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: 1991Q1

Original drilling permits by county. Hover over a county to see its numbers. Click one to compare its most active operators.

← 1990Q4 · 1991Q1 · 1991Q2 →    permit counts · change vs prior quarter

0 1–2 3–9 10–29 30–99 100+

203 counties had at least one permit approved in 1991Q1.

Table view: every county with activity (216)
County1990Q4 1991Q1Δ Top operators (1991Q1)
FRIO (163) 122 87 -35 WILLIAMS, CLAYTON W., JR., INC. (7) · PEARSALL PARTNERS (6) · CHESAPEAKE OPERATING, INC. (5)
ECTOR (135) 67 80 +13 ORYX ENERGY COMPANY (25) · PHILLIPS PETROLEUM COMPANY (15) · ARCO OIL & GAS CO. (8)
WEBB (479) 49 80 +31 ENRON OIL & GAS COMPANY (16) · MOBIL PRODUCING TX. & N.M. INC. (11) · TRANSAMERICAN NATURAL GAS CORP. (9)
ANDREWS (3) 88 70 -18 UNION OIL COMPANY OF CALIFORNIA (14) · EXXON CORP. (8) · PHILLIPS PETROLEUM COMPANY (7)
WICHITA (485) 76 69 -7 WAGGONER, W. T., ESTATE (21) · HOLLI-TEX SUPPLY CO. (7) · S & J OPERATING CO. (5)
GAINES (165) 84 64 -20 SHELL WESTERN E&P INC. (20) · UNION OIL COMPANY OF CALIFORNIA (17) · AMERICAN GAS STORAGE CORPORATION (9)
SUTTON (435) 39 60 +21 MERIDIAN OIL INC. (23) · ENRON OIL & GAS COMPANY (18) · AMERICAN EXPLORATION COMPANY (12)
MARTIN (317) 58 58 +0 PARKER & PARSLEY, LTD. (36) · COX, JOHN L. (4) · ESPERANZA ENERGY CORP. (4)
YOAKUM (501) 35 58 +23 AMOCO PRODUCTION COMPANY (38) · SHELL WESTERN E&P INC. (6) · SANTA FE ENERGY OPER. PART., LP (5)
ARCHER (9) 60 55 -5 GRAY PRODUCTION TRUST (7) · BURNS OPERATING (5) · LANDRUM WEST, INC. (5)
MIDLAND (329) 66 55 -11 PARKER & PARSLEY, LTD. (20) · PLAINS PETROLEUM OPERATING CO. (10) · TEXACO INC. (9)
STARR (427) 40 48 +8 TEXAS INDEPENDENT EXPLOR., INC. (9) · FINA OIL & CHEMICAL COMPANY (6) · EXXON CORP. (5)
UPTON (461) 63 48 -15 PARKER & PARSLEY, LTD. (12) · CHEVRON U. S. A. INC. (9) · COX, JOHN L. (5)
GONZALES (177) 45 45 +0 TANA OIL AND GAS CORPORATION (6) · MARATHON OIL COMPANY (5) · PETRO-HUNT CORPORATION (4)
CONCHO (95) 71 44 -27 WISER OIL COMPANY, THE (8) · BENTLEY & LAING (6) · SRG OIL CORPORATION (4)
YOUNG (503) 55 43 -12 ANTLE, E. (4) · CLEO OIL, INC. (2) · FARMER, LEWIS & HAYDEN (2)
ZAPATA (505) 30 41 +11 ENRON OIL & GAS COMPANY (15) · TRANSAMERICAN NATURAL GAS CORP. (11) · AMERADA HESS CORPORATION (3)
BURLESON (51) 69 40 -29 WILLIAMS, CLAYTON W., JR., INC. (6) · UNION PACIFIC RESOURCES COMPANY (5) · CHRISTICO PETROLEUM COMPANY (4)
PANOLA (365) 36 40 +4 UNION PACIFIC RESOURCES COMPANY (9) · SONAT EXPLORATION COMPANY-MCR (7) · PENNZOIL EXPLORATION & PROD. CO. (5)
