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: 1987Q1

Original drilling permits by county, shown as the change since 1986Q4. Hover over a county to see its numbers. Click one to compare its most active operators.

← 1986Q4 · 1987Q1 · 1987Q2 →    permit counts · change vs prior quarter

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

200 counties had at least one permit approved in 1987Q1.

Table view: every county with activity (217)
County1986Q4 1987Q1Δ Top operators (1987Q1)
ECTOR (135) 32 157 +125 AMOCO PRODUCTION COMPANY (100) · SHELL WESTERN E&P INC. (10) · CITIES SERVICE OIL & GAS CORP. (8)
ANDREWS (3) 90 90 +0 AMOCO PRODUCTION CO.-ANDREWS (19) · UNION OIL COMPANY OF CALIFORNIA (15) · EXXON CORP. (11)
WICHITA (485) 65 71 +6 LANDRUM WEST, INC. (13) · MOBIL PRODUCING TX. & N.M. INC. (10) · WILLIAMS PETROLEUM COMPANY (6)
BEXAR (29) 68 65 -3 R.D. OIL COMPANY (28) · SOMERSET INSULATION INC. (10) · CG OIL CO. (7)
YOUNG (503) 65 64 -1 BETTIS, BOYLE & STOVALL (4) · WES-MOR DRILLING, INC. (4) · AMERICAN FOSSIL ENERGY, INC. (3)
MILAM (331) 13 54 +41 NAVARRO EXPLORATION CO., INC. (20) · FOUR-C MANAGEMENT & INDUSTRIES (6) · MCCRARY OIL COMPANY (6)
MIDLAND (329) 49 48 -1 PARKER & PARSLEY PETROLEUM CO. (29) · MOBIL PRODUCING TX. & N.M. INC. (10) · ARCO OIL & GAS CO. (3)
EASTLAND (133) 52 47 -5 NORTH RIDGE CORPORATION (9) · AMERICAN FOSSIL ENERGY, INC. (6) · EXPANDING ENERGY CORPORATION (5)
YOAKUM (501) 32 47 +15 SHELL WESTERN E&P INC. (21) · ARCO OIL & GAS CO. (11) · AMOCO PRODUCTION COMPANY (10)
NUECES (355) 35 46 +11 CHAMPLIN PETROLEUM CO. (13) · KAMLOK, INC. (3) · SUN EXPL. & PROD. CO.-CORPUS (3)
JACKSON (239) 40 45 +5 MOBIL PRODUCING TX. & N.M. INC. (19) · ENGELKE, R. H. (3) · TEPCO ENGINEERING (3)
PECOS (371) 29 45 +16 MARATHON OIL COMPANY (22) · SHELL WESTERN E&P INC. (3) · TEXACO INC. (2)
WEBB (479) 39 44 +5 ENRON OIL & GAS COMPANY (7) · AMOCO PRODUCTION COMPANY (6) · TRANSAMERICAN NATURAL GAS CORP. (5)
HARRISON (203) 63 41 -22 EP OPERATING COMPANY (6) · WINCHESTER PRODUCTION COMPANY (6) · MARSHALL EXPL. INC. (3)
WHARTON (481) 36 41 +5 TEXACO INC. (6) · EXXON CORP. (4) · LADD PETROLEUM CORP. (4)
COLEMAN (83) 37 39 +2 LIGHT ENERGY (7) · HINCO OIL (6) · MAGNUM-TONTINE CORPORATION, THE (4)
JACK (237) 63 39 -24 BRADLEY, JOHN W. (3) · MITCHELL ENERGY CORPORATION (3) · CARIBOU OPERATING CO. (2)
LEE (287) 54 39 -15 WEBER ENERGY CORPORATION (7) · NOBLESON OPERATING, INC. (4) · TEX-LEE OPERATING COMPANY (4)
ARCHER (9) 73 37 -36 PIONEER OPERATING, INC. (6) · RIGGS PETROLEUM COMPANY (5) · ECHO PRODUCTION, INC. (2)
