◆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: 2008Q1
Original drilling permits by county. Hover over a county to see its numbers. Click one to compare its most active operators.
← 2007Q4 · 2008Q1 · 2008Q2 → permit counts · change vs prior quarter
0
1–2
3–9
10–29
30–99
100+
193 counties had at least one permit approved in 2008Q1.
Table view: every county with activity (206)
| County | 2007Q4 | 2008Q1 | Δ | Top operators (2008Q1) |
|---|---|---|---|---|
| TARRANT (439) | 227 | 291 | +64 | CHESAPEAKE OPERATING, INC. (130) · XTO ENERGY INC. (76) · QUICKSILVER RESOURCES INC. (28) |
| JOHNSON (251) | 224 | 272 | +48 | CHESAPEAKE OPERATING, INC. (111) · EOG RESOURCES, INC. (65) · DEVON ENERGY PRODUCTION CO, L.P. (52) |
| RUSK (401) | 141 | 183 | +42 | CABOT OIL & GAS CORPORATION (42) · ENDURING RESOURCES, LLC (23) · GOODRICH PETROLEUM COMPANY (18) |
| SUTTON (435) | 78 | 144 | +66 | HIGHMOUNT EXPL & PROD TEXAS LLC (137) · KCS RESOURCES, INC. (7) |
| ANDREWS (3) | 111 | 131 | +20 | OK ARENA OPERATING COMPANY (48) · RANGE PRODUCTION COMPANY (18) · PACESETTER ENERGY, INC. (9) |
| HARRISON (203) | 103 | 130 | +27 | PENN VIRGINIA OIL & GAS, L.P. (41) · GMX RESOURCES INC. (20) · NEG OPERATING LLC (10) |
| PANOLA (365) | 107 | 122 | +15 | DEVON ENERGY PRODUCTION CO, L.P. (23) · ANADARKO E&P COMPANY LP (17) · GOODRICH PETROLEUM COMPANY (17) |
| PECOS (371) | 101 | 118 | +17 | SANDRIDGE ENERGY, INC. (76) · KINDER MORGAN PRODUCTION CO LLC (28) · SANDRIDGE EXPL. AND PROD., LLC (3) |
| UPTON (461) | 135 | 118 | -17 | HENRY PETROLEUM LP (21) · PIONEER NATURAL RES. USA, INC. (20) · CHEVRON U. S. A. INC. (17) |
| HEMPHILL (211) | 83 | 111 | +28 | CIMAREX ENERGY CO. (18) · FOREST OIL CORPORATION (17) · LAREDO PETROLEUM, INC. (11) |
| CROCKETT (105) | 80 | 105 | +25 | FIML NATURAL RESOURCES, LLC (33) · ANADARKO E&P COMPANY LP (17) · APPROACH OPERATING LLC (16) |
| WEBB (479) | 128 | 96 | -32 | ST. MARY LAND & EXPLORATION CO. (20) · LEWIS PETRO PROPERTIES, INC. (19) · EOG RESOURCES, INC. (16) |
| MITCHELL (335) | 39 | 94 | +55 | ENERGEN RESOURCES CORPORATION (78) · CIMAREX ENERGY CO. OF COLORADO (16) |
| WHEELER (483) | 72 | 94 | +22 | LINN OPERATING, INC. (19) · FOREST OIL CORPORATION (16) · APACHE CORPORATION (12) |
| ECTOR (135) | 43 | 89 | +46 | CONOCOPHILLIPS COMPANY (24) · XTO ENERGY INC. (15) · EXL PETROLEUM, LP (14) |
| PARKER (367) | 70 | 87 | +17 | DEVON ENERGY PRODUCTION CO, L.P. (19) · DENBURY ONSHORE, LLC (9) · ARRINGTON,DAVID H. OIL & GAS,INC (8) |
| NACOGDOCHES (347) | 83 | 84 | +1 | SAMSON LONE STAR, LLC (40) · EXXON MOBIL CORPORATION (14) · CHESAPEAKE OPERATING, INC. (8) |
| ZAPATA (505) | 73 | 81 | +8 | CHESAPEAKE OPERATING, INC. (16) · FOREST OIL CORPORATION (12) · CONOCOPHILLIPS COMPANY (10) |
| DENTON (121) | 76 | 78 | +2 | DEVON ENERGY PRODUCTION CO, L.P. (43) · J-W OPERATING CO. (12) · XTO ENERGY INC. (6) |