NUECES (355) 26 39 +13 UNION PACIFIC RESOURCES COMPANY (11) · KAMLOK OIL & GAS, INC. (7) · GILLRING OIL COMPANY (4)
SHACKELFORD (417) 43 39 -4 OAKTREE OIL COMPANY (3) · FRONTIER OPERATING CORPORATION (2) · G-3 OIL (2)
HARRISON (203) 40 38 -2 AMOCO PRODUCTION COMPANY (9) · WINCHESTER PRODUCTION COMPANY (8) · EP OPERATING COMPANY (3)
HOWARD (227) 30 37 +7 ARCO OIL & GAS CO. (13) · CONOCO INC. (9) · SOUTHWEST ROYALTIES, INC. (6)
JACKSON (239) 41 36 -5 MOBIL PRODUCING TX. & N.M. INC. (17) · WESTHALL ASSOCIATES, INC. (3) · ENGELKE, R. H. (2)
STERLING (431) 29 36 +7 WAGNER & BROWN (19) · IP PETROLEUM COMPANY, INC. (10) · ULTRAMAR PRODUCTION COMPANY (3)
DUVAL (131) 46 34 -12 EXXON CORP. (3) · LOBO RESOURCES, LTD. (3) · HUGHES, DAN A. COMPANY (2)
EASTLAND (133) 40 34 -6 NORTH RIDGE CORPORATION (8) · BIG STATE INDUSTRIES, INC. (5) · REGAL OPERATING (3)
JACK (237) 43 33 -10 MITCHELL ENERGY CORPORATION (6) · MILES PRODUCTION CO. (4) · CATLIN, CARL (2)
REFUGIO (391) 53 33 -20 QUINTANA PET. CORP. (11) · T - C OIL COMPANY (6) · CHILTON ENERGY (2)
VICTORIA (469) 47 33 -14 MCGOWAN WORKING PARTNERS (5) · UNION PACIFIC RESOURCES COMPANY (3) · AMERICAN COMETRA, INC. (2)
HIDALGO (215) 32 32 +0 UNION PACIFIC RESOURCES COMPANY (8) · ARCO OIL & GAS CO. (5) · MOBIL PRODUCING TX. & N.M. INC. (5)
WISE (497) 40 32 -8 MITCHELL ENERGY CORPORATION (20) · CHOLLA PETROLEUM, INC. (2) · UPHAM OIL & GAS COMPANY (2)
LA SALLE (283) 36 31 -5 WILLIAMS, CLAYTON W., JR., INC. (7) · ORYX ENERGY COMPANY (3) · MINERALS OF TEXAS, INC. (2)
WHARTON (481) 36 31 -5 APACHE CORPORATION (4) · ATAPCO (3) · BRIDGE OIL PRODUCTION CO., INC. (2)
ANDERSON (1) 11 29 +18 DG&E/SLOCUM, LIMITED PARTNERSHIP (23) · REEF EXPLORATION, INC. (A-1) (2) · LASER EXPLORATION INC. (FL) (1)
COCHRAN (79) 31 29 -2 MOBIL PRODUCING TX. & N.M. INC. (8) · TEXACO PRODUCING INC. (8) · TEXACO E & P INC. (4)
GOLIAD (175) 44 28 -16 FINA OIL & CHEMICAL COMPANY (3) · KAMLOK, INC. (2) · WESTHALL ASSOCIATES, INC. (2)
RUNNELS (399) 27 28 +1 PLEXUS OF TEXAS COMPANY (4) · SHENANDOAH OIL, INC. (I) (4) · ICE BROTHERS, INC. (3)
SCURRY (415) 23 28 +5 ANADARKO PETROLEUM CORPORATION (14) · PEARSON SIBERT OIL CO. OF TEXAS (4) · SHARP IMAGE ENERGY, INC. (2)
WINKLER (495) 26 28 +2 AMERICAN EXPLORATION COMPANY (4) · SOUTHWEST ROYALTIES, INC. (4) · HILLIN-SIMON OIL COMPANY (3)
DIMMIT (127) 38 26 -12 BERENERGY CORPORATION (4) · GLOBAL NATURAL RESOURCES CORP. (4) · ORYX ENERGY COMPANY (2)
MATAGORDA (321) 16 26 +10 APACHE CORPORATION (7) · RISEDEN SERVICES, INC. (3) · MARATHON OIL COMPANY (2)