DUVAL (131) 40 37 -3 PLANTATION OPERATING CO., INC. (6) · RIO-TEX, INC. (3) · ALCO DRLG. CO. (2)
SHACKELFORD (417) 48 37 -11 KNIGHTSBRIDGE PETROLEUM CORP. (6) · BAM PRODUCTION COMPANY (3) · DELRAY OIL, INC. (3)
HIDALGO (215) 26 36 +10 SHELL WESTERN E&P INC. (8) · MOBIL PRODUCING TX. & N.M. INC. (5) · FOREST OIL CORPORATION (2)
STARR (427) 39 36 -3 SUN EXPL. & PROD. CO.-CORPUS (11) · EXXON CORP. (5) · AGCO PETROLEUM COMPANY (3)
VICTORIA (469) 26 35 +9 SUN EXPL. & PROD. CO.-CORPUS (8) · CAMBRIDGE OIL COMPANY (3) · CHAMPLIN PETROLEUM CO. (3)
BASTROP (21) 37 33 -4 BLACK GOLD OPERATING CO., INC. (3) · MINERALS OF TEXAS, INC. (3) · NUGGET OIL CORPORATION (3)
JONES (253) 53 33 -20 BFP OIL COMPANY (3) · KINLAW OIL CORPORATION (3) · FISHER, JACK INC. (2)
STEPHENS (429) 42 33 -9 CRUTCHER, DAVID F. (4) · BLACK GOLD PETROLEUM CO. (A) (2) · INVESTEX PETROLEUM, INC. (2)
BROWN (49) 40 32 -8 TEXAS OREGON PETROLEUM EXPL.INC. (8) · QUITA, INC. (6) · TEAGUE OPERATING CO. (3)
GAINES (165) 19 32 +13 UNION OIL COMPANY OF CALIFORNIA (10) · TENNECO OIL CO. (8) · PETROLEUM TECHNICAL SERVICES CO. (2)
HOWARD (227) 60 32 -28 MOBIL PRODUCING TX. & N.M. INC. (11) · GUTHRIE, A. K. OPERATING CO. (4) · BTA OIL PRODUCERS (3)
JIM WELLS (249) 22 32 +10 SUN EXPL. & PROD. CO.-CORPUS (11) · MOBIL PRODUCING TX. & N.M. INC. (8) · EXXON CORP. (2)
ZAPATA (505) 41 31 -10 ENRON OIL & GAS COMPANY (9) · TRANSAMERICAN NATURAL GAS CORP. (6) · ARCO OIL & GAS CO. (2)
BRAZORIA (39) 27 30 +3 AMOCO PRODUCTION COMPANY (7) · TEXACO INC. (3) · BROWN, C. L., III (2)
KENT (263) 12 30 +18 MOBIL PRODUCING TX. & N.M. INC. (20) · PIERCE OIL & GAS CO. (3) · SAUDER MANAGEMENT COMPANY (2)
RUNNELS (399) 44 30 -14 NEW HORIZON EXPLORATION, INC. (4) · PETRO-WEST CORPORATION (4) · ANDERSON, JAMES K. INC. (2)
CALLAHAN (59) 48 29 -19 ARIES OPERATING, INC. (2) · AUSTIN, H. E. (2) · DAVIS BROTHERS (2)
LEON (289) 25 29 +4 BAXTER, MURPHY H. (6) · MAJESTIC PETROLEUM CORPORATION (5) · TRIAD ENERGY CORPORATION (3)
THROCKMORTON (447) 45 29 -16 I.C. GAS AMCANA, INC. (4) · BETA OPERATING CO. (2) · BUFFUM & BAKER, INC. (2)
CALDWELL (55) 49 28 -21 NELMS BROS. OIL PROPERTIES INC. (8) · KECK, W. M., JR., MRS. (5) · HAZELETT OIL COMPANY, INC. (3)
CLAY (77) 38 28 -10 KUEHNE-PULLEN-KROT OIL (12) · BANDERA EXPLORATION COMPANY (3) · BURNS OPERATING (3)
GOLIAD (175) 35 27 -8 CAMBRIDGE OIL COMPANY (8) · COASTLINE EXPLORATION, INC. (2) · ABEL, M.D. CO. (1)
DAWSON (115) 21 26 +5 CITIES SERVICE OIL & GAS CORP. (13) · DAVIS & CARR ENERGY CO. (2) · MOBIL PRODUCING TX. & N.M. INC. (2)