| WARD (475) | 57 | 69 | +12 | WHITING OIL AND GAS CORPORATION (29) · CIMAREX ENERGY CO. OF COLORADO (7) · SMC OIL & GAS, INC. (5) |
| MARTIN (317) | 103 | 68 | -35 | ENDEAVOR ENERGY RESOURCES L.P. (24) · PIONEER NATURAL RES. USA, INC. (23) · RELIANCE ENERGY, INC. (3) |
| STARR (427) | 41 | 68 | +27 | KERR-MCGEE OIL & GAS ONSHORE LP (18) · SHELL WESTERN E&P (8) · EDGE PETROLEUM OPER. CO., INC. (6) |
| WISE (497) | 73 | 66 | -7 | DEVON ENERGY PRODUCTION CO, L.P. (28) · DENBURY ONSHORE, LLC (7) · WILLIAMS PROD. GULF COAST, L.P. (7) |
| MAVERICK (323) | 10 | 65 | +55 | CONOCOPHILLIPS COMPANY (48) · TXCO RESOURCES INC. (15) · CMR ENERGY, L.P. (1) |
| CRANE (103) | 55 | 59 | +4 | BURLINGTON RES O & G CO-MIDLAND (19) · APACHE CORPORATION (13) · CHEVRON U. S. A. INC. (6) |
| ROBERTSON (395) | 30 | 59 | +29 | ENCANA OIL & GAS(USA) INC. (22) · XTO ENERGY INC. (19) · CORONADO ENERGY E&P COMPANY, LLC (6) |
| IRION (235) | 41 | 58 | +17 | EXCO RESOURCES, INC. (37) · APACHE CORPORATION (11) · TXP, INCORPORATED (5) |
| REAGAN (383) | 69 | 56 | -13 | PIONEER NATURAL RES. USA, INC. (23) · MARINER ENERGY, INC. (15) · PRIME OPERATING COMPANY (8) |
| GAINES (165) | 34 | 55 | +21 | ENERGEN RESOURCES CORPORATION (17) · OCCIDENTAL PERMIAN LTD. (10) · XTO ENERGY INC. (7) |
| HUTCHINSON (233) | 27 | 55 | +28 | LINN OPERATING, INC. (28) · WO OPERATING COMPANY (26) · SNW OPERATING COMPANY (1) |
| REFUGIO (391) | 44 | 54 | +10 | HILCORP ENERGY COMPANY (19) · T - C OIL COMPANY (14) · MCDONALD & JOHNSON RESOURCES,LLC (12) |
| MIDLAND (329) | 46 | 52 | +6 | PIONEER NATURAL RES. USA, INC. (23) · HENRY PETROLEUM LP (6) · ENDEAVOR ENERGY RESOURCES L.P. (5) |
| HIDALGO (215) | 52 | 51 | -1 | EL PASO E & P COMPANY, L. P. (10) · SHELL WESTERN E&P (10) · FIDELITY EXPLOR. & PROD. CO. (6) |
| PALO PINTO (363) | 28 | 51 | +23 | CDX GAS, LLC (13) · EOG RESOURCES, INC. (9) · BURLINGTON RESOURCES O & G CO LP (5) |
| ROBERTS (393) | 34 | 51 | +17 | CIMAREX ENERGY CO. OF COLORADO (13) · RANGE PRODUCTION COMPANY (9) · UNIT PETROLEUM COMPANY (5) |
| LIPSCOMB (295) | 48 | 50 | +2 | BP AMERICA PRODUCTION COMPANY (12) · EOG RESOURCES, INC. (12) · JONES ENERGY, LTD. (8) |
| HOOD (221) | 68 | 49 | -19 | QUICKSILVER RESOURCES INC. (31) · BURLINGTON RESOURCES O & G CO LP (9) · EOG RESOURCES, INC. (5) |
| YOAKUM (501) | 29 | 48 | +19 | OCCIDENTAL PERMIAN LTD. (30) · XTO ENERGY INC. (7) · WALSH PETROLEUM, INC. (6) |
| HILL (217) | 25 | 45 | +20 | EOG RESOURCES, INC. (19) · QUICKSILVER RESOURCES INC. (12) · RANGE PRODUCTION COMPANY (5) |
| MONTAGUE (337) | 31 | 43 | +12 | EOG RESOURCES, INC. (12) · JOINT RESOURCES COMPANY (8) · ROMCO (5) |
| SHACKELFORD (417) | 28 | 43 | +15 | QUEST EMG, INC. (9) · STASNEY, H. R. & SONS, LTD. (7) · CLAVO OIL, LLC (4) |
| ARCHER (9) | 65 | 39 | -26 | BRAHMAN OPERATING, L.L.C. (10) · ROGERS DRILLING CO. (4) · BEISCH, RUSTY (2) |
