◆Draft preview.
We're still finalizing how we count (details). The data
itself is real, from the RRC's public records, but some numbers could shift
a little once the counting rules are locked in.
Where Texas is permitting: 2011Q1
Original drilling permits by county, shown as the change since 2010Q4. Hover over a county to see its numbers. Click one to compare its most active operators.
← 2010Q4 · 2011Q1 · 2011Q2 → permit counts · change vs prior quarter
≤−30
−29…−10
−9…−1
0
+1…+9
+10…+29
+30 and up
186 counties had at least one permit approved in 2011Q1.
Table view: every county with activity (208)
| County | 2010Q4 | 2011Q1 | Δ | Top operators (2011Q1) |
|---|---|---|---|---|
| ANDREWS (3) | 350 | 363 | +13 | SANDRIDGE EXPL. AND PROD., LLC (169) · ENERGEN RESOURCES CORPORATION (29) · WILLIAMS, CLAYTON ENERGY, INC. (27) |
| ECTOR (135) | 141 | 223 | +82 | LEGADO PERMIAN, LLC (37) · SANDRIDGE EXPL. AND PROD., LLC (29) · CONOCOPHILLIPS COMPANY (18) |
| MARTIN (317) | 264 | 211 | -53 | PIONEER NATURAL RES. USA, INC. (44) · ENDEAVOR ENERGY RESOURCES L.P. (26) · RELIANCE ENERGY, INC. (14) |
| MIDLAND (329) | 140 | 190 | +50 | HENRY RESOURCES LLC (27) · PIONEER NATURAL RES. USA, INC. (23) · OXY USA WTP LP (16) |
| GLASSCOCK (173) | 132 | 185 | +53 | APACHE CORPORATION (40) · ENERGEN RESOURCES CORPORATION (28) · LAREDO PETROLEUM, INC. (26) |
| TARRANT (439) | 161 | 179 | +18 | CHESAPEAKE OPERATING, INC. (106) · XTO ENERGY INC. (35) · CARRIZO OIL & GAS, INC. (8) |
| LA SALLE (283) | 57 | 178 | +121 | TALISMAN ENERGY USA INC. (91) · EL PASO E & P COMPANY, L. P. (12) · EOG RESOURCES, INC. (12) |
| UPTON (461) | 142 | 173 | +31 | COG OPERATING LLC (48) · PIONEER NATURAL RES. USA, INC. (47) · CHEVRON U. S. A. INC. (16) |
| REAGAN (383) | 122 | 127 | +5 | BROAD OAK ENERGY, INC. (52) · PIONEER NATURAL RES. USA, INC. (17) · ENDEAVOR ENERGY RESOURCES L.P. (16) |
| WARD (475) | 66 | 117 | +51 | WHITING OIL AND GAS CORPORATION (38) · OXY USA INC. (15) · ANADARKO PETROLEUM CORPORATION (11) |
| WEBB (479) | 93 | 112 | +19 | ROSETTA RESOURCES OPERATING LP (28) · SM ENERGY COMPANY (21) · LEWIS PETRO PROPERTIES, INC. (17) |
| DIMMIT (127) | 76 | 98 | +22 | ANADARKO E&P COMPANY LP (39) · CHESAPEAKE OPERATING, INC. (29) · NEWFIELD EXPLORATION COMPANY (9) |
| KARNES (255) | 72 | 88 | +16 | EOG RESOURCES, INC. (23) · BURLINGTON RESOURCES O & G CO LP (19) · MURPHY EXPL. & PROD. CO. - USA (12) |
| GAINES (165) | 59 | 75 | +16 | HESS CORPORATION (20) · PARALLEL PETROLEUM LLC (10) · SANDRIDGE EXPL. AND PROD., LLC (10) |
| HOWARD (227) | 65 | 73 | +8 | ELEMENT PETROLEUM OPERATING, LLC (14) · CROWNQUEST OPERATING, LLC (12) · CONOCOPHILLIPS COMPANY (10) |
| MONTAGUE (337) | 93 | 72 | -21 | EOG RESOURCES, INC. (52) · PIONEER NATURAL RES. USA, INC. (8) · BRADEN EXPLORATION, LLC (4) |