HOCKLEY (219) 21 26 +5 WHEELER PROPERTIES (10) · AMOCO PRODUCTION CO.-LEVELLAND (5) · ROGERS, S. K. OIL, INC. (4)
KING (269) 31 26 -5 GUNN MANAGEMENT COMPANY (8) · TERRA RESOURCES, INC. (7) · SUN EXPL. & PROD. CO.-ABILENE (4)
LIVE OAK (297) 25 26 +1 INDIAN OIL LTD. (3) · ARCO OIL & GAS CO. (2) · COLOGNE PRODUCTION COMPANY (2)
PALO PINTO (363) 41 25 -16 TAG PRODUCTION, INC. (9) · RIFE, M. O., JR. (4) · STEPHENS, MORRIS (2)
REFUGIO (391) 25 25 +0 QUINTANA PET. CORP. (7) · AMOCO PRODUCTION COMPANY (6) · TXO PRODUCTION CORP. (3)
MITCHELL (335) 29 23 -6 MOBIL PRODUCING TX. & N.M. INC. (11) · ZUHONE, WILLIAM H. JR. (3) · CHEVRON U. S. A. INC. (1)
SAN PATRICIO (409) 28 23 -5 MOBIL PRODUCING TX. & N.M. INC. (6) · RINCON PETROLEUM CORPORATION (2) · ROYAL OIL & GAS CORP. (2)
TAYLOR (441) 25 23 -2 COMPUTECH ENERGY & EXPLOR., INC. (2) · DAVIS BROTHERS (2) · ENCON SERVICES, INC. (2)
BORDEN (33) 19 22 +3 UNION OIL COMPANY OF CALIFORNIA (6) · TEXACO INC. (4) · MOBIL PRODUCING TX. & N.M. INC. (2)
CROCKETT (105) 31 22 -9 WINTERSHALL CORPORATION (8) · INDIAN WELLS OIL COMPANY (3) · HALL, JOE OPERATING (2)
HARDEMAN (197) 21 22 +1 DECLEVA, PAUL (4) · EP OPERATING COMPANY (3) · FINNELL OIL CO. (3)
WISE (497) 20 22 +2 MITCHELL ENERGY CORPORATION (11) · EP OPERATING COMPANY (6) · ARGUS OIL CO. (1)
BROOKS (47) 14 21 +7 EXXON CORP. (16) · KIBBE, R. E. (2) · BENNETT, MILLS ESTATE (1)
HOUSTON (225) 15 21 +6 P.A.M. PETROLEUM, INC. (6) · C & D PETROLEUM EXPLORATION, INC (2) · REYNOLDS DRILLING CO., INC. (2)
KLEBERG (273) 10 21 +11 EXXON CORP. (11) · ENTERPRISE ROYALTY, INC. (4) · CITIES SERVICE OIL & GAS CORP. (2)
CHAMBERS (71) 19 20 +1 EXXON CORP. (12) · SUN EXPL. & PROD. CO.-LAFAYETTE (3) · BAYPORT OPERATING, INC. (1)
WINKLER (495) 22 20 -2 AMOCO PRODUCTION CO.-ANDREWS (5) · HILLIN-SIMON OIL COMPANY (3) · SUN EXPL. & PROD. CO.-MIDLAND (3)
WOOD (499) 22 20 -2 EXXON CORP. (8) · GREENWICH OIL CORPORATION (4) · ADOBE RESOURCES CORPORATION (1)
GARZA (169) 26 19 -7 WEST TEXAS PETROLEUM (4) · CO-CO OIL, INC. (2) · SHENANDOAH PETROLEUM CORPORATION (2)
LOVING (301) 9 19 +10 PARKER & PARSLEY PETROLEUM CO. (7) · EXXON CORP. (5) · POGO PRODUCING COMPANY (2)
NOLAN (353) 15 19 +4 E.S.I. (5) · COCKRELL PRODUCTION CO., INC. (3) · PRICE, W. H. (2)
ANDERSON (1) 9 18 +9 EXXON CORP. (4) · GARRISON OIL COMPANY (4) · AMERICAN SOUTHWEST LAND & PET. (1)
MARTIN (317) 34 18 -16 PARKER & PARSLEY PETROLEUM CO. (9) · SABINE CORPORATION (3) · GIEBEL PETROLEUM LTD. (1)