| FREESTONE (161) | 58 | 39 | -19 | XTO ENERGY INC. (23) · ANADARKO PETROLEUM CORPORATION (6) · APACHE CORPORATION (3) |
| SCURRY (415) | 18 | 39 | +21 | KINDER MORGAN PRODUCTION CO LLC (19) · PARALLEL PETROLEUM CORPORATION (6) · PIONEER EXPLORATION, LTD. (4) |
| WICHITA (485) | 42 | 37 | -5 | WG OPERATING, INC. (14) · TEXAS ENERGY OPERATIONS, LC (9) · EXTEX OPERATING COMPANY (4) |
| LA SALLE (283) | 23 | 34 | +11 | LEWIS PETRO PROPERTIES, INC. (16) · SWIFT ENERGY OPERATING, LLC (11) · ESCONDIDO RESOURCES II, LLC (2) |
| FISHER (151) | 13 | 32 | +19 | L.C.S. PRODUCTION COMPANY (16) · TITAN ENERGY, INC. (3) · ALPINE PETROLEUM (2) |
| LIMESTONE (293) | 44 | 32 | -12 | XTO ENERGY INC. (20) · O'BENCO, INC. (9) · DEVON ENERGY PRODUCTION CO, L.P. (1) |
| REEVES (389) | 15 | 32 | +17 | CHESAPEAKE OPERATING, INC. (12) · CAPITAN ENERGY, INCORPORATED (4) · CIMAREX ENERGY CO. OF COLORADO (2) |
| GOLIAD (175) | 33 | 31 | -2 | MILAGRO EXPLORATION, LLC (4) · TRANSCONTINENTAL MINERALS CORP. (4) · GEISER OPERATING, INC. (3) |
| YOUNG (503) | 48 | 31 | -17 | COOPER OIL & GAS, INC. (5) · SUNDAY CORPORATION (5) · FARMER, LEWIS & HAYDEN (3) |
| DUVAL (131) | 24 | 30 | +6 | EOG RESOURCES, INC. (5) · SANCHEZ OIL & GAS CORPORATION (5) · KILLAM OIL CO., LTD. (3) |
| GREGG (183) | 20 | 30 | +10 | GEO-VEST OF TEXAS, INC. (8) · SAMSON LONE STAR, LLC (5) · EXCO OPERATING COMPANY, LP (4) |
| NUECES (355) | 21 | 30 | +9 | DEVON ENERGY PRODUCTION CO, L.P. (13) · SUE-ANN OPERATING, L.C. (7) · EOG RESOURCES, INC. (2) |
| COOKE (97) | 29 | 29 | +0 | RIFE ENERGY OPERATING, INC. (5) · REED PRODUCTION, INC. (4) · GRAYSON PETROLEUM COMPANY (3) |
| STEPHENS (429) | 38 | 29 | -9 | MCCLYMOND, LTD. (13) · BRAKA OPERATING, L.L.C. (3) · DELTA OIL & GAS LTD. (3) |
| LAVACA (285) | 30 | 27 | -3 | EL PASO E & P COMPANY, L. P. (3) · HUNT OIL COMPANY (2) · LGDC CORPORATION (2) |
| SHELBY (419) | 40 | 27 | -13 | DEVON ENERGY PRODUCTION CO, L.P. (7) · HUNT PETROLEUM CORPORATION (5) · CABOT OIL & GAS CORPORATION (3) |
| ERATH (143) | 12 | 26 | +14 | EOG RESOURCES, INC. (17) · RIMROCK ENERGY, LLC (3) · FOREST OIL CORPORATION (2) |
| MCMULLEN (311) | 13 | 26 | +13 | SWIFT ENERGY OPERATING, LLC (9) · CENTURY RESOURCES, INC. (6) · WELHAUSEN OPERATING COMPANY, LP (5) |
| GLASSCOCK (173) | 12 | 25 | +13 | PIONEER NATURAL RES. USA, INC. (13) · ENDEAVOR ENERGY RESOURCES L.P. (3) · HENRY PETROLEUM LP (2) |
| HARDIN (199) | 20 | 25 | +5 | PORTER, JAMES W. SPECIAL (4) · TANDEM ENERGY CORPORATION (4) · CIMAREX ENERGY CO. (3) |
| RUNNELS (399) | 18 | 25 | +7 | ENERVEST OPERATING, L.L.C. (8) · TOR ENERGY, LLC (3) · ENRICH OIL CORPORATION (2) |
| WHARTON (481) | 27 | 25 | -2 | MILAGRO EXPLORATION, LLC (3) · APACHE CORPORATION (2) · CYPRESS E & P CORPORATION (2) |
| JONES (253) | 36 | 24 | -12 | L.C.S. PRODUCTION COMPANY (11) · PARAGON CORPORATION (3) · QUAIL WELL SERVICE, INC. (2) |