EDWARDS (137) 10 25 +15 A A PRODUCTION INC. (17) · MERIDIAN OIL INC. (6) · GRAHAM ROYALTY, LTD. (1)
GREGG (183) 16 25 +9 ROACH, R. BYRON TRUSTEE (11) · LONG TRUSTS, THE (3) · PETROLEUM SYSTEMS, INC. (3)
STEPHENS (429) 37 25 -12 SOUTHEASTERN RESOURCES CORP. (5) · CUMMING COMPANY, INC. THE (3) · BRECK OPERATING CORP. (2)
WILSON (493) 33 25 -8 UNITED OIL & MINERALS, INC. (5) · P.S.N. PETROLEUM, INC. (3) · REEF EXPLORATION, INC. (A-1) (2)
HASKELL (207) 29 24 -5 BRIDWELL OIL CO. (3) · BRITTANY DRILLING CO. (2) · FARMER, LEWIS & HAYDEN (2)
IRION (235) 19 24 +5 LAKEWOOD PRODUCTION CO. (5) · QUESTA OIL & GAS CO. (5) · HONDO OIL & GAS COMPANY DELAWARE (4)
SAN PATRICIO (409) 22 24 +2 DEKALB ENERGY COMPANY (3) · FINA OIL & CHEMICAL COMPANY (2) · HAYS, T.G. PETROLEUM EXPL., INC. (2)
STONEWALL (433) 29 24 -5 POLK & PATTON, INC. (5) · CALHOUN & ELLISON OIL CO. (2) · CHOLLA PETROLEUM, INC. (2)
THROCKMORTON (447) 37 24 -13 WICHITA OPERATING COMPANY, INC. (4) · ARGONAUT INC. (2) · BURK ROYALTY COMPANY (2)
HOCKLEY (219) 70 23 -47 WHEELER PROPERTIES (10) · AMOCO PRODUCTION COMPANY (5) · MOBIL PRODUCING TX. & N.M. INC. (4)
COLORADO (89) 13 22 +9 CPX PETROLEUM, INC. (3) · ARCO OIL & GAS CO. (2) · OXY USA INC. (2)
DAWSON (115) 26 22 -4 OXY USA INC. (8) · JCR, JR - OPERATING, INC. (2) · R K PETROLEUM CORP. (2)
KENT (263) 4 21 +17 MOBIL PRODUCING TX. & N.M. INC. (13) · HOFCO, INC. (2) · SOJOURNER DRILLING CORPORATION (2)
BRAZORIA (39) 24 20 -4 BROWN, C. L. INC. (3) · AMERADA HESS CORPORATION (2) · HARRISON INTERESTS, LTD. (2)
COOKE (97) 27 19 -8 GIBBS, LOYD LEASING (4) · MOUNTAIN CREEK OIL CO. (2) · RAMSEY, SID (2)
CROCKETT (105) 51 19 -32 SWIFT ENERGY COMPANY (3) · BASS ENTERPRISES PRODUCTION CO. (2) · TEXACO INC. (2)
FAYETTE (149) 23 19 -4 UNION PACIFIC RESOURCES COMPANY (4) · DEL PETROLEUM CORPORATION (2) · MELTON ENERGY INC. (2)
KING (269) 23 19 -4 PACIFIC ENTERPRISES OIL CO.(USA) (7) · CITATION OIL & GAS CORP. (2) · HARBERT ENERGY CORPORATION (2)
BRAZOS (41) 15 18 +3 MERIT ENERGY COMPANY (5) · UNION PACIFIC RESOURCES COMPANY (5) · BEXCO OPERATING, INC. (1)
CRANE (103) 13 18 +5 MOBIL PRODUCING TX. & N.M. INC. (9) · CHEVRON U. S. A. INC. (5) · COSTA RESOURCES, INC. (1)
FISHER (151) 13 18 +5 CHOLLA PETROLEUM, INC. (4) · CONOCO INC. (3) · DRESDNER PETROLEUM, INC. (2)
HARRIS (201) 17 18 +1 EXXON CORP. (6) · CHEVRON U. S. A. INC. (5) · AMOCO PRODUCTION COMPANY (3)
JONES (253) 30 18 -12 COTTONWOOD PETROLEUM CO. (3) · BFP OIL COMPANY (1) · DELONG, LAWRENCE H & ASSOC INC. (1)
KENEDY (261) 9 18 +9 EXXON CORP. (11) · SEADRIFT PIPELINE CORPORATION (4) · TEXACO INC. (2)
