EnSignals Texas drilling permit data you can check against the source
◆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: 2001Q1

Original drilling permits by county, shown as the change since 2000Q4. Hover over a county to see its numbers. Click one to compare its most active operators.

← 2000Q4 · 2001Q1 · 2001Q2 →    permit counts · change vs prior quarter

≤−30 −29…−10 −9…−1 0 +1…+9 +10…+29 +30 and up

195 counties had at least one permit approved in 2001Q1.

Table view: every county with activity (211)
County2000Q4 2001Q1Δ Top operators (2001Q1)
ECTOR (135) 89 109 +20 OCCIDENTAL PERMIAN LTD. (63) · PHILLIPS PETROLEUM COMPANY (19) · PURE RESOURCES, L.P. (8)
SUTTON (435) 92 106 +14 DREYFUS, LOUIS NATURAL GAS CORP (90) · BURLINGTON RESOURCES O & G CO LP (8) · KCS MEDALLION RESOURCES, INC. (3)
CROCKETT (105) 69 95 +26 RME PETROLEUM COMPANY (33) · THOMPSON, J. CLEO (17) · OCCIDENTAL PERMIAN LTD. (12)
PANOLA (365) 106 87 -19 TEXACO E & P INC. (12) · DEVON ENERGY PRODUCTION CO, L.P. (11) · UNION PACIFIC RESOURCES COMPANY (10)
FREESTONE (161) 88 86 -2 ANADARKO PETROLEUM CORPORATION (41) · EL PASO PRODUCTION COMPANY (7) · OCEAN ENERGY, INC. (5)
MIDLAND (329) 91 82 -9 CMS OIL AND GAS COMPANY (34) · DISCOVERY OPERATING, INC. (11) · ENDEAVOR ENERGY RESOURCES L.P. (11)
WEBB (479) 76 79 +3 CONOCO INC. (28) · LEWIS PETRO PROPERTIES, INC. (11) · EOG RESOURCES, INC. (9)
ANDREWS (3) 58 78 +20 EXXON MOBIL CORPORATION (43) · ARCO PERMIAN (6) · CROSS TIMBERS OPERATING COMPANY (5)
DENTON (121) 61 69 +8 MITCHELL ENERGY COMPANY L.P. (25) · DALLAS PRODUCTION, INC. (11) · REPUBLIC ENERGY INC. (7)
WISE (497) 52 68 +16 MITCHELL ENERGY COMPANY L.P. (37) · TEJAS WESTERN CORP. (6) · REPUBLIC ENERGY INC. (4)
NUECES (355) 40 67 +27 APACHE CORPORATION (26) · GCEA, LLC (9) · DEVON ENERGY PRODUCTION CO, L.P. (4)
HOWARD (227) 41 66 +25 PRIZE OPERATING COMPANY (26) · ANADARKO PETROLEUM CORPORATION (11) · DEVON SFS OPERATING, INC. (11)
ZAPATA (505) 54 66 +12 NORTH CENTRAL OIL CORP. (18) · CONOCO INC. (11) · HOUSTON EXPLORATION COMPANY, THE (8)
GAINES (165) 40 62 +22 OCCIDENTAL PERMIAN LTD. (35) · PURE RESOURCES, L.P. (6) · SAMEDAN OIL CORPORATION (3)
YOAKUM (501) 40 62 +22 OCCIDENTAL PERMIAN LTD. (42) · WALSH PETROLEUM, INC. (10) · APACHE CORPORATION (7)
STARR (427) 52 57 +5 KERR-MCGEE OIL & GAS ONSHORE LLC (16) · COASTAL OIL & GAS CORPORATION (6) · CONOCO INC. (6)
REFUGIO (391) 51 51 +0 HILCORP ENERGY COMPANY (26) · C & E OPERATING, INC. (4) · DEVON ENERGY PRODUCTION CO, L.P. (4)