| JOHNSON (251) | 79 | 69 | -10 | XTO ENERGY INC. (26) · DEVON ENERGY PRODUCTION CO, L.P. (25) · CHESAPEAKE OPERATING, INC. (16) |
| REEVES (389) | 44 | 68 | +24 | THOMPSON, J. CLEO (23) · ENERGEN RESOURCES CORPORATION (9) · EAGLE OIL & GAS CO. (7) |
| WHEELER (483) | 58 | 64 | +6 | NEWFIELD EXPL. MID-CON. INC (12) · DEVON ENERGY PRODUCTION CO, L.P. (8) · FOREST OIL CORPORATION (8) |
| IRION (235) | 50 | 63 | +13 | EXCO RESOURCES, INC. (18) · FIML NATURAL RESOURCES, LLC (15) · THREE RIVERS OPERATING CO LLC (13) |
| CRANE (103) | 24 | 59 | +35 | CHEVRON U. S. A. INC. (17) · DEVON ENERGY PRODUCTION CO, L.P. (11) · APACHE CORPORATION (10) |
| COOKE (97) | 49 | 56 | +7 | EOG RESOURCES, INC. (43) · REED PRODUCTION, INC. (4) · CHAPARRAL ENERGY, L.L.C. (3) |
| GONZALES (177) | 33 | 55 | +22 | EOG RESOURCES, INC. (23) · FOREST OIL CORPORATION (20) · PENN VIRGINIA OIL & GAS, L.P. (11) |
| MILAM (331) | 12 | 55 | +43 | OMNI OIL & GAS, INC. (41) · C-D OIL COMPANY, INC. (8) · SLAWSON EXPLORATION COMPANY, INC (3) |
| WICHITA (485) | 34 | 52 | +18 | WG OPERATING, INC. (13) · BTO VENTURE, INC. (10) · ACADIA OIL, LLC (3) |
| WISE (497) | 46 | 50 | +4 | DEVON ENERGY PRODUCTION CO, L.P. (25) · BURLINGTON RESOURCES O & G CO LP (7) · PIONEER NATURAL RES. USA, INC. (5) |
| MITCHELL (335) | 57 | 49 | -8 | ENERGEN RESOURCES CORPORATION (39) · CEDAR BEND OIL COMPANY (4) · MERIT ENERGY COMPANY (4) |
| SCURRY (415) | 22 | 49 | +27 | KINDER MORGAN PRODUCTION CO LLC (24) · OCCIDENTAL PERMIAN LTD. (8) · PARALLEL PETROLEUM LLC (7) |
| ARCHER (9) | 39 | 45 | +6 | B M OIL COMPANY (6) · DRY FORK PRODUCTION CO., LLC (4) · HAYS & CROKER PARTNERSHIP (4) |
| HEMPHILL (211) | 36 | 44 | +8 | DEVON ENERGY PRODUCTION CO, L.P. (8) · FOREST OIL CORPORATION (7) · CIMAREX ENERGY CO. (4) |
| MCMULLEN (311) | 181 | 44 | -137 | SWIFT ENERGY OPERATING, LLC (11) · CHESAPEAKE OPERATING, INC. (9) · PETROHAWK OPERATING COMPANY (5) |
| PANOLA (365) | 42 | 43 | +1 | DEVON ENERGY PRODUCTION CO, L.P. (15) · ANADARKO E&P COMPANY LP (6) · VALENCE OPERATING COMPANY (5) |
| PECOS (371) | 45 | 42 | -3 | KINDER MORGAN PRODUCTION CO LLC (18) · WHITING OIL AND GAS CORPORATION (9) · INCLINE ENERGY (5) |
| FORT BEND (157) | 23 | 41 | +18 | MAVERICK PROD. CO., INC. (31) · JETTA OPERATING COMPANY, INC. (7) · DENBURY ONSHORE, LLC (1) |
| LIPSCOMB (295) | 21 | 41 | +20 | JONES ENERGY, LTD. (13) · MEWBOURNE OIL COMPANY (8) · CHESAPEAKE OPERATING, INC. (4) |
| REFUGIO (391) | 44 | 41 | -3 | HILCORP ENERGY COMPANY (29) · T - C OIL COMPANY (6) · ACOCK/ANAQUA OPERATING CO., LP (2) |
| SHACKELFORD (417) | 26 | 38 | +12 | STASNEY, H. R. & SONS, LTD. (20) · ABERNATHY AUTO, INC. (4) · BLUFF CREEK PETROLEUM, LLC (3) |
| DE WITT (123) | 23 | 37 | +14 | PIONEER NATURAL RES. USA, INC. (15) · PETROHAWK OPERATING COMPANY (10) · BURLINGTON RESOURCES O & G CO LP (4) |