PECOS (371) 27 18 -9 EXXON CORP. (2) · WILSON, WM. B. EXPLORATION INC. (2) · AMBER ENERGY, INC. (1)
CALLAHAN (59) 24 17 -7 J R INVESTMENTS (3) · MR. JIMMY'S ENTERPRISES, INC. (2) · NOSIVAD OIL, INC. (2)
COLEMAN (83) 18 17 -1 CIRCLE M ROYALTY CO., INC. (2) · PLAINS PETROLEUM OPERATING CO. (2) · POLK & PATTON, INC. (2)
DE WITT (123) 18 17 -1 U.S. EXPLORATION COMPANY (6) · AMERICAN INT'L ENERGY CORP. (1) · ARCO OIL & GAS CO. (1)
JIM WELLS (249) 20 17 -3 MOBIL PRODUCING TX. & N.M. INC. (7) · ORYX ENERGY COMPANY (4) · AMERICAN COMETRA, INC. (1)
LAVACA (285) 15 17 +2 WESTHALL ASSOCIATES, INC. (3) · RANA ENERGY COMPANY (2) · ARKLA EXPLORATION CO. (1)
BEE (25) 19 16 -3 BLANCO OIL CO. (1) · BRIDWELL OIL CO. (1) · CANNAN, MORRIS (1)
BROOKS (47) 28 16 -12 EXXON CORP. (9) · ATROPOS EXPLORATION COMPANY (1) · BURNS PRODUCTION CORPORATION (1)
LIPSCOMB (295) 13 16 +3 APACHE CORPORATION (4) · COURSON OIL & GAS, INC. (2) · UNIT PETROLEUM COMPANY (2)
MONTAGUE (337) 21 16 -5 PEBA OIL & GAS CO. (4) · FORTSON OIL COMPANY (3) · THOMAS, M.A. OIL ASSOCIATES (2)
TAYLOR (441) 18 16 -2 COASTAL ENERGY, INC. (2) · DAVIS BROTHERS (2) · ALPINE PETROLEUM (1)
CULBERSON (109) 12 15 +3 ADDWEST MINERALS, INC. (12) · PENNZOIL SULPHUR COMPANY (3)
JIM HOGG (247) 11 15 +4 EXXON CORP. (3) · HUGHES, DAN A. COMPANY (2) · JRG EXPLORATION, INC. (2)
GARZA (169) 24 14 -10 GRAHAM ROYALTY, LTD. (3) · AMOCO PIPELINE COMPANY (2) · CONOCO INC. (1)
KLEBERG (273) 22 14 -8 EXXON CORP. (8) · ORYX ENERGY COMPANY (2) · DEWBRE PETROLEUM CORPORATION (1)
REAGAN (383) 37 14 -23 BHP PETROLEUM (AMERICAS) INC. (2) · KINDRED PETROLEUM COMPANY (2) · STALEY OPERATING CO. (2)
BROWN (49) 28 13 -15 PITTS, CHARLES COMPANY (3) · TALISMAN RESOURCES, INC. (2) · CONNER-MARRS COMPANY (1)
CALDWELL (55) 15 13 -2 ENERGYPRO, INC. (4) · HAZELETT OIL COMPANY, INC. (3) · SHALE OPERATING CO. (2)
LIVE OAK (297) 19 13 -6 COLOGNE PRODUCTION COMPANY (2) · FORNEY OIL CORPORATION (2) · CARTER EXPLORATION COMPANY (1)
NAVARRO (349) 8 13 +5 BROWN, C. L., III (2) · TEAGUE OPERATING CO. (2) · BLACKHAWK ENERGY INC. (1)
SHERMAN (421) 13 13 +0 PHILLIPS PETROLEUM COMPANY (8) · CANYON EXPLORATION CO. (2) · COURSON OIL & GAS, INC. (1)
SMITH (423) 20 13 -7 KERR-MCGEE CORPORATION (3) · ARCADIA EXPL. & PROD. COMPANY (1) · PALRICH OIL CORPORATION (1)
CALHOUN (57) 7 12 +5 EXXON CORP. (4) · TEXAS INDEPENDENT EXPLOR., INC. (2) · AMERICAN COMETRA, INC. (1)
GALVESTON (167) 6 12 +6 ORYX ENERGY COMPANY (3) · BALLARD EXPLORATION COMPANY,INC. (2) · GRAHAM ROYALTY, LTD. (2)