| OCHILTREE (357) | 26 | 24 | -2 | APACHE CORPORATION (4) · CONOCOPHILLIPS COMPANY (3) · EOG RESOURCES, INC. (3) |
| WINKLER (495) | 25 | 24 | -1 | WHITING OIL AND GAS CORPORATION (12) · DEVON ENERGY PRODUCTION CO, L.P. (5) · CROWNQUEST OPERATING, LLC (2) |
| FRIO (163) | 45 | 23 | -22 | MAVERICK ENERGY GROUP, INC. (17) · VIRTEX OPERATING COMPANY, INC. (2) · CARRIZO OIL & GAS, INC. (1) |
| HOWARD (227) | 29 | 23 | -6 | CLEAR WATER INC. (3) · PARTEE DRILLING INC. (3) · WALSH & WATTS, INC. (3) |
| CHEROKEE (73) | 30 | 22 | -8 | CORDILLERA TEXAS, L.P. (5) · XTO ENERGY INC. (4) · CHESAPEAKE OPERATING, INC. (3) |
| MATAGORDA (321) | 18 | 21 | +3 | APACHE CORPORATION (3) · KEBO OIL & GAS, INC. (3) · BASELINE OIL & GAS CORP. (2) |
| NAVARRO (349) | 3 | 21 | +18 | TEXAS M.O.R., INC. (14) · XTO ENERGY INC. (3) · O'RYAN OIL AND GAS (2) |
| VICTORIA (469) | 24 | 21 | -3 | T - C OIL COMPANY (6) · AMERICO ENERGY RESOURCES, LLC (3) · SANCHEZ OIL & GAS CORPORATION (3) |
| BURLESON (51) | 15 | 20 | +5 | APACHE CORPORATION (13) · EVOLUTION OPERATING CO., INC. (5) · WCS OIL & GAS CORPORATION (1) |
| CLAY (77) | 16 | 20 | +4 | EOG RESOURCES, INC. (6) · MUIRFIELD EXPLORATION, LTD. (5) · ALLEN, C. L. (DOIE) (4) |
| LIVE OAK (297) | 17 | 20 | +3 | TEXAS SECONDARY OIL CORPORATION (6) · MILAGRO EXPLORATION, LLC (2) · PIONEER NATURAL RES. USA, INC. (2) |
| SHERMAN (421) | 23 | 20 | -3 | BP AMERICA PRODUCTION COMPANY (15) · B&E EXPLORATION, INC. (1) · CHAPARRAL ENERGY, L.L.C. (1) |
| TAYLOR (441) | 16 | 20 | +4 | CENTRAL BASIN OIL INV. INC. (7) · L.C.S. PRODUCTION COMPANY (5) · TRI-TEX EXPLORATION LTD (4) |
| EASTLAND (133) | 15 | 19 | +4 | WEST TEXAS ROYALTIES, INC. (10) · EDDIE'S ROYALTIES, INC. (3) · CDX GAS, LLC (2) |
| TERRY (445) | 11 | 19 | +8 | GREAT WESTERN DRILLING COMPANY (8) · MERIT ENERGY COMPANY (3) · TEXLAND PETROLEUM, L.P. (2) |
| COLORADO (89) | 5 | 18 | +13 | C & E OPERATING, INC. (4) · XTO ENERGY INC. (4) · AURORA RESOURCES CORPORATION (3) |
| JACKSON (239) | 37 | 18 | -19 | HILCORP ENERGY COMPANY (5) · ALTA MESA SERVICES, LP (2) · AMBASSADOR PETROLEUM, INC. (2) |
| THROCKMORTON (447) | 12 | 18 | +6 | COTTONWOOD PETROLEUM CO. (6) · P.B. BLUE DOT PROPERTIES (3) · CORDA CORPORATION (1) |
| LEON (289) | 16 | 17 | +1 | XTO ENERGY INC. (4) · BRG LONE STAR LTD. (2) · ENCANA OIL & GAS(USA) INC. (2) |
| LOVING (301) | 15 | 17 | +2 | CHAPARRAL ENERGY, L.L.C. (5) · ATLANTIC OPERATING, INC. (4) · ANADARKO PETROLEUM CORPORATION (2) |
| BORDEN (33) | 10 | 16 | +6 | APACHE CORPORATION (9) · BC OPERATING, INC. (1) · HONECK OIL COMPANY, LP (1) |
| ANDERSON (1) | 26 | 15 | -11 | CARRIZO OIL & GAS, INC. (8) · JLA RESOURCES COMPANY (3) · XTO ENERGY INC. (2) |
| BEE (25) | 11 | 15 | +4 | PIONEER NATURAL RES. USA, INC. (5) · NORTH SHORE ENERGY, L.L.C. (2) · ANDERSON OIL LTD. (1) |