| CROCKETT (105) | 37 | 35 | -2 | APPROACH OPERATING LLC (22) · EOG RESOURCES, INC. (4) · EL PASO E & P COMPANY, L. P. (2) |
| MEDINA (325) | 15 | 32 | +17 | RESACA RESOURCES, L.L.C. (10) · LANDMEN OF TEXAS, INC. (6) · TEXAS SECONDARY OIL CORPORATION (5) |
| SAN AUGUSTINE (405) | 17 | 32 | +15 | ENCANA OIL & GAS(USA) INC. (7) · EXCO OPERATING COMPANY, LP (7) · SM ENERGY COMPANY (6) |
| OCHILTREE (357) | 25 | 30 | +5 | HOLMES EXPLORATION, LLC (6) · EOG RESOURCES, INC. (5) · MEWBOURNE OIL COMPANY (5) |
| STEPHENS (429) | 23 | 30 | +7 | DELTA OIL & GAS LTD. (8) · LAYLINE PETROLEUM I, LLC (7) · PETEX (7) |
| NACOGDOCHES (347) | 22 | 29 | +7 | EOG RESOURCES, INC. (8) · SAMSON LONE STAR, LLC (6) · EXCO OPERATING COMPANY, LP (5) |
| NOLAN (353) | 15 | 29 | +14 | PLANTATION OPERATING, LLC (15) · CHOLLA PETROLEUM, INC. (4) · CEDAR OIL COMPANY (2) |
| ROBERTS (393) | 25 | 29 | +4 | EXXCEL PRODUCTION COMPANY (9) · RANGE PRODUCTION COMPANY (4) · UNIT PETROLEUM COMPANY (4) |
| CULBERSON (109) | 7 | 28 | +21 | FINLEY RESOURCES, INC. (8) · MANHATTAN PETROLEUM, INC. (7) · CIMAREX ENERGY CO. (4) |
| HARRISON (203) | 24 | 28 | +4 | NFR ENERGY, LLC (6) · BP AMERICA PRODUCTION COMPANY (5) · PRENWELL, LLC (5) |
| SCHLEICHER (413) | 23 | 28 | +5 | HIGHMOUNT EXPL & PROD TEXAS LLC (18) · SAMSON LONE STAR, LLC (6) · PAINT ROCK OPERATING, LLC (1) |
| FRIO (163) | 17 | 26 | +9 | CABOT OIL & GAS CORPORATION (5) · TEXAS AMERICAN RESOURCES COMPANY (4) · VIRTEX OPERATING COMPANY, INC. (3) |
| JACK (237) | 30 | 26 | -4 | DTE GAS RESOURCES, LLC (11) · LYNN CREEK OIL COMPANY (3) · BEISCH, RUSTY (2) |
| FREESTONE (161) | 44 | 25 | -19 | XTO ENERGY INC. (20) · APACHE CORPORATION (2) · DEVON ENERGY PRODUCTION CO, L.P. (1) |
| LIVE OAK (297) | 39 | 25 | -14 | BURLINGTON RESOURCES O & G CO LP (15) · CHOICE EXPLORATION, INC. (2) · CINCO NATURAL RESOURCES CORP. (1) |
| LOVING (301) | 16 | 25 | +9 | ATLANTIC OPERATING, INC. (7) · CHESAPEAKE OPERATING, INC. (5) · RKI EXPLORATION & PRODUCTION LLC (3) |
| CROSBY (107) | 1 | 24 | +23 | JUNO OPERATING COMPANY, LLC (23) · SHERIDAN PRODUCTION COMPANY, LLC (1) |
| ROBERTSON (395) | 13 | 24 | +11 | XTO ENERGY INC. (17) · O'BENCO, INC. (3) · DEVON ENERGY PRODUCTION CO, L.P. (1) |
| DAWSON (115) | 16 | 23 | +7 | PIONEER NATURAL RES. USA, INC. (5) · BIG STAR OIL & GAS, LLC (4) · WTG EXPLORATION (3) |
| WHARTON (481) | 17 | 23 | +6 | APACHE CORPORATION (4) · CAZA OPERATING, LLC (2) · MILAGRO EXPLORATION, LLC (2) |
| HARDIN (199) | 15 | 22 | +7 | ADDISON OIL, LLC (3) · C.F.O., INC. (3) · CORONA EXPLORATION, INC. (3) |
| WILSON (493) | 10 | 20 | +10 | EOG RESOURCES, INC. (10) · FOREST OIL CORPORATION (3) · HUNT OIL COMPANY (2) |
| YOUNG (503) | 32 | 20 | -12 | LINDSAY, DICK (5) · BAY ROCK OPERATING COMPANY (2) · BETTIS, BOYLE & STOVALL (1) |
| DENTON (121) | 21 | 19 | -2 | ENCANA OIL & GAS(USA) INC. (4) · TITAN OPERATING, LLC (4) · DEVON ENERGY PRODUCTION CO, L.P. (3) |