HIDALGO (215) 69 46 -23 COASTAL OIL & GAS CORPORATION (13) · SHELL WESTERN E&P (7) · TEXACO E & P INC. (7)
UPTON (461) 41 44 +3 PIONEER NATURAL RES. USA, INC. (18) · EOG RESOURCES, INC. (6) · ARCO PERMIAN (4)
PECOS (371) 41 43 +2 RIATA ENERGY, INC. (5) · CHEVRON U. S. A. INC. (4) · HELMERICH & PAYNE, INC. (4)
BEE (25) 27 39 +12 CORENERGY OPERATING GROUP, LLC (8) · CHARRO OPERATING, L.L.C. (6) · C & E OPERATING, INC. (4)
ROBERTSON (395) 19 38 +19 CROSS TIMBERS OPERATING COMPANY (17) · ANADARKO PETROLEUM CORPORATION (9) · WILLIAMS, CLAYTON ENERGY, INC. (4)
WHARTON (481) 42 38 -4 COASTAL OIL & GAS CORPORATION (7) · TRANSTEXAS GAS CORPORATION (4) · CHESAPEAKE OPERATING, INC. (2)
DUVAL (131) 37 37 +0 KILLAM OIL CO., LTD. (5) · HILCORP ENERGY COMPANY (4) · CAMDEN RESOURCES, INC. (3)
GOLIAD (175) 43 34 -9 TEXACO E & P INC. (7) · CHARRO OPERATING, L.L.C. (5) · BELCO ENERGY CORP. (3)
LAVACA (285) 29 34 +5 GARRISON LTD. (5) · DREYFUS, LOUIS NATURAL GAS CORP (4) · MOOSE OPERATING CO., INC. (3)
OCHILTREE (357) 18 34 +16 AMOCO PRODUCTION COMPANY (20) · APACHE CORPORATION (3) · MEWBOURNE OIL COMPANY (2)
CRANE (103) 48 33 -15 DEVON ENERGY PRODUCTION CO, L.P. (8) · PURE RESOURCES, L.P. (6) · BURLINGTON RES O & G CO-MIDLAND (5)
JACKSON (239) 30 33 +3 VINTAGE PETROLEUM, INC. (11) · ALLEGRO INVESTMENTS, INC. (6) · SUE-ANN OPERATING, L.C. (3)
STEPHENS (429) 21 32 +11 DELTA OIL & GAS COMPANY (9) · WINN EXPLORATION CO., INC. (5) · KOKOMO ENERGY, INC. (3)
PALO PINTO (363) 28 31 +3 KOKOMO ENERGY, INC. (5) · STEPHENS ENERGY CORP. (4) · DELTA OIL & GAS COMPANY (2)
WINKLER (495) 26 31 +5 BASS ENTERPRISES PRODUCTION CO. (5) · DEVON ENERGY PRODUCTION CO, L.P. (5) · PRIZE OPERATING COMPANY (5)
RUSK (401) 38 30 -8 SAMSON LONE STAR LP (8) · CHINN EXPLORATION COMPANY (3) · AMOCO PRODUCTION COMPANY (2)
VICTORIA (469) 41 30 -11 BARRETT BROTHERS OIL & GAS, INC. (4) · HOLLIMON OIL CORPORATION (4) · BISON ENERGY PARTNERS, INC. (2)
MARTIN (317) 21 29 +8 ENDEAVOR ENERGY RESOURCES L.P. (8) · ENERGEN RESOURCES CORPORATION (7) · ARCO PERMIAN (6)
COLORADO (89) 31 28 -3 HILCORP ENERGY COMPANY (5) · COX & PERKINS EXPLORATION, INC. (3) · GARRISON LTD. (3)
HUTCHINSON (233) 3 28 +25 HUBER, J. M., CORPORATION (19) · HARKEN EXPLORATION COMPANY (5) · SNW OPERATING COMPANY (2)
WARD (475) 22 28 +6 CHEVRON U. S. A. INC. (5) · WTG EXPLORATION (5) · APACHE CORPORATION (4)
HARRISON (203) 19 27 +8 AMOCO PRODUCTION COMPANY (6) · GMX RESOURCES INC. (4) · VALENCE OPERATING COMPANY (4)
MITCHELL (335) 22 27 +5 FIRST PERMIAN, L.L.C. (23) · CROWNQUEST OPERATING, LLC (2) · ENERGEN RESOURCES CORPORATION (1)