KARNES (255) 7 12 +5 BAY ROCK OPERATING COMPANY (2) · FINGER, JOE & MILLER, W. C. (1) · FORNEY OIL CORPORATION (1)
KNOX (275) 14 12 -2 CHOLLA PETROLEUM, INC. (3) · CONOCO INC. (2) · SULLIVAN, HOLLIS R. INC. (2)
LEON (289) 25 12 -13 BAXTER, MURPHY H. (3) · GLOBAL NATURAL RESOURCES CORP. (2) · WISENBAKER PRODUCTION COMPANY (2)
LOVING (301) 48 12 -36 RICHMOND PETROLEUM INC. (7) · CONCORDE EXPLORATION, INC. (1) · EXXON CORP. (1)
PARKER (367) 12 12 +0 MUNDIGER INTERNATIONAL, INC. (3) · WESTRIDGE OIL & GAS PROPERTIES (3) · DALLAS PRODUCTION, INC. (2)
WARD (475) 29 12 -17 STEVENS & TULL, INC. (3) · AVRA OIL COMPANY (2) · BHP PETROLEUM (AMERICAS) INC. (2)
WILBARGER (487) 12 12 +0 LANDRUM WEST, INC. (3) · CRUTCHER, DAVID F. INC. (2) · ASHTOLA EXPLORATION COMPANY,INC. (1)
WOOD (499) 23 12 -11 EXXON CORP. (2) · RIPPY OIL COMPANY (2) · DESTINY OIL & GAS, INC. (I) (1)
ATASCOSA (13) 11 11 +0 AMBERTON EXPLORATION COMPANY (1) · COMET OPERATING COMPANY (1) · EP OPERATING COMPANY (1)
HARDIN (199) 27 11 -16 MOBIL PRODUCING TX. & N.M. INC. (3) · RADLEY, R. R. (2) · ACE PRODUCTIONS (1)
MCMULLEN (311) 32 11 -21 HAWN BROTHERS COMPANY (3) · ARCO OIL & GAS CO. (1) · DEKALB ENERGY COMPANY (1)
MENARD (327) 10 11 +1 QUINTX EXPLORATION, INC. (2) · CAG EXPLORATION, INC. (1) · DANIEL EXPLORATIONS INC (1)
MILAM (331) 13 11 -2 STILES ENERGY CORPORATION (7) · A.G.A. OIL CO. (1) · MCADAMS, WILLIAM H. LTD. (1)
REEVES (389) 12 11 -1 TEXASGULF INC. (5) · ICE BROTHERS, INC. (2) · PENNZOIL SULPHUR COMPANY (2)
BEXAR (29) 6 10 +4 SEEKER OIL COMPANY, INCORPORATED (7) · ALEXANDER ENERGY CORPORATION (2) · ARANSAS OIL COMPANY, INC. (1)
GLASSCOCK (173) 10 10 +0 ODESSA EXPLORATION, INC. (2) · TEXACO INC. (2) · ALLEDER INC. (1)
HUTCHINSON (233) 19 10 -9 HUBER, J. M., CORPORATION (5) · STRAT LAND EXPLORATION COMPANY (2) · DATAGAS, INC. (1)
PALO PINTO (363) 16 10 -6 DALLAS PRODUCTION, INC. (3) · K & M EXPLORATION, 1973-3 LTD. (2) · TEX-AM PETROLEUM CORP. (2)
RUSK (401) 8 10 +2 AMOCO PRODUCTION COMPANY (4) · APACHE CORPORATION (1) · GLOBAL NATURAL RESOURCES CORP. (1)
ZAVALA (507) 31 10 -21 ORYX ENERGY COMPANY (4) · ARROW PETROLEUM COMPANY (1) · EXPLORATION COMPANY, THE (1)
BASTROP (21) 9 9 +0 NELMS BROS. OIL PROPERTIES INC. (2) · BASTROP ENERGY GROUP (1) · GOLDMARK ENERGY CORPORATION (1)
FORT BEND (157) 10 9 -1 EXXON CORP. (3) · CHEVRON U. S. A. INC. (2) · HALLWOOD PETROLEUM, INC. (1)
GRAY (179) 17 9 -8 PHILLIPS PETROLEUM COMPANY (2) · CABOT PETROLEUM CORPORATION (1) · DYNE OIL & GAS,INC. (1)