| LIBERTY (291) | 11 | 19 | +8 | QUAIL CREEK OIL CORPORATION (4) · CRIMSON EXPLORATION OPER., INC. (3) · GORDY OIL COMPANY (2) |
| RUSK (401) | 8 | 19 | +11 | ZONE ENERGY, LLC (11) · FOREST OIL CORPORATION (2) · GOODRICH PETROLEUM COMPANY (2) |
| BRAZORIA (39) | 9 | 18 | +9 | DENBURY ONSHORE, LLC (11) · ELLIOTT OIL & GAS OPERATING CO. (2) · CENTURY EXPLORATION HOUSTON, INC (1) |
| CALDWELL (55) | 8 | 18 | +10 | NORTH SOUTH OIL, LLC (12) · BENCHMARK TEXAS PETROLEUM, LLC. (3) · LEFT BEHIND RECOVERY, LLC (2) |
| LEON (289) | 21 | 18 | -3 | XTO ENERGY INC. (4) · VALENCE OPERATING COMPANY (3) · BRG LONE STAR LTD. (2) |
| COLEMAN (83) | 22 | 17 | -5 | WINDOW OPERATING CO., THE (5) · PREMIER ROYALTIES, L.L.C. (3) · ARNOT, W. G., JR. (2) |
| JONES (253) | 26 | 17 | -9 | COUCH OIL & GAS, INC. (5) · CO ENERGY (2) · TAHOE EXPLORATION INC. (2) |
| LAVACA (285) | 16 | 17 | +1 | ZAZA ENERGY, LLC (3) · SUNCOAST TECHNICAL SERVICES INC (2) · ESENJAY OPERATING, INC. (1) |
| ATASCOSA (13) | 12 | 16 | +4 | HILCORP ENERGY COMPANY (5) · EL PASO E & P COMPANY, L. P. (2) · EOG RESOURCES, INC. (2) |
| DUVAL (131) | 7 | 16 | +9 | GASPER RICE RESOURCES, LTD. (2) · RONDE OPERATING, LLC (2) · BLACKBIRD OIL & GAS, LLC. (1) |
| FISHER (151) | 9 | 16 | +7 | DOUBLE M PETROPROPERTIES, INC. (6) · TERRELL OIL & GAS PRODUCTION CO. (4) · CROWN EQUIPMENT CO. (2) |
| PALO PINTO (363) | 13 | 16 | +3 | EOG RESOURCES, INC. (4) · GARDNER PRODUCTION, LLC (2) · UPHAM OIL & GAS COMPANY (2) |
| PARKER (367) | 23 | 16 | -7 | ENERVEST OPERATING, L.L.C. (9) · ENCANA OIL & GAS(USA) INC. (4) · DEVON ENERGY PRODUCTION CO, L.P. (1) |
| SAN PATRICIO (409) | 5 | 16 | +11 | ABRAXAS PETROLEUM CORPORATION (6) · MAGNUM PRODUCING, LP (3) · CABOT OIL & GAS CORPORATION (1) |
| SHELBY (419) | 28 | 16 | -12 | XTO ENERGY INC. (8) · NEWFIELD EXPLORATION COMPANY (3) · BRG LONE STAR LTD. (1) |
| STONEWALL (433) | 28 | 16 | -12 | KINDER MORGAN PRODUCTION CO LLC (6) · PLANTATION OPERATING, LLC (5) · BENTLEY OIL AND GAS COMPANY (1) |
| HASKELL (207) | 13 | 15 | +2 | KINDER MORGAN PRODUCTION CO LLC (4) · S.B. STREET OPERATING, INC. (4) · L.C.S. PRODUCTION COMPANY (2) |
| NUECES (355) | 21 | 15 | -6 | APACHE CORPORATION (5) · EOG RESOURCES, INC. (2) · ENTERPRISE PRODUCTS OPERATINGLLC (2) |
| GARZA (169) | 5 | 14 | +9 | ROCKER A OPERATING COMPANY (4) · WMS OIL COMPANY (2) · MCCLURE OIL COMPANY, INC. (1) |
| MAVERICK (323) | 2 | 14 | +12 | NEWFIELD EXPLORATION COMPANY (7) · ANADARKO E&P COMPANY LP (2) · CONOCOPHILLIPS COMPANY (2) |
| RUNNELS (399) | 10 | 14 | +4 | GREAT TEXAS CRUDE INC. (4) · L.C.S. PRODUCTION COMPANY (3) · GAEDEKE OIL & GAS OPERATING, LLC (2) |
| STARR (427) | 14 | 14 | +0 | FOREST OIL CORPORATION (3) · KERR-MCGEE OIL & GAS ONSHORE LP (2) · LPES, INC. (2) |