MOORE (341) 32 18 -14 M E G G , INC. (3) · STAHL PETROLEUM CO. (3) · TAYLOR, GORDON (3)
COCHRAN (79) 9 17 +8 PALADIN PETROLEUM CORPORATION (10) · ROGERS, S. K. OIL, INC. (2) · UNION TEXAS PETROLEUM CORP. (2)
CRANE (103) 14 17 +3 MOBIL PRODUCING TX. & N.M. INC. (4) · ARCO OIL & GAS CO. (3) · CHEVRON U. S. A. INC. (3)
MCMULLEN (311) 28 17 -11 SHELL WESTERN E&P INC. (3) · TANA OIL & GAS CORPORATION (2) · TEXACO INC. (2)
MONTAGUE (337) 26 17 -9 EP OPERATING COMPANY (2) · FELDERHOFF PRODUCTION COMPANY (2) · BENNETT PRODUCTION CORPORATION (1)
STONEWALL (433) 18 17 -1 MARTIN OIL CO. (2) · SCHIFF, H. G. & CO. (2) · SUN EXPL. & PROD. CO.-ABILENE (2)
WARD (475) 8 17 +9 CHEVRON U. S. A. INC. (3) · SHELL WESTERN E&P INC. (2) · BTA OIL PRODUCERS (1)
ATASCOSA (13) 26 16 -10 SPILLER, ROBERT S. (3) · CAMPBELL, L. W. (2) · SIERRA EXPLORATION COMPANY (2)
KNOX (275) 15 16 +1 LIVINGSTON, F. L. (7) · DOUBLE M PETROPROPERTIES, INC. (1) · HENDERSON & ERICKSON (1)
RUSK (401) 20 16 -4 ARCO OIL & GAS CO. (6) · HINTON PRODUCTION COMPANY (2) · ARNOLD ENERGY ENTERPRISES, INC. (1)
JEFFERSON (245) 3 15 +12 WILSON, CHARLES B., JR., INC. (5) · CARPENTER, W. T. INC. (2) · BUCHANAN, WAYMAN W. (1)
JIM HOGG (247) 14 15 +1 HUGHES TEXAS PETROLEUM, LTD. (6) · JENNINGS EXPLORATION COMPANY (2) · UNION TEXAS PETROLEUM CORP. (2)
REAGAN (383) 19 15 -4 PARKER & PARSLEY PETROLEUM CO. (9) · DCP, INC. (2) · CORONADO INTERNATIONAL, INC. (1)
TOM GREEN (451) 18 15 -3 CARAWAY OPERATING CO. (3) · HEXAGON OIL AND GAS INC. (2) · LAWRENCE, C. F. & ASSOC. INC. (2)
KENEDY (261) 12 14 +2 EXXON CORP. (11) · TXO PRODUCTION CORP. (3)
WILSON (493) 23 14 -9 P.S.N. PETROLEUM, INC. (9) · DBO OIL INCORPORATED (1) · EQUITY DRILLING COMPANY, INC. (1)
BEE (25) 18 13 -5 GULF SANDS OIL CO. (2) · AMOCO PRODUCTION COMPANY (1) · CHESNUTT, W.S. (1)
GUADALUPE (187) 15 13 -2 MOBIL PRODUCING TX. & N.M. INC. (5) · SBR OPERATING COMPANY (5) · SUE-ANN OIL & GAS COMPANY (3)
HENDERSON (213) 7 13 +6 EP OPERATING COMPANY (10) · CABOT PETROLEUM CORPORATION (1) · MCCONATHY PRODUCTION CO., INC. (1)
REEVES (389) 20 13 -7 PENNZOIL SULPHUR COMPANY (5) · CONOCO INC. (2) · MOBIL PRODUCING TX. & N.M. INC. (2)
TERRY (445) 9 13 +4 WHEELER, W. RIDLEY, EST. (5) · FULLER OPERATING COMPANY (2) · UNION TEXAS PETROLEUM CORP. (2)
HASKELL (207) 9 12 +3 MCKEEVER, TYRA, SWENSON VENTURE (2) · AMERICAN CASCADE ENERGY, INC. (1) · ASHTOLA EXPLORATION COMPANY,INC. (1)
HUTCHINSON (233) 20 12 -8 HUBER, J. M., CORPORATION (4) · HERRMANN, J.B. (2) · ARRINGTON OIL CO., INC. (1)