HARDEMAN (197) 14 9 -5 TRIO OPERATING COMPANY, INC. (5) · RATLIFF OPERATING CORP. (2) · BURK ROYALTY COMPANY (1)
HENDERSON (213) 5 9 +4 EP OPERATING COMPANY (6) · LASMO ENERGY CORPORATION (1) · MARSHALL EXPL. INC. (1)
JEFFERSON (245) 16 9 -7 PB-KBB INC (3) · KAMLOK OIL & GAS, INC. (2) · ARCO OIL & GAS CO. (1)
NOLAN (353) 11 9 -2 O & G ENERGY, INC. (3) · COCKRELL PRODUCTION CO., INC. (1) · MCATEER,JAMES H & ASSOCIATES,INC (1)
SCHLEICHER (413) 11 9 -2 QUESTA OIL & GAS CO. (3) · BRISTOL RESOURCES CORPORATION (1) · CARAWAY OPERATING CO. (1)
VAN ZANDT (467) 17 9 -8 UNOCAL EXPLORATION CORPORATION (7) · ENERGY DEVELOPMENT CORP. (1) · PALMER PETROLEUM INC. (1)
BORDEN (33) 22 8 -14 AMOCO PRODUCTION COMPANY (2) · BETTIS, BOYLE & STOVALL (1) · CHEVRON U. S. A. INC. (1)
DICKENS (125) 8 8 +0 SAUDER MANAGEMENT COMPANY (4) · MEDDERS OIL COMPANY (3) · BOB & TED'S OPERATING (1)
HANSFORD (195) 12 8 -4 BRACKEN ENERGY COMPANY (2) · CONTINENTAL TREND RESOURCES, INC (1) · HARKEN EXPLORATION COMPANY (1)
HOOD (221) 6 8 +2 MISSISSIPPI VENTURES, INC. (4) · ROYALE OPERATING COMPANY (3) · BASAL CORPORATION (1)
NEWTON (351) 8 8 +0 MAERSK ENERGY INC. (2) · U.S. EXPLORATION COMPANY (2) · ARCO OIL & GAS CO. (1)
CHAMBERS (71) 12 7 -5 EXXON CORP. (2) · BENTON OIL AND GAS COMPANY (1) · FIRST ENERGY CORP. OF MISS. (1)
GRAYSON (181) 6 7 +1 EP OPERATING COMPANY (3) · BARON EXPLORATION CO. (1) · CHEVRON U. S. A. INC. (1)
MONTGOMERY (339) 7 7 +0 EXXON CORP. (3) · MOBIL PRODUCING TX. & N.M. INC. (2) · MITCHELL ENERGY CORPORATION (1)
OCHILTREE (357) 12 7 -5 AMERICAN EXPLORATION COMPANY (1) · BRACKEN ENERGY COMPANY (1) · HONDO OIL & GAS COMPANY DELAWARE (1)
ORANGE (361) 6 7 +1 AMERADA HESS CORPORATION (3) · KARBUHN OIL COMPANY (1) · LONG-TEX EXPLORATION, INC. (1)
TERRY (445) 5 7 +2 PALADIN PETROLEUM CORPORATION (2) · BRIDWELL OIL CO. (1) · ESTACADO ENERGY, INC. (1)
TOM GREEN (451) 10 7 -3 BROOKS, E. B., JR. (1) · HENDERSON, PETER OIL CO. (1) · IP PETROLEUM COMPANY, INC. (1)
BAYLOR (23) 10 6 -4 CHARDONNAY OPERATING, INC. (1) · CIRCLE M ROYALTY CO., INC. (1) · DENOCO INC. (1)
CLAY (77) 15 6 -9 BURNS OPERATING (1) · BURNS, P. C. OIL PRODUCERS INC. (1) · HEYDRICK PETROLEUM COMPANY (1)
FOARD (155) 8 6 -2 KUEHNE OIL COMPANY (2) · GUNN OIL COMPANY (1) · LARANCE ENGINEERING COMPANY (1)
GUADALUPE (187) 14 6 -8 FOUR OAKS INVESTMENTS, INC. (2) · P.S.N. PETROLEUM, INC. (2) · U.S. EXPLORATION COMPANY (2)
HEMPHILL (211) 8 6 -2 SONAT EXPLORATION COMPANY (2) · CHEVRON U. S. A. INC. (1) · GRUENERWALD,WILLIAM &ASSOC.,INC. (1)
HOUSTON (225) 10 6 -4 DENOVO OIL & GAS, INC. (2) · P.A.M. PETROLEUM, INC. (1) · PALMER PETROLEUM INC. (1)