| VICTORIA (469) | 10 | 14 | +4 | SUE-ANN OPERATING, L.C. (4) · ACOCK/ANAQUA OPERATING CO., LP (2) · AMERICO ENERGY RESOURCES, LLC (2) |
| CHAMBERS (71) | 20 | 13 | -7 | DENBURY ONSHORE, LLC (7) · ERG RESOURCES, L.L.C. (5) · DAVIS PETROLEUM CORP. (1) |
| MENARD (327) | 14 | 13 | -1 | PAINT ROCK OPERATING, LLC (8) · SPIRIT ENERGY L.L.C. (2) · BENSON & SCHOEN OIL CO., INC. (1) |
| NEWTON (351) | 7 | 13 | +6 | ANADARKO E&P COMPANY LP (11) · NADSOILCO LLC (1) · PRIME OPERATING COMPANY (1) |
| ZAVALA (507) | 12 | 13 | +1 | CML EXPLORATION, LLC (2) · CHESAPEAKE OPERATING, INC. (2) · PETROHAWK OPERATING COMPANY (2) |
| BROWN (49) | 17 | 12 | -5 | ZIEGLER-PERU, INC. (4) · XTREME OPERATING COMPANY LLC (3) · CONNAWAY OIL & GAS CO. (1) |
| COKE (81) | 5 | 12 | +7 | L.C.S. PRODUCTION COMPANY (5) · LANE OPERATING COMPANY (2) · CHOLLA PETROLEUM, INC. (1) |
| JEFFERSON (245) | 10 | 12 | +2 | SAMSON LONE STAR, LLC (3) · BALLARD EXPLORATION COMPANY,INC. (2) · CIMAREX ENERGY CO. (2) |
| BORDEN (33) | 23 | 11 | -12 | BIG STAR OIL & GAS, LLC (3) · PRIMEXX OPERATING CORPORATION (3) · ESTANCIA OIL & GAS, LLC (2) |
| COCHRAN (79) | 15 | 11 | -4 | TEMA OIL AND GAS COMPANY (6) · WALSH PETROLEUM, INC. (2) · APACHE CORPORATION (1) |
| EDWARDS (137) | 7 | 11 | +4 | DIAMONDBACK OPERATING, LP (5) · UHC PETROLEUM CORPORATION (5) · MUSKEGON DEVELOPMENT COMPANY (1) |
| THROCKMORTON (447) | 12 | 11 | -1 | TRIO CONSULTING & MANAGEMENT,LLC (4) · GOOPCO, INC. (2) · POWELL-MCCARROLL PARTNERSHIP (2) |
| BEE (25) | 9 | 10 | +1 | ENCO EXPLORATION COMPANY (4) · ANDERSON OIL LTD. (1) · CHOICE EXPLORATION, INC. (1) |
| BRAZOS (41) | 11 | 10 | -1 | BEXCO OPERATING, INC. (3) · CRIMSON ENERGY PTNRS III, L.L.C. (2) · CHAPARRAL ENERGY, L.L.C. (1) |
| CLAY (77) | 5 | 10 | +5 | NORTHERN TERRITORY OIL-TEX,INC. (5) · ALLEN, C. L. (DOIE) (2) · CANAN OPERATING, INC. (2) |
| DICKENS (125) | 5 | 10 | +5 | CANAN MOWREY OPERATING, LLC (3) · SCHALK OIL COMPANY, INC. (3) · CHOLLA PETROLEUM, INC. (1) |
| KENEDY (261) | 9 | 10 | +1 | HEADINGTON OIL COMPANY LLC (5) · NEWFIELD EXPLORATION COMPANY (2) · BRUINGTON OPERATING, L.L.C. (1) |
| WINKLER (495) | 13 | 10 | -3 | TRADITION RESOURCES LLC (3) · BOPCO, L.P. (2) · BTA OIL PRODUCERS, LLC (1) |
| ZAPATA (505) | 8 | 10 | +2 | EOG RESOURCES, INC. (4) · CONOCOPHILLIPS COMPANY (2) · BNR OPERATING, LLC (1) |
| HOCKLEY (219) | 32 | 9 | -23 | OCCIDENTAL PERMIAN LTD. (3) · CHI OPERATING, INC. (2) · ROCKER A OPERATING COMPANY (2) |
| HOUSTON (225) | 3 | 9 | +6 | HOUSTON PETROLEUM COMPANY (3) · BURK ROYALTY CO., LTD. (2) · NAVIDAD RESOURCES, LLC (2) |
| KENT (263) | 5 | 9 | +4 | L.C.S. PRODUCTION COMPANY (5) · SOJOURNER DRILLING CORPORATION (2) · CHOLLA PETROLEUM, INC. (1) |
| TOM GREEN (451) | 3 | 9 | +6 | BANNER OPERATING, LLC (5) · GRANDFIELD CONSULTING, INC. (1) · PATTON, E. N. OIL COMPANY, INC. (1) |