LIPSCOMB (295) 24 26 +2 AMOCO PRODUCTION COMPANY (14) · SAMSON LONE STAR LP (7) · UNIT PETROLEUM COMPANY (2)
HEMPHILL (211) 20 25 +5 BRAVO NATURAL RESOURCES, INC. (4) · HELMERICH & PAYNE, INC. (4) · SAMSON LONE STAR LP (4)
MAVERICK (323) 11 25 +14 EXPLORATION COMPANY, THE (23) · D/L HYDROCARBONS, L.C. (2)
TERRY (445) 9 25 +16 CROSS TIMBERS OPERATING COMPANY (10) · CHEVRON U. S. A. INC. (5) · GREAT WESTERN DRILLING COMPANY (4)
GREGG (183) 14 24 +10 WAGNER & BROWN, LTD. (10) · CROSS TIMBERS OPERATING COMPANY (5) · EOG RESOURCES, INC. (2)
JEFFERSON (245) 13 24 +11 HILCORP ENERGY COMPANY (5) · EEX E&P COMPANY, L.P. (4) · HELMERICH & PAYNE, INC. (3)
LIMESTONE (293) 20 23 +3 MITCHELL ENERGY COMPANY L.P. (11) · MARATHON OIL COMPANY (4) · TXU LONE STAR PIPELINE (4)
HARRIS (201) 11 22 +11 COBRA OPERATING COMPANY (3) · AMERICO ENERGY RESOURCES, LLC (2) · BALLARD EXPLORATION COMPANY,INC. (2)
WALLER (473) 29 22 -7 ESCONDIDO PETROLEUM COMPANY, INC (6) · CHIEF OPERATING COMPANY (4) · EXXON MOBIL CORPORATION (4)
GARZA (169) 16 21 +5 KERRY PETROLEUM COMPANY, INC. (6) · SHENANDOAH PETROLEUM CORPORATION (4) · RJD MANAGEMENT CO., INC. (2)
LIVE OAK (297) 18 21 +3 CICO OIL & GAS COMPANY (3) · MCCOMBS ENERGY LLC (2) · AWP OPERATING COMPANY (1)
SHACKELFORD (417) 21 21 +0 VAN OPERATING, LTD. (6) · SPRING TREE MANAGEMENT LC (4) · WELLS OILFIELD SERVICES, INC. (3)
TERRELL (443) 9 21 +12 ATHANOR TEXAS INC. (7) · FASKEN OIL AND RANCH, LTD. (5) · EOG RESOURCES, INC. (2)
JACK (237) 12 20 +8 BRECK OPERATING CORP. (3) · 3-R PRODUCTION, INC. (3) · ARUBA PETROLEUM, INC. (1)
BROOKS (47) 18 19 +1 MAGUIRE OIL COMPANY (4) · UNITED OIL & MINERALS L. P. (4) · CB ENERGY, LLC (2)
CONCHO (95) 11 19 +8 ULTRA OIL & GAS, INC. (5) · QUINTX EXPLORATION, INC. (4) · LECLAIR OPERATING CO., INC. (3)
MONTAGUE (337) 23 19 -4 PEBA OIL & GAS CO. (6) · RLS OIL COMPANY (3) · MCCUTCHIN PETROLEUM CORPORATION (2)
BORDEN (33) 16 18 +2 TEXACO E & P INC. (6) · BRIGHT & CO. (2) · DEVON ENERGY PRODUCTION CO, L.P. (2)
FORT BEND (157) 18 18 +0 MITCHELL ENERGY COMPANY L.P. (3) · ATMIC, INC. (2) · COBRA OIL & GAS CORPORATION (2)
KENEDY (261) 15 18 +3 EXXON MOBIL CORPORATION (7) · PIONEER NATURAL RES. USA, INC. (4) · CODY ENERGY LLC (2)
ROBERTS (393) 9 18 +9 AMOCO PRODUCTION COMPANY (4) · ALPAR RESOURCES, INC. (3) · GRUY PETROLEUM MANAGEMENT CO. (2)
SAN PATRICIO (409) 16 18 +2 SANDALWOOD OIL & GAS, INC. (3) · AMERICAN SHORELINE, INC. (2) · MPG PETROLEUM, INC. (2)
SCHLEICHER (413) 19 18 -1 TXP, INCORPORATED (7) · DISCOVERY OPERATING, INC. (3) · ANDERSON, JAMES K. INC. (2)
