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: 1990Q4 vs 1990Q3

The operators whose permit counts moved the most between 1990Q3 and 1990Q4, statewide. Click a name to see the full comparison in that operator's busiest counties.

← 1990Q3 · 1990Q4 · 1991Q1 →

Top gainers

OperatorP-5 1990Q31990Q4 ΔΔ% Busiest counties (1990Q4)
AMOCO PRODUCTION COMPANY Inactive 21 93 +72 +342.9% HOCKLEY · GAINES · ECTOR
EXXON CORP. See-Remarks 71 122 +51 +71.8% COCHRAN · BROOKS · UPTON
RICHMOND PETROLEUM INC. Inactive 4 42 +38 +950.0% LOVING · MOORE
EP OPERATING COMPANY Inactive 8 39 +31 +387.5% BORDEN · HARRISON · HARDEMAN
PARKER & PARSLEY, LTD. Inactive 39 69 +30 +76.9% MIDLAND · MARTIN · UPTON
AMERICAN EXPLORATION COMPANY Inactive 16 32 +16 +100.0% SUTTON · MCMULLEN · HOWARD
MOBIL PRODUCING TX. & N.M. INC. Active 66 82 +16 +24.2% HARDIN · JACKSON · JIM WELLS
ADOBE RESOURCES CORPORATION Inactive 1 15 +14 +1400.0% MARTIN · WARD · MATGRDA IS-LB
PHILLIPS PETROLEUM COMPANY Inactive 16 27 +11 +68.8% ANDREWS · SHERMAN · HANSFORD
HARKEN EXPLORATION COMPANY Inactive 1 11 +10 +1000.0% GRAY · VICTORIA
QUESTA OIL & GAS CO. Inactive 8 18 +10 +125.0% CROCKETT · SCHLEICHER
ENRON OIL & GAS COMPANY Inactive 21 30 +9 +42.9% SUTTON · ZAPATA · WEBB
HENRY PETROLEUM CORP. Inactive 2 11 +9 +450.0% MIDLAND · DAWSON · REAGAN
QUINTANA PET. CORP. Inactive 20 29 +9 +45.0% REFUGIO · JEFFERSON
SAMEDAN OIL CORPORATION Inactive 3 12 +9 +300.0% CASS · GAINES · CRANE
IP PETROLEUM COMPANY, INC. Inactive 12 20 +8 +66.7% STERLING · UPTON · GAINES
QUINTX EXPLORATION, INC. Inactive 10 18 +8 +80.0% CONCHO · MENARD
U.S. EXPLORATION COMPANY Inactive 4 12 +8 +200.0% DE WITT · DUVAL · NEWTON
BRIDGE OIL COMPANY, L. P. Inactive 4 11 +7 +175.0% ANDREWS · DAWSON · GONZALES
HUBER, J. M., CORPORATION Active 10 17 +7 +70.0% GARZA · HUTCHINSON · MOORE
MR OIL COMPANY Inactive 0 7 +7 n/a (from zero) WARD
STILES ENERGY CORPORATION Inactive 0 7 +7 n/a (from zero) MILAM
SULLIVAN, HOLLIS R. INC. Inactive 6 13 +7 +116.7% CONCHO · THROCKMORTON · BAYLOR
TEXACO E & P INC. Delinquent 0 7 +7 n/a (from zero) BURLESON · GREGG · WEBB
UNION PACIFIC RESOURCES COMPANY Inactive 68 75 +7 +10.3% BURLESON · BRAZOS · NUECES

Top decliners

OperatorP-5 1990Q31990Q4 ΔΔ% Busiest counties (1990Q4)
CHEVRON U. S. A. INC. Active 94 55 -39 -41.5% UPTON · WARD · ECTOR
WAGGONER, W. T., ESTATE Delinquent 31 0 -31 -100.0%
TEXACO PRODUCING INC. Inactive 57 27 -30 -52.6% BURLESON · YOAKUM · ECTOR
ADDWEST MINERALS, INC. Delinquent 36 9 -27 -75.0% CULBERSON
BEARD OIL COMPANY Inactive 23 0 -23 -100.0%
WALSH PETROLEUM, INC. Inactive 22 3 -19 -86.4% HOCKLEY
LADD PETROLEUM CORP. Inactive 15 1 -14 -93.3% JACKSON
MCGOWAN, JOHN W. Inactive 12 1 -11 -91.7% NEWTON
O'NEILL PROPERTIES, LTD. Active 10 0 -10 -100.0%
SUNDANCE RESOURCES, INC. Inactive 12 2 -10 -83.3% BROWN · MCMULLEN
TEXACO INC. Inactive 29 19 -10 -34.5% ANDREWS · GLASSCOCK · HOCKLEY
WAGNER & BROWN Inactive 16 6 -10 -62.5% STERLING
BRINKOETER GAS & OIL Inactive 9 0 -9 -100.0%
OXY USA INC. Active 45 36 -9 -20.0% ECTOR · DAWSON · COLORADO
TXO PRODUCTION CORP. Inactive 10 1 -9 -90.0% LEON
LAKEWOOD PRODUCTION CO. Inactive 8 0 -8 -100.0%
LANDRUM WEST, INC. Inactive 20 12 -8 -40.0% WICHITA · ARCHER · WILBARGER
SHENANDOAH OIL, INC. (I) Inactive 8 0 -8 -100.0%
ARCO OIL & GAS CO. Inactive 35 28 -7 -20.0% CROSBY · ANDREWS · HIDALGO
ESENJAY PETROLEUM CORP. Inactive 9 2 -7 -77.8% HIDALGO · SAN PATRICIO
SONAT EXPLORATION COMPANY-MCR Inactive 13 6 -7 -53.8% PANOLA · SHELBY · HARRISON
AMERICAN GAS STORAGE CORPORATION Inactive 6 0 -6 -100.0%
CORPUS CHRISTI OIL & GAS CO. Inactive 7 1 -6 -85.7% BRAZOS-LB
GARRISON OIL COMPANY Inactive 6 0 -6 -100.0%
NORTH CENTRAL OIL CORP. Inactive 11 5 -6 -54.5% WHARTON · COLORADO · FRIO

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.