| WILBARGER (487) | 26 | 9 | -17 | ENERGY PRODUCTION CORPORATION (2) · JOHNSON & ERNST OPERATING CO. (2) · SOUTHERN EXPLORATION, INC. (2) |
| YOAKUM (501) | 71 | 9 | -62 | OCCIDENTAL PERMIAN LTD. (4) · ASPEN OPERATING COMPANY, L.L.C. (1) · BLUE RIDGE RESOURCES, LLC (1) |
| BURLESON (51) | 6 | 8 | +2 | WILLIAMS, CLAYTON ENERGY, INC. (4) · WCS OIL & GAS CORPORATION (2) · ANADARKO E&P COMPANY LP (1) |
| HIDALGO (215) | 20 | 8 | -12 | EOG RESOURCES, INC. (2) · WAGNER OIL COMPANY (2) · FIDELITY EXPLOR. & PROD. CO. (1) |
| KLEBERG (273) | 16 | 8 | -8 | EOG RESOURCES, INC. (4) · FOREST OIL CORPORATION (2) · DEWBRE PETROLEUM CORPORATION (1) |
| MADISON (313) | 3 | 8 | +5 | BLUESTONE NATURAL RESOURCES, LLC (1) · CML EXPLORATION, LLC (1) · CHESAPEAKE OPERATING, INC. (1) |
| GALVESTON (167) | 4 | 7 | +3 | DENBURY ONSHORE, LLC (2) · DAVIS PETROLEUM CORP. (1) · EL PASO E & P COMPANY, L. P. (1) |
| GUADALUPE (187) | 2 | 7 | +5 | R & S OIL PRODUCTION CO. (4) · FORTUNE OPERATING COMPANY (1) · SELLERS LEASE SERVICE, INC. (1) |
| JACKSON (239) | 9 | 7 | -2 | PHERE OPERATING INC (2) · GCER ONSHORE, LLC (1) · HILCORP ENERGY COMPANY (1) |
| JIM WELLS (249) | 10 | 7 | -3 | EOG RESOURCES, INC. (2) · GASPER RICE RESOURCES, LTD. (1) · HARPER HEFTE, INC. (1) |
| KING (269) | 3 | 7 | +4 | KINDER MORGAN PRODUCTION CO LLC (2) · MEDDERS OIL COMPANY, INC. (2) · CHOLLA PETROLEUM, INC. (1) |
| LIMESTONE (293) | 14 | 7 | -7 | XTO ENERGY INC. (4) · DEVON ENERGY PRODUCTION CO, L.P. (2) · BERRY OIL COMP. (1) |
| STERLING (431) | 7 | 7 | +0 | STELLER ENERGY & INVESTMENT CORP (2) · WILLIAMS, CLAYTON ENERGY, INC. (2) · BURLESON PETROLEUM, INC. (1) |
| SUTTON (435) | 23 | 7 | -16 | HIGHMOUNT EXPL & PROD TEXAS LLC (7) |
| TYLER (457) | 5 | 7 | +2 | DAVIS SOUTHERN OPERATING CO LLC (2) · ARCADIA OPERATING, LLC (1) · BBX OPERATING, L.L.C. (1) |
| DALLAS (113) | 1 | 6 | +5 | CHESAPEAKE OPERATING, INC. (6) |
| EASTLAND (133) | 2 | 6 | +4 | KOKOMO ENERGY, INC. (5) · WEST TEXAS ROYALTIES, INC. (1) |
| GOLIAD (175) | 10 | 6 | -4 | BLUE WING ENERGY, INC. (1) · CHAPARRAL ENERGY, L.L.C. (1) · CONTINENTAL EXPLORATION, L.L.C. (1) |
| GRAYSON (181) | 5 | 6 | +1 | LONGFELLOW ENERGY, LP (3) · HEP OIL GP, LLC (1) · JETTA OPERATING COMPANY, INC. (1) |
| GREGG (183) | 1 | 6 | +5 | J-W OPERATING CO. (2) · EXCO OPERATING COMPANY, LP (1) · HARLETON OIL & GAS INC. (1) |
| HOOD (221) | 19 | 6 | -13 | QUICKSILVER RESOURCES INC. (3) · CHESAPEAKE OPERATING, INC. (2) · ARUBA PETROLEUM, INC. (1) |
| JASPER (241) | 2 | 6 | +4 | ENDEAVOR NATURAL GAS, LP (2) · GOLDKING ONSHORE OPERATING, LLC (2) · CENTURY EXPLORATION HOUSTON, INC (1) |
| LYNN (305) | 3 | 6 | +3 | RAW OIL & GAS, INC. (3) · GREAT WESTERN DRILLING COMPANY (1) · SHENANDOAH PETROLEUM CORPORATION (1) |
| SOMERVELL (425) | 0 | 6 | +6 | QUICKSILVER RESOURCES INC. (6) |