| DICKENS (125) | 12 | 15 | +3 | CHOLLA PETROLEUM, INC. (4) · GUNN OIL COMPANY (3) · SULLIVAN, HOLLIS R. INC. (3) |
| FORT BEND (157) | 9 | 15 | +6 | MAVERICK PROD. CO., INC. (4) · HAMMAN OIL & REFINING COMPANY (3) · ECA HOLDINGS, L.P. (2) |
| JACK (237) | 39 | 15 | -24 | DTE GAS RESOURCES, LLC (4) · CENTURY PETROLEUM, INC. (2) · GLEN D. GONZENBACH, LLC (2) |
| JEFFERSON (245) | 21 | 15 | -6 | SAMSON LONE STAR, LLC (3) · BALLARD EXPLORATION COMPANY,INC. (2) · KINGWOOD EXPLORATION LLC (2) |
| SCHLEICHER (413) | 24 | 15 | -9 | HIGHMOUNT EXPL & PROD TEXAS LLC (12) · PAINT ROCK OPERATING, LLC (2) · GREAT WESTERN DRILLING COMPANY (1) |
| CONCHO (95) | 14 | 14 | +0 | PAINT ROCK OPERATING, LLC (8) · GUFFEY, WM. R. (2) · LECLAIR OPERATING CO., INC. (2) |
| DAWSON (115) | 8 | 14 | +6 | HGN OPERATING I, LLC (3) · DEVON ENERGY PRODUCTION CO, L.P. (2) · BRIDWELL OIL CO. (1) |
| ANGELINA (5) | 13 | 13 | +0 | ENCANA OIL & GAS(USA) INC. (9) · GOODRICH PETROLEUM COMPANY (3) · SOUTHWESTERN ENERGY PROD. CO. (1) |
| CALLAHAN (59) | 5 | 13 | +8 | QUAIL WELL SERVICE, INC. (4) · PAYNE PETROLEUM (3) · KOKOMO ENERGY, INC. (2) |
| EDWARDS (137) | 10 | 13 | +3 | HIGHMOUNT EXPL & PROD TEXAS LLC (5) · NEWFIELD EXPLORATION COMPANY (4) · CHESAPEAKE OPERATING, INC. (1) |
| GARZA (169) | 14 | 13 | -1 | BROWN, GEO. R PARTNERSHIP,LP,THE (4) · THREE R OIL COMPANY (3) · STELZER DRILLING CO. INC. (2) |
| STERLING (431) | 8 | 13 | +5 | CHEVRON U. S. A. INC. (4) · STETSON PETROLEUM CORP. (3) · BRIGHT & CO. (2) |
| WILBARGER (487) | 10 | 13 | +3 | ENERGY PRODUCTION CORPORATION (3) · JOHNSON & ERNST OPERATING CO. (3) · WG OPERATING, INC. (3) |
| BROOKS (47) | 7 | 12 | +5 | ERSKINE ENERGY, LLC (4) · MESTENA OPERATING, LTD. (2) · BECKHAM RESOURCES, INC. (1) |
| DE WITT (123) | 17 | 12 | -5 | PIONEER NATURAL RES. USA, INC. (3) · APACHE CORPORATION (2) · ESENJAY OPERATING, INC. (1) |
| DIMMIT (127) | 24 | 11 | -13 | BLACKBRUSH O & G, INC. (3) · CRIMSON ENERGY PARTNERS, L.P. (3) · SWIFT ENERGY OPERATING, LLC (3) |
| JIM HOGG (247) | 5 | 11 | +6 | MESTENA OPERATING, LTD. (5) · BP AMERICA PRODUCTION COMPANY (1) · CRAWFORD ENERGY OPERATING CO (1) |
| LIBERTY (291) | 10 | 11 | +1 | CIMAREX ENERGY CO. (3) · CRIMSON EXPLORATION OPER., INC. (2) · BALLARD EXPLORATION COMPANY,INC. (1) |
| NOLAN (353) | 19 | 11 | -8 | CLEAR FORK, INCORPORATED (3) · WALTER EXPLORATION COMPANY (3) · CREED OPERATING CO., LLC (1) |
| STONEWALL (433) | 23 | 11 | -12 | CITATION OIL & GAS CORP. (4) · BOYD & MCWILLIAMS ENERGY GROUP (1) · CHOLLA PETROLEUM, INC. (1) |
| BRAZOS (41) | 5 | 10 | +5 | APACHE CORPORATION (4) · ENERVEST OPERATING, L.L.C. (2) · 7711 CORPORATION, THE (2) |
| HOCKLEY (219) | 33 | 10 | -23 | OCCIDENTAL PERMIAN LTD. (8) · BEPCO, L.P. (1) · LANDRETH, ROBERT E. (1) |
| KING (269) | 8 | 10 | +2 | GUNN OIL COMPANY (2) · MEDDERS OIL COMPANY, INC. (2) · GINNINGS COMPANY (1) |