VAN ZANDT (467) 4 18 +14 UNION OIL COMPANY OF CALIFORNIA (15) · KILMARNOCK OIL COMPANY, INC. (1) · PALMER PETROLEUM INC. (1)
BURLESON (51) 10 17 +7 APACHE CORPORATION (5) · SAGE ENERGY COMPANY (5) · RME PETROLEUM COMPANY (3)
MCMULLEN (311) 12 17 +5 SWIFT ENERGY COMPANY (6) · CENIZA PETROLEUM, INC. (4) · WELHAUSEN OPERATING CO., INC. (3)
NOLAN (353) 14 17 +3 PIONEER EXPLORATION COMPANY (5) · CHISHOLM OPERATING, INC. (3) · COTTONWOOD PETROLEUM CO. (2)
SCURRY (415) 18 17 -1 ROCKER A OPERATING COMPANY (6) · SHARP IMAGE ENERGY, INC. (4) · KINDER MORGAN CO2 COMPANY, L.P. (3)
HANSFORD (195) 20 16 -4 PHILLIPS PETROLEUM COMPANY (6) · STRAT LAND EXPLORATION COMPANY (4) · BLUE DOLPHIN PRODUCTION LLC (1)
HOCKLEY (219) 25 16 -9 BASS ENTERPRISES PRODUCTION CO. (6) · TEXACO E & P INC. (4) · ROGERS, S. K. OIL, INC. (3)
JIM HOGG (247) 16 16 +0 MESTENA, INC. (7) · VASTAR RESOURCES, INC. (2) · WADI PETROLEUM, INC. (2)
REAGAN (383) 19 16 -3 HALLWOOD PETROLEUM, INC. (9) · HENRY PETROLEUM CORP. (3) · GOLDRUS PRODUCING COMPANY (1)
UPSHUR (459) 12 16 +4 AMOCO PRODUCTION COMPANY (5) · WAGNER & BROWN, LTD. (3) · APACHE CORPORATION (2)
BRAZORIA (39) 18 15 -3 ELLIOTT OIL & GAS COMPANY (2) · ENERVEST OPERATING, L.L.C. (2) · ALPINE RESOURCES, INC. (1)
GLASSCOCK (173) 11 15 +4 ENDEAVOR ENERGY RESOURCES L.P. (3) · WESTPORT OIL AND GAS COMPANY INC (3) · EOG RESOURCES, INC. (2)
JIM WELLS (249) 8 15 +7 DALE OPERATIONS, LLC (3) · KERR-MCGEE OIL & GAS ONSHORE LLC (3) · ROMA OIL AND GAS, INC. (2)
LIBERTY (291) 11 15 +4 QUAIL CREEK OIL CORPORATION (6) · BALLARD EXPLORATION COMPANY,INC. (2) · HOLLIMON OIL CORPORATION (2)
REEVES (389) 9 15 +6 CONOCO INC. (4) · PURE RESOURCES, L.P. (2) · SYNERGY OIL & GAS, INC. (A) (2)
STERLING (431) 8 15 +7 ATROPOS PRODUCTION CORPORATION (5) · HOUGHTON OIL & GAS, INC. (3) · HUNTINGTON ENERGY, L.L.C. (3)
YOUNG (503) 12 15 +3 HILL, R.M. OPERATING INC. (3) · HERRING, RAY (2) · KARPER COMPANY, THE (2)
ZAVALA (507) 11 15 +4 DIRNETT, INC. (5) · WISER OIL COMPANY, THE (4) · PROPERTY DEVELOPMENT GROUP, INC. (2)
ANDERSON (1) 15 14 -1 TEXACO E & P INC. (9) · 000001 (1) · EEX E&P COMPANY, L.P. (1)
TAYLOR (441) 15 14 -1 L.C.S. PRODUCTION COMPANY (3) · BARBEE, INC. (2) · SUNDANCE RESOURCES, INC. (2)
VAL VERDE (465) 13 14 +1 EEX E&P COMPANY, L.P. (6) · PHILLIPS PETROLEUM COMPANY (3) · SILVER OIL & GAS INC. (2)
WICHITA (485) 24 14 -10 ABB OIL CO., INC. (3) · HOOD, J. FRANK, JR. (2) · PRICKETT, JIMMY (2)
COOKE (97) 27 13 -14 BRAMMER SUPPLY, INC. (3) · HENSCHEID, RUFUS (2) · BRAVO NATURAL RESOURCES, INC. (1)