| TERRY (445) | 4 | 6 | +2 | TRAIL MOUNTAIN, INC. (3) · CHI OPERATING, INC. (1) · GREAT WESTERN DRILLING COMPANY (1) |
| CALLAHAN (59) | 9 | 5 | -4 | MAGNET OIL LP (1) · NOSIVAD OIL, INC. (1) · TRACKER MINERAL (1) |
| GRIMES (185) | 3 | 5 | +2 | ALLIED OPERATING TEXAS, LLC (1) · CML EXPLORATION, LLC (1) · DEVON ENERGY PRODUCTION CO, L.P. (1) |
| HUTCHINSON (233) | 6 | 5 | -1 | IRVIN PETROLEUM INC. (3) · BAR L PRODUCERS (1) · LINN OPERATING, INC. (1) |
| MCLENNAN (309) | 0 | 5 | +5 | SLICK INC. (5) |
| MATAGORDA (321) | 5 | 5 | +0 | PETRODOME OPERATING, LLC (2) · ALTA MESA SERVICES, LP (1) · EOG RESOURCES, INC. (1) |
| NAVARRO (349) | 1 | 5 | +4 | BRIGHT HAWK OPERATING COMPANY (4) · ATMOS ENERGY CORP., MID-TEX DIV. (1) |
| POTTER (375) | 1 | 5 | +4 | PIONEER NATURAL RES. USA, INC. (5) |
| TAYLOR (441) | 15 | 5 | -10 | QUANTUM INVESTMENTS (2) · L.C.S. PRODUCTION COMPANY (1) · LECLAIR OPERATING CO., INC. (1) |
| BREWSTER (43) | 0 | 4 | +4 | MLC OPERATING, LP (4) |
| BROOKS (47) | 13 | 4 | -9 | TECPETROL OPERATING LLC (2) · EOG RESOURCES, INC. (1) · SMITH PRODUCTION INC. (1) |
| CARSON (65) | 1 | 4 | +3 | BRAVO NATURAL GAS, LLC (2) · CAPROCK ENGINEERING, INC. (1) · LERA (1) |
| CHEROKEE (73) | 2 | 4 | +2 | BUFFCO PRODUCTION INC. (1) · LIME ROCK RESOURCES A, L.P. (1) · SUNLAND PRODUCTION COMPANY, INC. (1) |
| ERATH (143) | 4 | 4 | +0 | CUMMING COMPANY, INC. THE (4) |
| HANSFORD (195) | 4 | 4 | +0 | STRAT LAND EXPLORATION COMPANY (2) · CONOCOPHILLIPS COMPANY (1) · LAREDO PETROLEUM, INC. (1) |
| HARRIS (201) | 2 | 4 | +2 | EXXON MOBIL CORPORATION (4) |
| LUBBOCK (303) | 5 | 4 | -1 | BROWN, H.L. OPERATING, L.L.C. (2) · CHOLLA PETROLEUM, INC. (1) · TEXON OIL COMPANY, INC. (1) |
| POLK (373) | 8 | 4 | -4 | UNIT PETROLEUM COMPANY (2) · FAMCOR OIL, INC. (1) · JET OIL PRODUCERS, INC. (1) |
| SHERMAN (421) | 3 | 4 | +1 | PANTERA ENERGY COMPANY (2) · TRAVELERS OIL COMPANY (2) |
| ANDERSON (1) | 11 | 3 | -8 | BAY-TECH OPERATING CO., INC. (1) · BBC&D ENTERPRISES, LLC (1) · CHEVRON U. S. A. INC. (1) |
| COLORADO (89) | 15 | 3 | -12 | C & E OPERATING, INC. (2) · LAVACA RIVER OPERATING CO., LLC (1) |
| CONCHO (95) | 3 | 3 | +0 | CANAN MOWREY OPERATING, LLC (1) · GUFFEY, WM. R. (1) · MCCAMMON OIL & GAS, INC. (1) |
| FAYETTE (149) | 3 | 3 | +0 | SOUTHERN BAY OPERATING, L.L.C. (2) · ENERVEST OPERATING, L.L.C. (1) |
| HENDERSON (213) | 10 | 3 | -7 | DECKER OPERATING CO., L.L.C. (1) · RANDALL EXPLORATION, LLC (1) · STROUD PETROLEUM, INC. (1) |
| LEE (287) | 4 | 3 | -1 | FOREST OIL CORPORATION (1) · LEEXUS OIL LLC (1) · WILLIAMS, CLAYTON ENERGY, INC. (1) |
| MOORE (341) | 8 | 3 | -5 | GILLISPIE, INC. (1) · LINN OPERATING, INC. (1) · PANTERA ENERGY COMPANY (1) |
| OLDHAM (359) | 0 | 3 | +3 | AOG, INC. (2) · CAMBRIDGE PRODUCTION, INC. (1) |
| ORANGE (361) | 2 | 3 | +1 | MAGNUM PRODUCING, LP (1) · PETRODOME OPERATING, LLC (1) · SAMSON LONE STAR, LLC (1) |