| TERRELL (443) | 8 | 10 | +2 | CONOCOPHILLIPS COMPANY (3) · ENCORE OPERATING, L.P. (3) · FASKEN OIL AND RANCH, LTD. (3) |
| TYLER (457) | 7 | 10 | +3 | ERGON ENERGY PARTNERS, L.P. (3) · FAMCOR OIL, INC. (3) · ANADARKO E&P COMPANY LP (1) |
| BRAZORIA (39) | 13 | 9 | -4 | ERG RESOURCES, L.L.C. (2) · HILCORP ENERGY COMPANY (2) · DOW CHEMICAL COMPANY, THE (1) |
| DALLAS (113) | 7 | 9 | +2 | CHESAPEAKE OPERATING, INC. (5) · DALE OPERATING COMPANY (4) |
| ELLIS (139) | 9 | 9 | +0 | CHESAPEAKE OPERATING, INC. (6) · EOG RESOURCES, INC. (3) |
| HENDERSON (213) | 8 | 9 | +1 | RISING STAR PETROLEUM, L.L.C. (3) · WEST MOUNTAIN OPERATING CO, INC. (2) · ELLIS EXPLORATION, INC. (1) |
| KARNES (255) | 9 | 9 | +0 | ENDURING RESOURCES, LLC (3) · BLACKBRUSH O & G, INC. (2) · AMPAK OIL COMPANY (1) |
| KENEDY (261) | 17 | 9 | -8 | NEWFIELD EXPLORATION COMPANY (5) · ABACO OPERATING, LLC (1) · HEADINGTON OIL COMPANY, L.P. (1) |
| KENT (263) | 8 | 9 | +1 | HALLIBURTON OPERATING COMPANY (3) · CHOLLA PETROLEUM, INC. (2) · SOJOURNER DRILLING CORPORATION (2) |
| MOORE (341) | 9 | 9 | +0 | LINN OPERATING, INC. (3) · GOULD OIL INC. (2) · J. W. RESOURCES INC. (2) |
| SAN AUGUSTINE (405) | 4 | 9 | +5 | CABOT OIL & GAS CORPORATION (6) · SOUTHWESTERN ENERGY PROD. CO. (2) · COMMON DISPOSAL, LLC (1) |
| TOM GREEN (451) | 13 | 9 | -4 | SONORAN ENERGY INC. (4) · STAR PRODUCTION, INC. (2) · ENERGY FROM TEXAS, L. P. (1) |
| COKE (81) | 8 | 8 | +0 | ENERVEST OPERATING, L.L.C. (4) · LANE OPERATING COMPANY (2) · GRANDFIELD CONSULTING, INC. (1) |
| COLEMAN (83) | 4 | 8 | +4 | P. R. L. OIL COMPANY (2) · PIONEER EXPLORATION, LLC (2) · PIONEER EXPLORATION, LTD. (2) |
| FAYETTE (149) | 5 | 8 | +3 | ENERVEST OPERATING, L.L.C. (3) · LAMA ENERGY, L.L.C. (3) · FINTEX OIL & GAS, INC. (1) |
| GONZALES (177) | 1 | 8 | +7 | LUCAS ENERGY, INC. (3) · SELLERS LEASE SERVICE, INC. (3) · NMR ENERGY LLC (1) |
| HANSFORD (195) | 11 | 8 | -3 | CONOCOPHILLIPS COMPANY (2) · LAREDO PETROLEUM, INC. (2) · DEVON ENERGY PRODUCTION CO, L.P. (1) |
| KLEBERG (273) | 5 | 8 | +3 | EXXON MOBIL CORPORATION (5) · FOREST OIL CORPORATION (1) · LAMAY CORPORATION (1) |
| LUBBOCK (303) | 5 | 8 | +3 | ATMOS ENERGY,WEST TEXAS DIVISION (6) · ADKINS, R. L. CORP. (1) · TEXLAND PETROLEUM, L.P. (1) |
| SMITH (423) | 17 | 8 | -9 | SOUTHWESTERN ENERGY PROD. CO. (2) · EXCO PARTNERS OPERATING PTSHP LP (1) · LLOG EXPLORATION TEXAS, L.P. (1) |
| CALDWELL (55) | 8 | 7 | -1 | CAVALIER OIL & GAS, INC. (7) |
| GALVESTON (167) | 7 | 7 | +0 | CIMAREX ENERGY CO. OF COLORADO (1) · ERG RESOURCES, L.L.C. (1) · HOUSTON OIL PROD ENTERPRISES,INC (1) |
| MENARD (327) | 3 | 7 | +4 | NICHOLS,EDWIN S EXPLORATIONS INC (2) · PAINT ROCK OPERATING, LLC (2) · DA CROWE & ASSOCIATES, INC (1) |
| WALLER (473) | 11 | 7 | -4 | TRANSCONTINENTAL MINERALS CORP. (4) · INTEGRITY PETROLEUM GROUP, INC. (1) · LONE WOLF OPERATING COMPANY, LP (1) |