FRIO (163) 0 13 +13 UNITED TEXAS PETROLEUM INC. (9) · NICHOLS,EDWIN S EXPLORATIONS INC (1) · NUTEK OIL INC (1)
GRAY (179) 5 13 +8 GRUY PETROLEUM MANAGEMENT CO. (9) · EXXCEL PRODUCTION COMPANY (1) · JONES ENERGY, LTD. (1)
KING (269) 10 13 +3 MEDDERS OIL COMPANY, INC. (6) · BURNETT OIL CO., INC. (2) · GAEA SERVICES, INC. (1)
PARKER (367) 8 13 +5 HUDDLESTON OIL AND GAS COMPANY (5) · CUMMING COMPANY, INC. THE (2) · TELESIS OPERATING CO., INC. (2)
RUNNELS (399) 18 13 -5 B-J OIL CO. (2) · PITTENCRIEFF AMERICA, INC. (2) · THOMAS OIL AND GAS INC. (2)
SHELBY (419) 11 13 +2 CAMTERRA RESOURCES, INC. (2) · TEXTRON SOUTHWEST L.L.C. (2) · BLUE RIDGE GROUP, INC. (1)
WASHINGTON (477) 5 12 +7 RME PETROLEUM COMPANY (6) · CHESAPEAKE OPERATING, INC. (3) · STROUD OIL PROPERTIES, INC. (1)
ARCHER (9) 17 11 -6 JAMES OPERATING (2) · TURNBOW DRILLING CO. (2) · APEX ENERGY CORPORATION (1)
CHAMBERS (71) 20 11 -9 ASPECT RESOURCES LLC (2) · EXXON MOBIL CORPORATION (2) · CARRIZO OIL & GAS, INC. (1)
COCHRAN (79) 4 11 +7 WALSH PETROLEUM, INC. (6) · YUCCA ENERGY, INC. (3) · DORA INC (1)
GUADALUPE (187) 15 11 -4 VINTAGE PETROLEUM, INC. (11)
HARDIN (199) 18 11 -7 RADCO OPERATIONS (2) · SAMSON LONE STAR LP (2) · TEXAKOTA, INC. (2)
HENDERSON (213) 9 11 +2 CROSS TIMBERS OPERATING COMPANY (3) · STROUD PETROLEUM, INC. (2) · HUNT OIL COMPANY (1)
LUBBOCK (303) 3 11 +8 TEXLAND PETROLEUM INC. (6) · BROWN, H. L., JR. (4) · DEVON ENERGY PRODUCTION CO, L.P. (1)
SMITH (423) 3 11 +8 SAMSON LONE STAR LP (3) · SOUTHWESTERN ENERGY PROD. CO. (2) · VALENCE OPERATING COMPANY (2)
CALLAHAN (59) 15 10 -5 ARIES HYDRO INC (2) · MOORE, MILES INC. (2) · S.B. STREET OPERATING, INC. (2)
EDWARDS (137) 10 10 +0 EEX E&P COMPANY, L.P. (3) · MARSHALL & WINSTON, INC. (2) · PAR MINERALS CORPORATION (2)
KLEBERG (273) 9 10 +1 APACHE CORPORATION (6) · EXXON MOBIL CORPORATION (3) · MAGUIRE OIL COMPANY (1)
LEE (287) 3 10 +7 U. S. OPERATING, INC. (7) · RME PETROLEUM COMPANY (1) · TEX-LEE OPERATING COMPANY (1)
NACOGDOCHES (347) 18 10 -8 SAMSON LONE STAR LP (3) · BRG PETROLEUM CORPORATION (2) · EOG RESOURCES, INC. (1)
THROCKMORTON (447) 16 10 -6 GOOPCO, INC. (4) · GRAMRICH OIL & GAS CORPORATION (2) · FIDELITY PETROLEUM CORPORATION (1)
WILLACY (489) 7 10 +3 CODY ENERGY LLC (4) · CITATION OIL & GAS CORP. (1) · DOMINION EXPL. & PROD., INC. (1)
BRAZOS (41) 14 9 -5 RME PETROLEUM COMPANY (3) · CODY ENERGY LLC (2) · B.W.O.C., INC. (1)
LOVING (301) 3 9 +6 WISER OIL COMPANY, THE (3) · ENDEAVOR ENERGY RESOURCES L.P. (1) · EOG RESOURCES, INC. (1)