LIBERTY (291) 10 6 -4 QUAIL CREEK OIL CORPORATION (2) · ATAPCO (1) · CHEVRON U. S. A. INC. (1)
MITCHELL (335) 18 6 -12 FINA OIL & CHEMICAL COMPANY (2) · ABRAXAS PETROLEUM CORPORATION (1) · HMH OPERATORS, INC. (1)
SHELBY (419) 4 6 +2 SONAT EXPLORATION COMPANY-MCR (2) · ARKLA EXPLORATION CO. (1) · ASHCO PRODUCTION, INC. (1)
ARANSAS (7) 1 5 +4 CONOCO INC. (1) · DINERO OIL CORPORATION (1) · LIVE OAK RESERVES, INC. (1)
CAMERON (61) 1 5 +4 BRIDGE OIL COMPANY, L. P. (3) · SEADRIFT PIPELINE CORPORATION (2)
CARSON (65) 4 5 +1 B & B FARM INDUSTRIES, INC. (2) · CONOCO INC. (1) · OSWEGO, INC. (1)
COKE (81) 12 5 -7 ORYX ENERGY COMPANY (3) · WAGMAN PETROLEUM, INC. (2)
FREESTONE (161) 12 5 -7 MILLER ENERGY, INC. (2) · GRACE PETROLEUM CORP. (1) · LANGHAM PETROLEUM EXPL. CORP. (1)
LIMESTONE (293) 8 5 -3 MITCHELL ENERGY CORPORATION (2) · HERD PRODUCING COMPANY, INC. (1) · MARATHON OIL COMPANY (1)
MARION (315) 7 5 -2 VINTAGE PETROLEUM, INC. (2) · FAIR OIL COMPANY (1) · JAMEX, INC. (1)
MAVERICK (323) 8 5 -3 CONOCO INC. (2) · MAVERICK ENERGY, INC. (1) · MAVERICK PROPERTIES (1)
MOORE (341) 18 5 -13 RICHMOND PETROLEUM INC. (4) · MAXUS EXPLORATION COMPANY (1)
JASPER (241) 4 4 +0 HANSON MINERALS CO. (2) · BECHTEL ENERGY RESOURCES CORP. (1) · HABER RESOURCES CORPORATION (1)
KAUFMAN (257) 2 4 +2 TALBERT, EUGENE OPERATING CO,INC (2) · FAIR OIL COMPANY (1) · ROWAN, AL (1)
LEE (287) 15 4 -11 BAR-MAC INVESTMENTS INC. (2) · CRESCENT EXPLORATION COMPANY (1) · GEMINI EXPLORATION COMPANY (1)
LUBBOCK (303) 3 4 +1 ENERGAS COMPANY (2) · SOCORRO EXPLORATION, INC. (1) · TEXLAND-RECTOR & SCHUMACHER (1)
NACOGDOCHES (347) 3 4 +1 OXY USA INC. (2) · GRACE PETROLEUM CORP. (1) · MARATHON OIL COMPANY (1)
ROBERTSON (395) 2 4 +2 UNION PACIFIC RESOURCES COMPANY (2) · NICHOLS,EDWIN S EXPLORATIONS INC (1) · NORTHFIELD ENTERPRISES (1)
TYLER (457) 2 4 +2 DAVIS BROS. OIL PRODUCERS, INC. (1) · EXXON CORP. (1) · FAMCOR OIL, INC. (1)
AUSTIN (15) 2 3 +1 ATAPCO (1) · FAMCOR OIL, INC. (1) · HANSON MINERALS CO. (1)
FALLS (145) 5 3 -2 K & D ENTERPRISES, INC. (3)
HARTLEY (205) 8 3 -5 MCKINNEY OPERATING COMPANY (2) · TRAVELERS OIL COMPANY (1)
KERR (265) 0 3 +3 CASHFLOW EXPLORATION, INC. (3)
LYNN (305) 1 3 +2 CONOCO INC. (3)
POLK (373) 9 3 -6 BLACK STONE OIL COMPANY (1) · EXXON CORP. (1) · POKO EXPLORATION COMPANY (1)
ROBERTS (393) 10 3 -7 CANYON EXPLORATION CO. (1) · HELMERICH & PAYNE, INC. (1) · ZINKE & TRUMBO, LTD. (1)
WASHINGTON (477) 7 3 -4 UNION PACIFIC RESOURCES COMPANY (2) · KEYSTONE EXPLORATION, INC (1)