OCHILTREE (357) 23 12 -11 DIAMOND SHAMROCK EXPLORATION CO. (6) · AN-TEX PETROLEUM COMPANY (1) · COUROIL, INC. (1)
SCURRY (415) 12 12 +0 COCKRELL PRODUCTION CO., INC. (2) · MABEE PETROLEUM CORP. (2) · TEXACO INC. (2)
GALVESTON (167) 11 11 +0 SUN EXPL. & PROD. CO.-LAFAYETTE (3) · COX & PERKINS EXPLORATION, INC. (2) · COASTAL OIL & GAS CORPORATION (1)
HOOD (221) 13 11 -2 FOSSIL FUELS INC. (8) · NICHOLS OIL & GAS CORPORATION (3)
MATAGORDA (321) 20 11 -9 APD COMPANY (3) · EXXON CORP. (2) · BASS ENTERPRISES PRODUCTION CO. (1)
UPTON (461) 25 11 -14 CHEVRON U. S. A. INC. (2) · COX, JOHN L. (2) · MOBIL PRODUCING TX. & N.M. INC. (2)
WHEELER (483) 7 11 +4 SANTA FE ENERGY OPER. PART., LP (2) · CHEVRON U. S. A. INC. (1) · GIFFORD OPERATING COMPANY (1)
BRAZOS (41) 16 10 -6 BEXCO OPERATING, INC. (1) · BOW VALLEY OIL & GAS INC. (1) · CHEVRON U. S. A. INC. (1)
COLORADO (89) 15 10 -5 BRADEX OIL & GAS, INC. (1) · CARLESS RESOURCES (TEXAS) INC. (1) · HABER OIL COMPANY, INC. (1)
COOKE (97) 10 10 +0 KLEMENT, RICHARD (2) · KNIGHT, REUBEN B. (2) · COUGAR ENERGY DEVELOPMENT, INC. (1)
DIMMIT (127) 9 10 +1 MOBIL PRODUCING TX. & N.M. INC. (4) · JAMIN ENERGY, INC. (2) · OVERSEA OIL CO. (2)
FALLS (145) 7 10 +3 LAURITZEN ENERGY, INC. (5) · ESCONDIDO PETROLEUM COMPANY, INC (2) · ARIES OIL CORP. (1)
FAYETTE (149) 26 10 -16 COFFMAN, THOMAS D. INC. (1) · CONOCO INC. (1) · COUNTY MANAGEMENT, INC. (1)
LIPSCOMB (295) 8 10 +2 TXO PRODUCTION CORP. (3) · BRACKEN ENERGY COMPANY (1) · MAY PETROLEUM, INC. (1)
WILBARGER (487) 11 10 -1 MOBIL PRODUCING TX. & N.M. INC. (2) · WAGGONER, W. T., ESTATE (2) · BAM PRODUCTION COMPANY (1)
WILLACY (489) 8 10 +2 EXXON CORP. (5) · AMOCO PRODUCTION COMPANY (2) · AMERICAN SHORELINE, INC. (1)
CASS (67) 3 9 +6 TEXARK ENERGY CORPORATION (4) · SHELL WESTERN E&P INC. (2) · CRYSTAL OIL AND LAND CO. (1)
COKE (81) 14 9 -5 PERKINS-PROTHRO COMPANY (2) · SUN EXPL. & PROD. CO.-ABILENE (2) · FOX DRILLING, INC. (1)
DE WITT (123) 19 9 -10 DELAWARE DAVIS PETROLEUM CORP. (2) · RIO BRAVO OIL COMPANY (2) · BAR D OIL CORPORATION (1)
GLASSCOCK (173) 15 9 -6 STANDARD OIL PRODUCTION COMPANY (4) · EXXON CORP. (1) · KWJ ENTERPRISES (1)
GONZALES (177) 8 9 +1 ROYAL OIL & GAS CORP. (2) · ABRAHAM, JUDY (1) · BURNETT, G. K. (1)
HARDIN (199) 26 9 -17 TEXAKOTA, INC. (2) · ARCO OIL & GAS CO. (1) · MCGEE PETROLEUM CO. (1)
HARRIS (201) 15 9 -6 EXXON CORP. (3) · ANDERSON PETRO-EQUIPMENT, INC. (1) · KERN, JERRY WAYNE (1)
JASPER (241) 4 9 +5 APEXCO EXPLORATION & PROD., INC. (3) · HANSON MINERALS CO. (3) · FAMCOR OIL, INC. (1)