MATAGORDA (321) 21 9 -12 EOG RESOURCES, INC. (2) · BRIGHAM OIL & GAS, L.P. (1) · EXPRO ENGINEERING, INC. (1)
BEXAR (29) 0 8 +8 SEAGULL OPERATING CO., INC. (8)
CULBERSON (109) 1 8 +7 CONOCO INC. (3) · PRIMROSE OPERATING COMPANY (3) · BURKHOLDER, TERRY L., INC. (1)
DAWSON (115) 14 8 -6 DEVON ENERGY PRODUCTION CO, L.P. (4) · BRIGHAM OIL & GAS, L.P. (1) · CONCHO RESOURCES INC. (1)
DE WITT (123) 11 8 -3 CANYON OIL & GAS EXPLORATION LLC (2) · B D PRODUCTION CO., INC. (1) · B.P. PRODUCTIONS INC. (1)
KENT (263) 9 8 -1 MOBIL PRODUCING TX. & N.M. INC. (7) · GAEA SERVICES, INC. (1)
MONTGOMERY (339) 12 8 -4 MITCHELL ENERGY COMPANY L.P. (5) · HEISEY VENTURES, INC. (2) · EXXON MOBIL CORPORATION (1)
SHERMAN (421) 23 8 -15 AMOCO PRODUCTION COMPANY (4) · BP AMERICA PRODUCTION COMPANY (1) · CRITERION ENERGY, LIMITED (1)
STONEWALL (433) 17 8 -9 WALTER EXPLORATION INC. (3) · NOSIVAD OIL, INC. (2) · BROOKS, E. B., JR. (1)
TARRANT (439) 3 8 +5 MITCHELL ENERGY COMPANY L.P. (7) · FOUR SEVENS OIL CO., LTD. (1)
CHEROKEE (73) 5 7 +2 EL PASO PRODUCTION COMPANY (3) · SAMSON LONE STAR LP (3) · HALLWOOD PETROLEUM, INC. (1)
DICKENS (125) 5 7 +2 WOODS OPERATING CO., INC. (4) · BURK-GUNN OIL CO. (1) · LECLAIR OPERATING CO., INC. (1)
DIMMIT (127) 3 7 +4 DOUBLE J OPERATING COMPANY, INC. (2) · MERIT ENERGY COMPANY (2) · APACHE CORPORATION (1)
POLK (373) 10 7 -3 FAMCOR OIL, INC. (2) · WHITING PETROLEUM CORPORATION (2) · COMSTOCK OIL & GAS, INC. (1)
POTTER (375) 2 7 +5 PIONEER NATURAL RES. USA, INC. (5) · RICKS EXPL ACQUISITION LLC (1) · SUNLIGHT EXPLORATION, INC. (1)
CARSON (65) 7 6 -1 ANADARKO PETROLEUM CORPORATION (5) · MYRIAD RESOURCES CORPORATION (1)
FAYETTE (149) 5 6 +1 ARROW EXPLORATION COMPANY (1) · BROWNING OIL COMPANY, INC. (1) · ORBIS ENERGY, L.L.C. (1)
FOARD (155) 3 6 +3 MID-CONTINENTAL EXPLORATION,INC. (5) · BRIDWELL OIL CO. (1)
IRION (235) 13 6 -7 PIONEER NATURAL RES. USA, INC. (2) · MAYNARD OIL CO. (1) · MEADCO PROPERTIES (1)
JONES (253) 25 6 -19 CKG ENERGY, INC. (1) · L.C.S. PRODUCTION COMPANY (1) · LANEER RESOURCES COMPANY (1)
LA SALLE (283) 5 6 +1 LEWIS PETRO PROPERTIES, INC. (5) · NULL, W.M. OPERATIONS, INC. (1)
LEON (289) 15 6 -9 CALTO OPERATING COMPANY, INC. (1) · EOG RESOURCES, INC. (1) · KEY PRODUCTION COMPANY, INC. (1)
TOM GREEN (451) 4 6 +2 MAYO, EDDIE (3) · REMUDA OPERATING COMPANY (1) · SHA-JAM OPERATING CORP. (1)
ATASCOSA (13) 3 5 +2 EEX OPERATING, L.P. (2) · EOG RESOURCES, INC. (1) · GREAT WEST ENERGY & EXPL., INC. (1)
