — | — | — | No Violation Identified |
| ENBRIDGE PIPELINES TEXAS GATHERING LP / KNIGHT CMPSR STA | Air | — | — | — | No Violation Identified |
| ENOGEX GAS GATHERIN/SANDSTONE CREEK COMP | Air | — | — | — | No Violation Identified |
| ENOGEX GAS GATHERING LLC/TAYLOR CMPSR STA | Air | — | — | — | No Violation Identified |
| FARMERS COOP ASSOC / ELK CITY GIN 50402 | Air | — | — | — | No Violation Identified |
| HALLIBURTON ENERGY SERVICES INC | Hazardous waste | — | — | — | No Violation Identified |
| JAYCOR INC / JAYCOR WEST FIBERGLASS PLT | Air | — | — | — | No Violation Identified |
| KAISER FRANCIS OIL CO / BARNETT 29 28 11 21 1H TANK BATTERY | Air | — | — | — | No Violation Identified |
| KAISER FRANCIS OIL CO / BARNETT 29 28 11 21 2H 3H TANK BATTERY | Air | 1 | — | — | No Violation Identified |
| KAISER FRANCIS OIL CO / JONES TRUST 12 11 21 1H TANK BATTERY | Air | — | — | — | No Violation Identified |
| KAISER FRANCIS OIL CO / KELK PAD | Air | — | — | — | No Violation Identified |
| KAISER FRANCIS OIL CO / THOROUGHBRED 1H 36 | Air | — | — | — | No Violation Identified |
| LIPSCOMB CHEVROLET GMC | Hazardous waste | 1 | — | — | No Violation Identified |
| LN SIMMONS /KODIAK DISPOSAL SVCS | Air | — | — | — | No Violation Identified |
| LN SIMMONS / KODIAK DSPL SVC | Air | — | — | — | No Violation Identified |
| LOVE'S TRAVEL STOP #201 - ELK CITY | Water | 2 | — | — | No Violation Identified |
| LOVES TRAVEL STOPS AND COUNTRY STORES I / LOVES TRAVEL STOP 201 | Air | — | — | — | No Violation Identified |
| M I SWACO / ELK CITY FACILITY | Air, Hazardous waste | — | — | — | No Violation Identified |
| MUSTANG FUEL CORP / CORY 1 30 | Air | — | — | — | No Violation Identified |
| MUSTANG FUEL CORP / HARLESS 2 19H STATION | Air | — | — | — | No Violation Identified |
| MUSTANG FUEL CORP / MERRICK 1 22 | Air | — | — | — | No Violation Identified |
| NEW CINGULAR WIRELESS PCS LLC DBA AT AN / DBS BOOMER 10127768 | Air | — | — | — | No Violation Identified |
| NEW CINGULAR WIRELESS PCS LLC DBA AT AN / DBS ELK CITY CABLE OK1639 | Air | — | — | — | No Violation Identified |
| NEW CINGULAR WIRELESS PCS LLC DBA AT AN / DBS ELK CITY DT 10125421 | Air | — | — | — | No Violation Identified |
| NEW CINGULAR WIRELESS PCS LLC DBA AT AN / ELK CITY RELO 14595119 | Air | — | — | — | No Violation Identified |
| NEW CINGULAR WIRELESS PCS LLC DBA AT AN / N 2010 RD 14758108 | Air | — | — | — | No Violation Identified |
| NEW CINGULAR WIRELESS PCS LLC DBA AT AN / OKL01464 15448544 | Air | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS STORE 313 | Hazardous waste | — | — | — | No Violation Identified |
| OIL STATES ENERGY SERVICES LLC / ELK CITY 3504 S HWY 6 | Air | — | — | — | No Violation Identified |
| OKLAHOMA CITY CLINIC | Hazardous waste | — | — | — | No Violation Identified |
| PALO DURO G AND P OKLAHOMA LP / BIG MAC COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| PALO DURO G AND P OKLAHOMA LP / ELK CITY COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| PALO DURO G AND P OKLAHOMA LP / MERRITT COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| PATTERSON SERVICES | Hazardous waste | — | — | — | No Violation Identified |
| PLAINS MARKETING LP / ELK CITY TRUCK DISTRICT OFFICE | Air | — | — | — | No Violation Identified |
| PLAINS MARKETING LP/ELK CITY CRUDE OIL S | Air | — | — | — | No Violation Identified |
| POTTERS TRAILER PARK-CL2 STATION WELL 1 | Drinking water | 5 | — | — | Significant Violation |
| PRESIDIO PETROLEUM LLC / ANDREWS 1 17HB | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / ANSPAUGH 1 24H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / APACHE 1 20H APACHE 1 21H APACHE 2 21H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / DEAL 1 5H DEAL 1 8H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / DUPREE 3 9H DUPREE 1 4H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / FARRIS 1 36H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / GARRISON 1 36H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / GIFFORD 2 20H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / GOODWIN FAMILY 2H 3 | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / GREGORY 2 16H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / JONES PAUL 1 36 | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / KINCAID 1 5RH | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / KIRK 1 9 | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / MADOLE 1 18H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / MADOLE 1 7H STATION | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / MCABEE 1 19H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / MERRICK 2 28 | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / MOLLETT 1 9H STATION | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / MOREY 1 16H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / MUNCRIEF TRUST 1 36H MUNCRIEF TRUST 1 | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / NESSER 1 29 NESSER 2 29 | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / PARTAIN 1 5H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / POTTER 1 2H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / POTTER 1 3H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / POTTER 1 6H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / RICHARDSON 1 8H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / ROZA 1 17H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / SIMMONS 3 30H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / SIMMONS 4 29H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / SIMON 1 3H STATION | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / SIMON 2 3H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / SMITH 1 16H SMITH 1 17H WHINERY 3 16H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / SMITH 2 17H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / SUMMERS 3 24H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / TAYLOR 1 30H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / THETFORD 5 23H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / THOMAS 1 19H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / THOMAS 1 20H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / WALL 1 30 | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / WEBB TRUST 1 1H | Air | — | — | — | No Violation Identified |
| PRESIDIO PETROLEUM LLC / WILBER 1 9H WILBER 4 9H | Air | — | — | — | No Violation Identified |
| PROFRAC ELK CITY YARD | Hazardous waste | — | — | — | No Violation Identified |
| PUBLIC SERVICE COMPANY OF OKLAHOMA / ELK CITY TS | Air | — | — | — | No Violation Identified |
| RICHLAND RESOURCES CORPORATION / GREGORY 2 10H | Air | — | — | — | No Violation Identified |
| ROGER MILLS GAS PROCESSING PLANT | — | — | — | — | — |
| S.E.I. INC. | — | — | 1 | — | — |
| SHAWCOR INSPECITON SERVICES DBA DESERT NDT LLC | Hazardous waste | — | — | — | No Violation Identified |
| SHERWIN-WILLIAMS #707524 | Hazardous waste | 1 | — | — | No Violation Identified |
| SKYCAP ENERGY LLC / DAVIS 3 29H | Air | — | — | — | No Violation Identified |
| SKYCAP ENERGY LLC / LUNDY 3 24 | Air | — | — | — | No Violation Identified |
| SKYCAP ENERGY LLC / RICHARDSON 1 33H | Air | — | — | — | No Violation Identified |
| TMOBILE CENTRAL LLC / OK01840A | Air | — | — | — | No Violation Identified |
| TMOBILE CENTRAL LLC / OK03119B NORTH ELK CITY | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / BERNARDINE 2 11 21 1H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / COFFEY 4 11 21 2H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / GREEN 1 26 STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / HX4 LLC 1 14H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / KAY MARTIN 1 22H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / NE ELK CITY 15 11 21 1H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / NRT 1 19H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / RUTH 6 11 22 1HA | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / SCHMIDT 1 14 STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / SIMON 1 11H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / TOLBERT TRUST 1 13H STATION | Air | — | — | — | No Violation Identified |
| UNBRIDLED RESOURCES LLC / VAN BUREN AVE 22 11 21 1H STATION | Air | — | — | — | No Violation Identified |
| VERIZON WIRELESS / ACKLEY PARK | Air | — | — | — | No Violation Identified |
| VERIZON WIRELESS / ELK CITY AND MAIN | Air | — | — | — | No Violation Identified |
| VERIZON WIRELESS / ELK CITY OK REPL | Air | — | — | — | No Violation Identified |
| VERIZON WIRELESS / ELK CITY SOUTH | Air | — | — | — | No Violation Identified |
| VERIZON WIRELESS / ELK CITY WEST | Air | — | — | — | No Violation Identified |
| VERIZON WIRELESS / OK07 ELK CITY | Air | — | — | — | No Violation Identified |
| VERIZON WIRELESS / TI OPP 20322 | Air | — | — | — | No Violation Identified |
| WAL MART STORES EAST LP / WALMART SUPERCENTER 134 | Air | — | — | — | No Violation Identified |
| WALGREENS #9874 | Hazardous waste | — | — | — | No Violation Identified |
| WALMART SUPERCENTER #134 | Hazardous waste | 1 | — | — | No Violation Identified |
| WESTERN FARMERS ELECTRIC COOPERATIVE / RED HILLS SW | Air | — | — | — | No Violation Identified |
| XANADU EXPLORATION CO / YATES 1 24 H | Air | — | — | — | No Violation Identified |