| WILLACY (489) | 4 | 7 | +3 | SUEMAUR EXPL. & PROD., LLC (2) · WAGNER OIL COMPANY (2) · BLAKENERGY OPERATING, LLC (1) |
| HASKELL (207) | 1 | 6 | +5 | S.B. STREET OPERATING, INC. (3) · GLEN D. GONZENBACH, LLC (1) · KENDRICK OIL AND GAS COMPANY (1) |
| JASPER (241) | 2 | 6 | +4 | ANADARKO E&P COMPANY LP (5) · DAVIS BROS. OIL PRODUCERS, INC. (1) |
| SAN PATRICIO (409) | 12 | 6 | -6 | EOG RESOURCES, INC. (2) · SOUTHERN BAY OPERATING, L.L.C. (2) · CABOT OIL & GAS CORPORATION (1) |
| ARANSAS (7) | 2 | 5 | +3 | LAMAR OIL & GAS, INC. (3) · CABOT OIL & GAS CORPORATION (1) · LIVE OAK RESERVES, INC. (1) |
| CALHOUN (57) | 5 | 5 | +0 | C & E OPERATING, INC. (2) · CIMAREX ENERGY CO. OF COLORADO (1) · FUTURE PETROLEUM COMPANY LLC (1) |
| CARSON (65) | 2 | 5 | +3 | LINN OPERATING, INC. (4) · SNW OPERATING COMPANY (1) |
| CHAMBERS (71) | 8 | 5 | -3 | DAVIS PETROLEUM CORP. (1) · DENBURY ONSHORE, LLC (1) · NEW CENTURY EXPLORATION, INC. (1) |
| GRAYSON (181) | 7 | 5 | -2 | BLACKWELL BMC, LLC (2) · HEAPE EXPLORATION, INC. (1) · LONGFELLOW ENERGY, LP (1) |
| HARDEMAN (197) | 2 | 5 | +3 | DRY FORK PRODUCTION CO., LLC (2) · RIO PETROLEUM, INC. (2) · AMPAK OIL COMPANY (1) |
| JIM WELLS (249) | 6 | 5 | -1 | CUMMINS & WALKER OIL CO., INC. (4) · SLAWSON EXPLORATION COMPANY, INC (1) |
| MARION (315) | 8 | 5 | -3 | PEGASI OPERATING INC. (3) · WINCHESTER PRODUCTION CO., LTD. (1) · XTO ENERGY INC. (1) |
| ATASCOSA (13) | 1 | 4 | +3 | ACOCK/ANAQUA OPERATING CO., LP (1) · ATASCOSA EXPLORATION, LLC (1) · CENTURY RESOURCES, INC. (1) |
| AUSTIN (15) | 15 | 4 | -11 | ENHANCED ENERGY PARTNERS CORP (3) · SANDALWOOD EXPLORATION, L.P. (1) |
| BAYLOR (23) | 0 | 4 | +4 | L.C.S. PRODUCTION COMPANY (4) |
| BROWN (49) | 8 | 4 | -4 | DEL MAR ENERGY, INC. (3) · ARNOT, W. G., JR. (1) |
| HOUSTON (225) | 5 | 4 | -1 | CARRIZO OIL & GAS, INC. (1) · CHESAPEAKE OPERATING, INC. (1) · CORDILLERA ENERGY PRTNRS III,LLC (1) |
| MEDINA (325) | 1 | 4 | +3 | ACTIVA RESOURCES, LTD. (3) · FINGER OIL & GAS, INC. (1) |
| MILAM (331) | 0 | 4 | +4 | M. A. MUELLER CONST. CO., INC. (2) · C-D OIL COMPANY, INC. (1) · SCHLUMBERGER TECHNOLOGY CORP. (1) |
| ORANGE (361) | 3 | 4 | +1 | BENCHMARK OIL & GAS COMPANY (2) · EL PASO E & P COMPANY, L. P. (1) · NOBLE ENERGY INC (1) |
| VAL VERDE (465) | 2 | 4 | +2 | SYNERGY OIL & GAS, L.P. (3) · HUGHES, DAN A. COMPANY, L.P. (1) |
| ZAVALA (507) | 4 | 4 | +0 | ALAMO OPERATING COMPANY, L. C. (1) · ESPADA OPERATING LLC (1) · HIDALGO EXPLORATION & PROD. CO. (1) |
| COCHRAN (79) | 3 | 3 | +0 | WALSH PETROLEUM, INC. (2) · REDMON OIL COMPANY, INC., THE (1) |
| COTTLE (101) | 4 | 3 | -1 | GUNN OIL COMPANY (2) · CHOLLA PETROLEUM, INC. (1) |
| HARRIS (201) | 5 | 3 | -2 | BALLARD EXPLORATION COMPANY,INC. (1) · ETOCO, L.P. (1) · PETRO VEST, INC. (1) |