AUSTIN (15) 4 5 +1 JAMEX II LTD., L.L.P. (3) · ETOCO INCORPORATED (1) · SYNERGY OIL & GAS, INC. (A) (1)
CALHOUN (57) 6 5 -1 ALLEGRO INVESTMENTS, INC. (1) · PETRO-GUARD PRODUCTION,L.L.C. (1) · PRIME OPERATING COMPANY (1)
CAMP (63) 1 5 +4 MERIT ENERGY COMPANY (5)
CASS (67) 2 5 +3 SULPHUR RIVER EXPLORATION, INC. (2) · GOODRICH PETROLEUM COMPANY (1) · MATADOR OPERATING COMPANY (1)
EASTLAND (133) 8 5 -3 NORTH RIDGE CORPORATION (2) · CISCO PRODUCTION COMPANY, LLC (1) · HEIGHTS ENERGY CORPORATION (1)
GALVESTON (167) 13 5 -8 EOG RESOURCES, INC. (1) · HUNT, HASSIE EXPLORATION COMPANY (1) · J.R. OIL AND GAS INC. (1)
MENARD (327) 2 5 +3 CTX ENERGY CORPORATION (1) · DANIEL EXPLORATIONS INC (1) · KROCAN ENERGY CORPORATION (1)
MOORE (341) 22 5 -17 AMOCO PRODUCTION COMPANY (5)
TYLER (457) 7 5 -2 COMSTOCK OIL & GAS, INC. (1) · ERGON ENERGY PARTNERS, L.P. (1) · GORDY OIL COMPANY (1)
WOOD (499) 8 5 -3 EXXON MOBIL CORPORATION (2) · PETRO-HUNT, L.L.C. (2) · GPX OPERATING INC (1)
CLAY (77) 4 4 +0 INTERSTATE EXPLORATIONS LLC (1) · LANE OPERATING COMPANY (1) · MUIRFIELD EXPLORATION, LTD. (1)
HALE (189) 0 4 +4 OCCIDENTAL PERMIAN LTD. (4)
HASKELL (207) 5 4 -1 KENDRICK OIL AND GAS COMPANY (2) · D. A. B. OIL SERVICE, INC. (1) · PATTON, E. N. OIL COMPANY, INC. (1)
MILAM (331) 1 4 +3 RME PETROLEUM COMPANY (2) · PATTON EXPLORATION, INC. (1) · WILLIAMS, CLAYTON ENERGY, INC. (1)
ORANGE (361) 0 4 +4 LAKE RONEL OIL COMPANY (2) · BALLARD EXPLORATION COMPANY,INC. (1) · ENERVEST OPERATING, L.L.C. (1)
SAN JACINTO (407) 2 4 +2 FAMCOR OIL, INC. (3) · SWIFT ENERGY COMPANY (1)
WHEELER (483) 7 4 -3 EEX E&P COMPANY, L.P. (2) · CREST RESOURCES, INC. (1) · DEVON ENERGY PRODUCTION CO, L.P. (1)
WILBARGER (487) 13 4 -9 WAGGONER, W. T., ESTATE (2) · CHANCE OIL CO., INC. (1) · JOHNSON & ERNST OPERATING CO. (1)
GALVESTON-LB (706) 0 4 +4 SENECA RESOURCES CORPORATION (2) · LLOG EXPLORATION OFFSHORE, INC. (1) · WALTER OIL & GAS CORPORATION (1)
BAYLOR (23) 3 3 +0 T-N-T ENGINEERING, INC. (2) · THE TARA CO. (1)
COLEMAN (83) 5 3 -2 AMERICAN WEST (1) · ENCON SERVICES, INC. (1) · R & R WELL SERVICE (1)
COMANCHE (93) 3 3 +0 ARNOT, W. G., JR. (1) · EXP, INC. (1) · RHYNE, J.V. (1)
FISHER (151) 3 3 +0 OAK RESOURCES, INC. (2) · BETTIS, BOYLE & STOVALL (1)
GRAYSON (181) 6 3 -3 BARON EXPLORATION CO. (1) · BRAMMER SUPPLY, INC. (1) · LANE OPERATING COMPANY (1)
HARDEMAN (197) 7 3 -4 FOREE OIL COMPANY (1) · MID-CONTINENT OIL & GAS, INC. (1) · THOMPSON, RICHARD W. INC. (1)
KARNES (255) 2 3 +1 COMPASS OPERATING, L.L.C. (1) · HOLLIMON OIL CORPORATION (1) · MILLER, W. C. OPERATING COMPANY (1)