LAVACA (285) 15 9 -6 MOBIL PRODUCING TX. & N.M. INC. (2) · ARIEL RESOURCES, INC. (1) · CICO OIL & GAS COMPANY (1)
SCHLEICHER (413) 12 9 -3 SONORA SOUTHWEST PARTNERSHIP (2) · CARAWAY OPERATING CO. (1) · DISCOVERY OPERATING, INC. (1)
BURLESON (51) 9 8 -1 LEONARD, J. A. (2) · CJD EXPLORATION INC. (1) · CENTRAL PLAINS OIL AND GAS CORP. (1)
CONCHO (95) 13 8 -5 STREAM ENERGY, INC. (4) · WTG EXPLORATION, INC. (2) · EDAMMER, INC. (1)
FORT BEND (157) 10 8 -2 CHEVRON U. S. A. INC. (2) · EXXON CORP. (2) · MURCHISON OIL & GAS INC (1)
GRAY (179) 10 8 -2 CHASE PRODUCTION COMPANY (2) · BETA-TEX, AN OKLAHOMA CORP. (1) · CHAMPLIN PETROLEUM CO. (1)
HEMPHILL (211) 14 8 -6 DIAMOND SHAMROCK EXPLORATION CO. (2) · BHP PETROLEUM COMPANY INC. (1) · BRACKEN ENERGY COMPANY (1)
MEDINA (325) 53 8 -45 SOLAR OIL/O.R. SMITH (8)
PANOLA (365) 17 8 -9 CENESIA PETROLEUM CORPORATION (1) · HURLEY PETROLEUM CORPORATION (1) · PALM PETROLEUM CO. (1)
PARKER (367) 14 8 -6 TEXANA, INC. (2) · DALLAS PRODUCTION, INC. (1) · JJB OIL & GAS, INC. (1)
DICKENS (125) 4 7 +3 SAUDER MANAGEMENT COMPANY (3) · CLEAR FORK, INCORPORATED (1) · COX, JOHN L. (1)
FISHER (151) 14 7 -7 DOLCH PRODUCTION, INC. (1) · HALVEY ENERGY CO. (1) · RAMPART PETROLEUM, INCORPORATED (1)
FRIO (163) 5 7 +2 HINES, ARNOLD L. (3) · BAR D OIL CORPORATION (1) · HOLDEN ENERGY CORPORATION (1)
HANSFORD (195) 11 7 -4 STRAT LAND EXPLORATION COMPANY (2) · AMOCO PRODUCTION COMPANY (1) · INDIAN WELLS OIL COMPANY (1)
ROBERTS (393) 9 7 -2 DIAMOND SHAMROCK EXPLORATION CO. (2) · ALPAR RESOURCES, INC. (1) · GIFFORD OPERATING COMPANY (1)
CALHOUN (57) 11 6 -5 COLUMBIA GAS DEVELOPMENT CORP. (2) · KAISER-FRANCIS OIL COMPANY (1) · MCKENZIE PETROLEUM CO INC (1)
CULBERSON (109) 8 6 -2 TEXASGULF INC. (3) · PENNZOIL SULPHUR COMPANY (2) · PETRO-TEX OPERATING CO. (1)
NAVARRO (349) 16 6 -10 GAS GATHERERS INC. (3) · MASSAD OIL COMPANY (2) · BROWN, C. L., III (1)
SHERMAN (421) 6 6 +0 JNC RESOURCES COMPANY (2) · PHILLIPS PETROLEUM COMPANY (2) · DIAMOND SHAMROCK EXPLORATION CO. (1)
STERLING (431) 14 6 -8 TEXACO INC. (2) · GCO DRILLING COMPANY (1) · IP PETROLEUM COMPANY, INC. (1)
CHEROKEE (73) 10 5 -5 EXXON CORP. (3) · CHAMBERS EXPLORATION, INC. (1) · TRANS-TEXAS RESOURCES, INC. (1)
FREESTONE (161) 5 5 +0 TXO PRODUCTION CORP. (3) · KAISER-FRANCIS OIL COMPANY (1) · RUSSELL, G. W. (1)
KARNES (255) 10 5 -5 DELRAY OIL, INC. (2) · BRIGHT & CO. (1) · NUGGET OIL CORPORATION (1)
LIMESTONE (293) 5 5 +0 HERD PRODUCING COMPANY, INC. (2) · TXO PRODUCTION CORP. (1) · WARRIOR RESOURCES INC. (1)