| SMITH (423) | 3 | 3 | +0 | 3-T EXPLORATION, INC. (2) · GOLDSTON OIL CORPORATION (1) |
| UPSHUR (459) | 4 | 3 | -1 | VERADO ENERGY, INC. (2) · PATARA OIL & GAS LLC (1) |
| WALLER (473) | 4 | 3 | -1 | DENVER ENERGY EXPLORATION,LLC (2) · TRIANGLE THREE RESOURCES L.L.C. (1) |
| WILLACY (489) | 5 | 3 | -2 | BLAKENERGY OPERATING, LLC (1) · EXXON MOBIL CORPORATION (1) · LIGHTHOUSE OPERATING, INC. (1) |
| WOOD (499) | 7 | 3 | -4 | GOLDSTON OIL CORPORATION (2) · ENERGY PRODUCTION CORPORATION (1) |
| ANGELINA (5) | 0 | 2 | +2 | BRAMMER ENGINEERING, INC. (2) |
| HARDEMAN (197) | 9 | 2 | -7 | CIMAREX ENERGY CO. (1) · CLEARY PETROLEUM CORPORATION (1) |
| KNOX (275) | 3 | 2 | -1 | CHOLLA PETROLEUM, INC. (1) · XPLORE OPERATING, LLC (1) |
| MARION (315) | 2 | 2 | +0 | GMX RESOURCES INC. (1) · SHOCO PRODUCTION, L.P. (1) |
| MONTGOMERY (339) | 4 | 2 | -2 | DEVON ENERGY PRODUCTION CO, L.P. (1) · GORDY OIL COMPANY (1) |
| RED RIVER (387) | 1 | 2 | +1 | TMR EXPLORATION, INC. (1) · 3-T EXPLORATION, INC. (1) |
| SAN JACINTO (407) | 3 | 2 | -1 | ALTA MESA SERVICES, LP (1) · FAMCOR OIL, INC. (1) |
| TERRELL (443) | 0 | 2 | +2 | MARLIN ENERGY SOUTHWEST GP, LLC (1) · NEWFIELD EXPLORATION COMPANY (1) |
| TRINITY (455) | 0 | 2 | +2 | BASA RESOURCES, INC. (1) · LEOR ENERGY INDIGO L.P. (1) |
| ARANSAS (7) | 1 | 1 | +0 | CHAPARRAL ENERGY, L.L.C. (1) |
| BAYLOR (23) | 2 | 1 | -1 | ROGERS DRILLING CO., INC. (1) |
| CALHOUN (57) | 0 | 1 | +1 | RINCON PETROLEUM CORPORATION (1) |
| CAMERON (61) | 0 | 1 | +1 | SANCHEZ OIL & GAS CORPORATION (1) |
| CASS (67) | 2 | 1 | -1 | TEXXOL OPERATING COMPANY, INC. (1) |
| COMANCHE (93) | 1 | 1 | +0 | ARNOT, W. G., JR. (1) |
| COTTLE (101) | 3 | 1 | -2 | TEXAS ROYALTY CORP. (1) |
| JIM HOGG (247) | 2 | 1 | -1 | CHARRO OPERATING, L.L.C. (1) |
| WASHINGTON (477) | 1 | 1 | +0 | ENERVEST OPERATING, L.L.C. (1) |
| WILLIAMSON (491) | 1 | 1 | +0 | WM C RAYMOND OIL AND GAS, LLC (1) |
| MUSTANG IS-SB (602) | 0 | 1 | +1 | APACHE CORPORATION (1) |
| MATGRDA IS-SB (603) | 0 | 1 | +1 | GREAT BAY OPERATIONS, LLC (1) |
| MUSTANG IS-LB (702) | 0 | 1 | +1 | DOMINION PRODUCTION COMPANY, LLC (1) |
| AUSTIN (15) | 6 | 0 | -6 | |
| BASTROP (21) | 8 | 0 | -8 | |
| BEXAR (29) | 4 | 0 | -4 | |
| BOWIE (37) | 1 | 0 | -1 | |
| CAMP (63) | 1 | 0 | -1 | |
| ELLIS (139) | 2 | 0 | -2 | |
| FOARD (155) | 1 | 0 | -1 | |
| FRANKLIN (159) | 1 | 0 | -1 | |
| HARTLEY (205) | 5 | 0 | -5 | |
| HILL (217) | 1 | 0 | -1 | |
| HUNT (231) | 1 | 0 | -1 | |
| LAMB (279) | 1 | 0 | -1 | |
| LAMPASAS (281) | 2 | 0 | -2 | |
| MCCULLOCH (307) | 1 | 0 | -1 | |
| MILLS (333) | 1 | 0 | -1 | |
| PRESIDIO (377) | 1 | 0 | -1 | |
| REAL (385) | 1 | 0 | -1 | |
| SABINE (403) | 2 | 0 | -2 | |
| VAN ZANDT (467) | 3 | 0 | -3 | |
| MATGRDA IS-LB (703) | 1 | 0 | -1 | |
| BRAZOS-LB (704) | 1 | 0 | -1 | |
| GALVESTON-LB (706) | 1 | 0 | -1 |