WHEELER (483) 5 3 -2 CODA ENERGY, INC. (2) · MARSH OPERATING COMPANY (1)
WILLACY (489) 0 3 +3 CITATION OIL & GAS CORP. (1) · MOBIL PRODUCING TX. & N.M. INC. (1) · TEXACO INC. (1)
BRAZOS-LB (704) 2 3 +1 CONQUEST EXPLORATION COMPANY (2) · AMERICAN EXPLORATION COMPANY (1)
CHEROKEE (73) 2 2 +0 HERD PRODUCING COMPANY, INC. (1) · ROWAN, AL (1)
COTTLE (101) 5 2 -3 DIAMOND ENERGY, INC. (1) · SAMEDAN OIL CORPORATION (1)
ERATH (143) 1 2 +1 CHOLLA PETROLEUM, INC. (1) · PACK-MAN ENERGY COMPANY (1)
LAMB (279) 0 2 +2 DINERO OPERATING COMPANY (1) · WHEELER PROPERTIES (1)
MCCULLOCH (307) 0 2 +2 BAGLEY, ROY (1) · G & R PRODUCTION, INC. (1)
MOTLEY (345) 0 2 +2 CHEVRON U. S. A. INC. (1) · GILMORE OIL & GAS (1)
POTTER (375) 1 2 +1 HORIZON OIL & GAS CO. (1) · RIATA ENERGY, INC. (1)
RED RIVER (387) 1 2 +1 DIAMOND D OILFIELD SERVICES (1) · J B ENERGY, INC. (1)
SABINE (403) 0 2 +2 SARATOGA RESOURCES, INC. (2)
WALLER (473) 3 2 -1 DOMINION MINERALS CORPORATION (1) · EXXON CORP. (1)
WILLIAMSON (491) 1 2 +1 SEMINOLE PIPELINE COMPANY (1) · SOUTHWESTERN OIL CO. (1)
MATGRDA IS-SB (603) 2 2 +0 CHOCTAW II OIL & GAS, LTD. (2)
ANGELINA (5) 1 1 +0 CASKIDS OPERATING COMPANY (1)
BOWIE (37) 1 1 +0 ROGERS, MIKE DRILLING CO., INC. (1)
BREWSTER (43) 0 1 +1 UNION OIL COMPANY OF CALIFORNIA (1)
CHILDRESS (75) 1 1 +0 KADANE OIL COMPANY (1)
CROSBY (107) 13 1 -12 SOCORRO EXPLORATION, INC. (1)
DALLAS (113) 0 1 +1 MOBIL OIL CORPORATION (1)
FRANKLIN (159) 2 1 -1 MONCRIEF, W. A., JR. (1)
GRIMES (185) 1 1 +0 TRIO OPERATING COMPANY, INC. (1)
HAYS (209) 0 1 +1 PORTSMOUTH RESOURCES, INC. (1)
HILL (217) 1 1 +0 D OIL (1)
HOPKINS (223) 3 1 -2 FAIR OIL COMPANY (1)
MADISON (313) 5 1 -4 MARSHALL EXPL. INC. (1)
OLDHAM (359) 0 1 +1 HARKEN EXPLORATION COMPANY (1)
PRESIDIO (377) 0 1 +1 BAKER, DICK DRILLING COMPANY (1)
RAINS (379) 0 1 +1 UNOCAL EXPLORATION CORPORATION (1)
REAL (385) 0 1 +1 CASHFLOW EXPLORATION, INC. (1)
TITUS (449) 2 1 -1 HALL EXPLORATION, INC. (1)
TRINITY (455) 5 1 -4 PARTEN OIL CO. (1)
UPSHUR (459) 1 1 +0 PACIFIC ENTERPRISES OIL CO.(USA) (1)
VAL VERDE (465) 0 1 +1 HARDING WELL SERVICE CO. (1)
WALKER (471) 0 1 +1 NORTH CENTRAL OIL CORP. (1)
BRAZOS-SB (604) 1 1 +0 ENERGY DEVELOPMENT CORP. (1)
HIGH IS-LB (708) 1 1 +0 ARCO OIL & GAS CO. (1)
MUSTANG IS-E (712) 0 1 +1 CORPUS CHRISTI OIL & GAS CO. (1)
CASS (67) 9 0 -9
COLLIN (85) 1 0 -1
COMANCHE (93) 4 0 -4
DALLAM (111) 1 0 -1
DENTON (121) 6 0 -6
ELLIS (139) 3 0 -3
GILLESPIE (171) 1 0 -1
HAMILTON (193) 1 0 -1
KIMBLE (267) 1 0 -1
MEDINA (325) 4 0 -4
N PADRE IS-SB (601) 1 0 -1
S PADRE IS-LB (700) 1 0 -1
MATGRDA IS-LB (703) 2 0 -2