MONTGOMERY (339) 7 5 -2 STANDARD OIL PRODUCTION COMPANY (2) · EXXON CORP. (1) · MCCORD EXPLORATION CO. (1)
ZAVALA (507) 10 5 -5 MANITOU EXPLORATION CO OF TX,INC (1) · MATZINGER PETROLEUM CO (1) · MUELLER ENGINEERING CORP. (1)
BOWIE (37) 2 4 +2 MURPHY OIL USA, INC. (2) · REYNOLDS DRILLING CO., INC. (2)
COTTLE (101) 3 4 +1 WHALEN DRILLING & MINING CO. (2) · BASS ENTERPRISES PRODUCTION CO. (1) · SOJOURNER DRILLING CORPORATION (1)
CROSBY (107) 2 4 +2 ARCO OIL & GAS CO. (4)
GRAYSON (181) 11 4 -7 SHELL WESTERN E&P INC. (3) · ELAND ENERGY, INC. (1)
LIBERTY (291) 7 4 -3 KILROY COMPANY OF TEXAS, INC. (2) · MCCALEB OIL CORPORATION (I) (1) · SMART, A. J. (1)
MENARD (327) 4 4 +0 PATTON, LLOYD (2) · LEEDE OIL & GAS INC. (1) · SHA-JAM OPERATING CORP. (1)
ORANGE (361) 3 4 +1 CELERON OIL & GAS CO. (3) · PETRUS OIL COMPANY, L.P. (1)
POLK (373) 7 4 -3 ARCO OIL & GAS CO. (1) · EXXON CORP. (1) · MCCORD EXPLORATION CO. (1)
RED RIVER (387) 3 4 +1 SANTA FE MINERALS, INC. (3) · GLASS DRILLING CO. (1)
SHELBY (419) 6 4 -2 ANDERSON OIL CORPORATION (1) · SONAT EXPLORATION COMPANY (1) · TXO PRODUCTION CORP. (1)
SMITH (423) 15 4 -11 MASSAD OIL COMPANY (1) · PALRICH OIL CORPORATION (1) · TEXACO PRODUCING INC. (1)
SUTTON (435) 24 4 -20 GROVER OIL COMPANY (2) · SONORA SOUTHWEST PARTNERSHIP (2)
WALKER (471) 0 4 +4 EXPLO, INC. (1) · HOUSTON PETROLEUM COMPANY (1) · MORAN CORPORATION, THE (1)
BAYLOR (23) 3 3 +0 CHARDONNAY (2) · OSCEOLA OIL & GAS CORPORATION (1)
CARSON (65) 0 3 +3 ALL AMERICAN OIL & GAS, INC. (1) · BRYAN EXPLORATION COMPANY (1) · 3-G OIL & GAS, INC. (1)
EDWARDS (137) 0 3 +3 SONORA SOUTHWEST PARTNERSHIP (1) · STATEX PETROLEUM INC. (1) · WINCHESTER ENERGY OPERATING CO. (1)
HOPKINS (223) 1 3 +2 GOLDSTON OIL CORPORATION (1) · SUN EXPL. & PROD. CO.-LONGVIEW (1) · TEXAS UNITED OIL & GAS, INC. (1)
IRION (235) 10 3 -7 BATES, DALE L. (1) · INDIAN WELLS OIL COMPANY (1) · QUESTA OIL & GAS CO. (1)
LA SALLE (283) 5 3 -2 BUFFALO OIL CORP. (1) · CHANOCO CORPORATION (1) · HUGHES TEXAS PETROLEUM, LTD. (1)
MAVERICK (323) 7 3 -4 BURCH OIL AND GAS CORPORATION (1) · JANCO OPERATING (1) · PETROREY, INC. (1)
NEWTON (351) 4 3 -1 CHEVRON U. S. A. INC. (1) · PETRUS OIL COMPANY, L.P. (1) · SPARTAN PETROLEUM CORP. (1)
SAN JACINTO (407) 3 3 +0 HOUSTON OIL FIELDS CO. (2) · SOUTHERN UNION EXPLORATION CO. (1)
TRINITY (455) 2 3 +1 COASTAL WELL SALVAGE, INC. (2) · MCLARTY OIL CORPORATION (1)
TYLER (457) 7 3 -4 FAMCOR OIL, INC. (1) · HEMUS, INC. (1) · STANDARD OIL PRODUCTION COMPANY (1)
S PADRE IS-LB (700) 0 3 +3 MOBIL PRODUCING TX. & N.M. INC. (3)