| LEE (287) | 5 | 3 | -2 | BLACK SABLE ENERGY, LLC (1) · ENERVEST OPERATING, L.L.C. (1) · WCS OIL & GAS CORPORATION (1) |
| POLK (373) | 13 | 3 | -10 | BBX OPERATING, L.L.C. (1) · MERIDIAN RESOURCE & EXPL LLC,THE (1) · SANDHAWK ENERGY, LLC (1) |
| SAN JACINTO (407) | 7 | 3 | -4 | FAMCOR OIL, INC. (3) |
| UPSHUR (459) | 9 | 3 | -6 | STROUD PETROLEUM, INC. (1) · VERADO ENERGY, INC. (1) · XTO ENERGY INC. (1) |
| WALKER (471) | 1 | 3 | +2 | COBRA OIL & GAS CORPORATION (1) · SMALL, R.P. CORP. (1) · WHEELER OPERATING CORPORATION (1) |
| GALVESTON-LB (706) | 0 | 3 | +3 | ARENA OFFSHORE, LLC (1) · BLACK POOL ENERGY, LP (1) · TRI-C RESOURCES, INC. (1) |
| BASTROP (21) | 9 | 2 | -7 | GEOSOUTHERN ENERGY CORPORATION (1) · STO OPERATING COMPANY (1) |
| BOSQUE (35) | 1 | 2 | +1 | EOG RESOURCES, INC. (2) |
| CORYELL (99) | 4 | 2 | -2 | CENTRAL BASIN OIL INV. INC. (2) |
| CULBERSON (109) | 0 | 2 | +2 | CHESAPEAKE OPERATING, INC. (1) · RANGE PRODUCTION COMPANY (1) |
| GRIMES (185) | 2 | 2 | +0 | SOUTHERN BAY OPERATING, L.L.C. (2) |
| NEWTON (351) | 3 | 2 | -1 | DELTA EXPLORATION COMPANY, INC. (1) · SMITH PRODUCTION INC. (1) |
| WILSON (493) | 1 | 2 | +1 | AP TEXAS ENERGY, INC. (1) · BAIN PRODUCTION, L.P. (1) |
| MATGRDA IS-LB (703) | 0 | 2 | +2 | HALL-HOUSTON EXPL. II, L.P. (2) |
| BRAZOS-LB (704) | 0 | 2 | +2 | ANATEXAS OFFSHORE, INC. (1) · BLACK POOL ENERGY, LP (1) |
| CHILDRESS (75) | 0 | 1 | +1 | CORLENA OIL COMPANY (1) |
| CROSBY (107) | 1 | 1 | +0 | STELZER DRILLING CO. INC. (1) |
| FANNIN (147) | 0 | 1 | +1 | KIM RECOVERY ENTERPRISES, LLC (1) |
| FRANKLIN (159) | 2 | 1 | -1 | SDG OPERATING COMPANY, INC (1) |
| HALE (189) | 12 | 1 | -11 | OCCIDENTAL PERMIAN LTD. (1) |
| HARTLEY (205) | 3 | 1 | -2 | FORTAY, INC. (1) |
| HOPKINS (223) | 1 | 1 | +0 | ARK-LA-TEX ENERGY, L.L.C. (1) |
| KNOX (275) | 2 | 1 | -1 | PATTON, E. N. OIL COMPANY, INC. (1) |
| LAMPASAS (281) | 7 | 1 | -6 | CENTRAL BASIN OIL INV. INC. (1) |
| MCLENNAN (309) | 0 | 1 | +1 | ASPECT ENERGY, LLC (1) |
| MADISON (313) | 6 | 1 | -5 | TXCO RESOURCES INC. (1) |
| MONTGOMERY (339) | 4 | 1 | -3 | DEVON ENERGY PRODUCTION CO, L.P. (1) |
| OLDHAM (359) | 0 | 1 | +1 | AOG, INC. (1) |
| TRAVIS (453) | 1 | 1 | +0 | HOTCO ENERGY COMPANY (1) |
| VAN ZANDT (467) | 3 | 1 | -2 | PARTEN OPERATING INC. (1) |
| WASHINGTON (477) | 3 | 1 | -2 | LETCO OIL & GAS, INC. (1) |
| WOOD (499) | 4 | 1 | -3 | RIDGE PETROLEUM INC. (1) |
| MATGRDA IS-SB (603) | 0 | 1 | +1 | LLOG EXPLORATION TEXAS, L.P. (1) |
| CASS (67) | 1 | 0 | -1 | |
| COMANCHE (93) | 3 | 0 | -3 | |
| FOARD (155) | 2 | 0 | -2 | |
| GRAY (179) | 2 | 0 | -2 | |
| HAMILTON (193) | 3 | 0 | -3 | |
| HUDSPETH (229) | 8 | 0 | -8 | |
| JEFF DAVIS (243) | 2 | 0 | -2 | |
| LAMB (279) | 4 | 0 | -4 | |
| LYNN (305) | 2 | 0 | -2 | |
| POTTER (375) | 1 | 0 | -1 | |
| RED RIVER (387) | 1 | 0 | -1 | |
| SOMERVELL (425) | 7 | 0 | -7 | |
| HIGH IS-LB (708) | 2 | 0 | -2 |