LYNN (305) 0 3 +3 CMS OIL AND GAS COMPANY (2) · YUCCA ENERGY, INC. (1)
MCCULLOCH (307) 2 3 +1 ARROWHEAD OPERATING INC. (2) · BRUNO, EARL R. (1)
NAVARRO (349) 2 3 +1 HAWTHORN ENERGY PARTNERS, LLC (1) · LONG OPERATING, L.L.C. (1) · TXU LONE STAR PIPELINE (1)
WILSON (493) 6 3 -3 FIRST ROCK, INC. (1) · HUGHES, DAN A. COMPANY (1) · SARITA MINERAL CORPORATION (1)
BRISCOE (45) 0 2 +2 ENEXCO, INC. (2)
CAMERON (61) 1 2 +1 GEODOMINION PETROLEUM (1) · PINNACLE OPERATING COMPANY, INC. (1)
COKE (81) 5 2 -3 L.C.S. PRODUCTION COMPANY (1) · O. H. B. INC. (1)
COTTLE (101) 0 2 +2 ALPINE PETROLEUM (1) · GUNN OIL COMPANY (1)
ERATH (143) 3 2 -1 INTERSTATE EXPLORATIONS LLC (1) · SABRE OIL AND GAS CORP. (1)
JASPER (241) 3 2 -1 RME PETROLEUM COMPANY (2)
KNOX (275) 4 2 -2 ANGELO, ERNEST, JR. (1) · STEPHENS & JOHNSON OPERATING CO. (1)
MADISON (313) 4 2 -2 PALMER PETROLEUM INC. (1) · SETEX OIL AND GAS COMPANY (1)
WALKER (471) 0 2 +2 CAPTAIN ENERGY, INC. (1) · RME PETROLEUM COMPANY (1)
MUSTANG IS-SB (602) 2 2 +0 OSPREY PETROLEUM COMPANY, INC. (1) · SPINNAKER EXPLORATION CO.,L.L.C. (1)
MATGRDA IS-LB (703) 0 2 +2 AMOCO PRODUCTION COMPANY (1) · DREYFUS, LOUIS NATURAL GAS CORP (1)
HIGH IS-LB (708) 0 2 +2 OCEAN ENERGY, INC. (1) · SENECA RESOURCES CORPORATION (1)
ARANSAS (7) 2 1 -1 WALTER OIL & GAS CORPORATION (1)
BOWIE (37) 1 1 +0 VINTAGE PETROLEUM, INC. (1)
BROWN (49) 4 1 -3 CENTRAL BASIN OIL INV. INC. (1)
CALDWELL (55) 0 1 +1 ROYAL TEXAS PETROLEUM (1)
CROSBY (107) 1 1 +0 TEXLAND PETROLEUM INC. (1)
FRANKLIN (159) 1 1 +0 TEXACO E & P INC. (1)
GONZALES (177) 2 1 -1 ENERQUEST OPERATING L.L.C. (1)
HARTLEY (205) 0 1 +1 STEPHENS & JOHNSON OPERATING CO. (1)
HILL (217) 0 1 +1 TXU LONE STAR PIPELINE (1)
HOOD (221) 1 1 +0 MEEKER, DAN MANAGEMENT, INC. (1)
KAUFMAN (257) 0 1 +1 HARPER, WAYNE (1)
LAMB (279) 1 1 +0 EL PASO NATURAL GAS COMPANY (1)
LAMPASAS (281) 0 1 +1 WISE PRODUCTION COMPANY (1)
RAINS (379) 0 1 +1 VALENCE OPERATING COMPANY (1)
TITUS (449) 0 1 +1 J-O'B OPERATING COMPANY (1)
UVALDE (463) 4 1 -3 RICOCHET ENERGY, INC. (1)
BRAZOS-SB (604) 0 1 +1 CONTOUR ENERGY E & P, INC. (1)
BRAZOS-LB (704) 0 1 +1 EL PASO PRODUCTION OIL & GAS CO. (1)
GALVESTON-S (707) 0 1 +1 DREYFUS, LOUIS NATURAL GAS CORP (1)
ANGELINA (5) 1 0 -1
BANDERA (19) 1 0 -1
BASTROP (21) 1 0 -1
FALLS (145) 1 0 -1
GRIMES (185) 1 0 -1
HOUSTON (225) 2 0 -2
HUDSPETH (229) 4 0 -4
MARION (315) 6 0 -6
MOTLEY (345) 1 0 -1
NEWTON (351) 6 0 -6
RED RIVER (387) 1 0 -1
SABINE (403) 1 0 -1
TRINITY (455) 2 0 -2
WILLIAMSON (491) 1 0 -1
N PADRE IS-LB (701) 2 0 -2
MUSTANG IS-LB (702) 3 0 -3