MATGRDA IS-LB (703) 1 3 +2 CORPUS CHRISTI OIL & GAS CO. (1) · MOBIL PRODUCING TX. & N.M. INC. (1) · TENNECO OIL COMPANY-TGCD (1)
ARANSAS (7) 2 2 +0 CAMERON, PAUL E., JR., INC. (1) · RANCHO RESOURCES CORPORATION (1)
AUSTIN (15) 4 2 -2 EXXON CORP. - HOUSTON (1) · LOWMAR EXPLORATION COMPANY (1)
ERATH (143) 5 2 -3 HEXAGON OIL AND GAS INC. (2)
FOARD (155) 2 2 +0 KADANE OIL COMPANY (1) · SODERSTROM, GLEN S. (1)
GREGG (183) 4 2 -2 D-S-B PROPERTIES, INC. (1) · TEXAS ROYALTY CORP. (1)
HARTLEY (205) 4 2 -2 CELERON OIL & GAS CO. (1) · RAYDON EXPLORATION, INC. (1)
KAUFMAN (257) 3 2 -1 EXXON CORP. (1) · PITTS OIL CO.-DALLAS PROD. INC. (1)
LUBBOCK (303) 4 2 -2 AMOCO PRODUCTION COMPANY (1) · TEXLAND-RECTOR & SCHUMACHER (1)
MCLENNAN (309) 0 2 +2 BRAZOS OIL CO. (2)
MADISON (313) 7 2 -5 BARCO OIL & GAS CO. (1) · DALTEX ENERGY COMPANY (1)
MARION (315) 5 2 -3 ARKLA, INC. (1) · MACHIN, ART & ASSOCIATES, INC. (1)
NACOGDOCHES (347) 13 2 -11 HARRISON INTERESTS, LTD. (1) · PRAIRIE PRODUCING COMPANY (1)
UPSHUR (459) 5 2 -3 PRAIRIE PRODUCING COMPANY (1) · TXO PRODUCTION CORP. (1)
VAN ZANDT (467) 5 2 -3 UNION EXPL. PARTNERS, LTD. (2)
WASHINGTON (477) 1 2 +1 BBL OIL & GAS COMPANY (1) · BRENHAM DRILLING CO. (1)
CHILDRESS (75) 1 1 +0 LEONARD BROTHERS OPERATING CO. (1)
COMANCHE (93) 3 1 -2 SHERMAN, L. B. (1)
DENTON (121) 0 1 +1 PALO PETROLEUM, INC. (1)
FLOYD (153) 0 1 +1 STALEY OPERATING CO. (1)
GRIMES (185) 5 1 -4 G S I, INC. (1)
HILL (217) 1 1 +0 GEOLAND, INC. (1)
HUNT (231) 0 1 +1 TALISMAN ENERGY CORPORATION (1)
KIMBLE (267) 1 1 +0 PETROMEK OIL CO. (1)
KINNEY (271) 0 1 +1 GLINT, INC. (1)
LAMAR (277) 0 1 +1 KING RANCH OIL & GAS, INC. (1)
LAMB (279) 1 1 +0 AMOCO PRODUCTION COMPANY (1)
MCCULLOCH (307) 2 1 -1 LILLIS, MICHAEL D. (1)
MILLS (333) 1 1 +0 STOCKARD DRILLING, INC. (1)
OLDHAM (359) 2 1 -1 CELERON OIL & GAS CO. (1)
POTTER (375) 10 1 -9 LEAMON OIL CO. (1)
PRESIDIO (377) 1 1 +0 ADCO ENERGY, INC. (1)
RAINS (379) 0 1 +1 ADOBE RESOURCES CORPORATION (1)
ROBERTSON (395) 1 1 +0 TXO PRODUCTION CORP. (1)
TERRELL (443) 4 1 -3 TENNECO OIL CO. (1)
TITUS (449) 0 1 +1 TXO PRODUCTION CORP. (1)
GALVESTON-LB (706) 0 1 +1 CORPUS CHRISTI OIL & GAS CO. (1)
ANGELINA (5) 3 0 -3
BREWSTER (43) 3 0 -3
BURNET (53) 1 0 -1
FRANKLIN (159) 1 0 -1
HALE (189) 2 0 -2
LYNN (305) 3 0 -3
MORRIS (343) 1 0 -1
MOTLEY (345) 2 0 -2
SAN SABA (411) 1 0 -1
TARRANT (439) 1 0 -1
TRAVIS (453) 1 0 -1
VAL VERDE (465) 2 0 -2
WALLER (473) 1 0 -1
WILLIAMSON (491) 2 0 -2
MATGRDA IS-SB (603) 1 0 -1
GALVESTON-SB (605) 1 0 -1
BRAZOS-LB (704) 2 0 -2