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.

Who's moving: 1977Q4 vs 1977Q3

The operators whose permit counts moved the most between 1977Q3 and 1977Q4, statewide. Click a name to see the full comparison in that operator's busiest counties.

← 1977Q3 · 1977Q4 · 1978Q1 →

Top gainers

OperatorP-5 1977Q31977Q4 ΔΔ% Busiest counties (1977Q4)
AMOCO PRODUCTION COMPANY Inactive 99 170 +71 +71.7% ECTOR · HOCKLEY · REFUGIO
ASHLAND OIL, INC. Inactive 4 41 +37 +925.0% BREWSTER · PRESIDIO
HARKEN OIL & GAS, INC Inactive 0 35 +35 n/a (from zero) PALO PINTO · PARKER · COTTLE
WILLIAMS, CLAYTON W., JR. Inactive 21 54 +33 +157.1% WARD · LEE · BRAZOS
AMERADA HESS CORPORATION Inactive 5 33 +28 +560.0% GAINES · VICTORIA · WILBARGER
DAVIS OIL COMPANY Inactive 3 26 +23 +766.7% BRAZORIA · CALHOUN · WEBB
COX, JOHN L. Inactive 9 31 +22 +244.4% UPTON · IRION · MIDLAND
INTEGRAL ENERGY CORP. Inactive 5 25 +20 +400.0% MATAGORDA · CALHOUN · NUECES
GENERAL CRUDE OIL CO. Inactive 12 30 +18 +150.0% LAVACA · HARDIN · LIBERTY
JAY-BO, INC. Inactive 7 25 +18 +257.1% SCHLEICHER
LEONARD RESOURCES Inactive 0 17 +17 n/a (from zero) COKE · TOM GREEN · RUNNELS
MUSTANG EXPLORATION CO., INC. Inactive 6 22 +16 +266.7% WHARTON
MCFADDEN OIL CORPORATION Delinquent 12 27 +15 +125.0% BEXAR · MEDINA
TIPCO Inactive 9 24 +15 +166.7% MITCHELL · LEE · NOLAN
BRASWELL, J. V. Inactive 0 14 +14 n/a (from zero) RUNNELS
CORNELL OIL CO. Inactive 0 14 +14 n/a (from zero) YOAKUM
ENSERCH EXPLORATION, INC Inactive 13 26 +13 +100.0% REEVES · WISE · HENDERSON
CHALMERS, JOHN H. Inactive 12 24 +12 +100.0% JONES · TAYLOR · COMANCHE
CHITAL PETROLEUM CORP. Inactive 0 12 +12 n/a (from zero) WICHITA · YOUNG
CROWN CENTRAL PETROLEUM CORP. Inactive 5 17 +12 +240.0% NAVARRO · BORDEN · BRAZOS
DELRAY OIL, INC. Active 11 23 +12 +109.1% BROWN · GUADALUPE · CALDWELL
HOLLY ENERGY, INC. Inactive 0 12 +12 n/a (from zero) JACKSON · JIM WELLS · WHARTON
IEC CORP. Inactive 0 12 +12 n/a (from zero) LIVE OAK
RIAL OIL CO. Inactive 2 14 +12 +600.0% CROCKETT · WINKLER · REAGAN
SHAR-ALAN OIL COMPANY Inactive 1 13 +12 +1200.0% WEBB

Top decliners

OperatorP-5 1977Q31977Q4 ΔΔ% Busiest counties (1977Q4)
GULF OIL CORP. Inactive 199 109 -90 -45.2% CRANE · HOOD · FORT BEND
ATLANTIC RICHFIELD CO. Inactive 161 109 -52 -32.3% COOKE · CRANE · ECTOR
CONTINENTAL OIL COMPANY Inactive 122 77 -45 -36.9% ECTOR · STARR · HOWARD
MOBIL OIL CORPORATION Delinquent 110 70 -40 -36.4% JACKSON · GAINES · STEPHENS
BRIDWELL OIL CO. Active 29 15 -14 -48.3% CLAY · JACK · WISE
GUTHRIE, A. K. OPERATING CO. Inactive 15 1 -14 -93.3% MITCHELL
MID AMERICA RESOURCES CORP. Inactive 14 0 -14 -100.0%
EXXON CORP. See-Remarks 286 273 -13 -4.5% KLEBERG · BROOKS · KENEDY
GAS PRODUCING ENTERPRISES, INC. Inactive 33 21 -12 -36.4% POTTER · DIMMIT · ZAPATA
KERR-MCGEE CORPORATION Inactive 14 2 -12 -85.7% HENDERSON · WISE
KEWANEE OIL COMPANY Inactive 15 3 -12 -80.0% DAWSON · SCURRY
MARATHON OIL COMPANY Delinquent 28 16 -12 -42.9% SAN PATRICIO · MATAGORDA · STERLING
CHAMPLIN PETROLEUM CO. Inactive 24 13 -11 -45.8% PANOLA · NUECES · ZAVALA
CRYSTAL OIL AND LAND CO. Inactive 14 3 -11 -78.6% NUECES · VAN ZANDT
PAUTSKY, NORMAN Inactive 16 5 -11 -68.8% COLEMAN
PETROTEX OIL & GAS, INC. Inactive 12 1 -11 -91.7% BROWN
SHELL OIL COMPANY Delinquent 74 63 -11 -14.9% ECTOR · WARD · YOAKUM
ANDERSON PETROLEUM, INC. Inactive 19 9 -10 -52.6% CROCKETT
BLAIR OIL COMPANY Inactive 11 1 -10 -90.9% CARSON
MR OIL COMPANY Inactive 10 0 -10 -100.0%
WEEKS PETROLEUM CORPORATION Inactive 10 0 -10 -100.0%
GEOLOGICAL RESEARCH CORP. Inactive 12 3 -9 -75.0% GONZALES
GUNN OIL COMPANY Active 12 3 -9 -75.0% KING · COTTLE
LADD PETROLEUM CORP. Inactive 17 8 -9 -52.9% CALHOUN · FRIO · PECOS
MOTE RESOURCES, INC. Inactive 10 1 -9 -90.0% WISE

Counts are original permits by approval date, credited to whoever holds the permit now. Watch the percentage column when the starting number is small: +200% might just mean two permits.