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: 1999Q4 vs 1999Q3

The operators whose permit counts moved the most between 1999Q3 and 1999Q4, statewide. Click a name to see the full comparison in that operator's busiest counties.

← 1999Q3 · 1999Q4 · 2000Q1 →

Top gainers

OperatorP-5 1999Q31999Q4 ΔΔ% Busiest counties (1999Q4)
ANADARKO PETROLEUM CORPORATION Delinquent 43 95 +52 +120.9% FREESTONE · HOWARD · SCURRY
EOG RESOURCES, INC. Active-Ext 5 36 +31 +620.0% ZAPATA · PANOLA · WEBB
CHEVRON U. S. A. INC. Active 13 34 +21 +161.5% CRANE · UPTON · MITCHELL
SANTA FE SNYDER CORPORATION Delinquent 2 23 +21 +1050.0% HOWARD · TERRY · GAINES
UNION PACIFIC RESOURCES COMPANY Inactive 25 46 +21 +84.0% PANOLA · CROCKETT · LEE
MARATHON OIL COMPANY Delinquent 38 56 +18 +47.4% PECOS · CROCKETT · HOWARD
PHILLIPS PETROLEUM COMPANY Inactive 10 24 +14 +140.0% SHERMAN · ANDREWS · GOLIAD
KOKOMO ENERGY, INC. Delinquent 3 16 +13 +433.3% PALO PINTO · STEPHENS
PEBA OIL & GAS CO. Delinquent 7 19 +12 +171.4% MONTAGUE
ACCESS RESOURCES INC. Inactive 0 11 +11 n/a (from zero) WILBARGER
ALTURA ENERGY LTD. Inactive 39 50 +11 +28.2% HOCKLEY · GAINES · YOAKUM
L.C.S. PRODUCTION COMPANY Active 4 15 +11 +275.0% TAYLOR · COKE · THROCKMORTON
COLLINS & WARE, INC. Inactive 11 21 +10 +90.9% NUECES · MIDLAND · KLEBERG
KERR-MCGEE OIL & GAS ONSHORE LLC Inactive 2 12 +10 +500.0% STARR · KLEBERG · CHAMBERS
OXY USA INC. Active 3 13 +10 +333.3% ECTOR · ANDREWS · MIDLAND
BELLWETHER EXPLORATION COMPANY Inactive 7 16 +9 +128.6% IRION · WHARTON · ZAPATA
HOCO, INC. Inactive 0 9 +9 n/a (from zero) WICHITA · WILBARGER
CHARRO OPERATING, L.L.C. Active 2 10 +8 +400.0% GOLIAD
OEXCO, INC. Inactive 0 7 +7 n/a (from zero) MONTAGUE
PRIZE OPERATING COMPANY Inactive 0 7 +7 n/a (from zero) ZAPATA · COLORADO · DUVAL
AMOCO PRODUCTION COMPANY Inactive 9 15 +6 +66.7% PANOLA · HARRISON · JEFFERSON
CHOLLA PETROLEUM, INC. Active 3 9 +6 +200.0% GARZA · ARCHER
CUMMINS & WALKER OIL CO., INC. Active 4 10 +6 +150.0% VICTORIA · REFUGIO
HADLEY OIL Inactive 0 6 +6 n/a (from zero) MONTAGUE
HELMERICH & PAYNE, INC. Inactive 1 7 +6 +600.0% JEFFERSON · HEMPHILL · GALVESTON

Top decliners

OperatorP-5 1999Q31999Q4 ΔΔ% Busiest counties (1999Q4)
PIONEER NATURAL RES. USA, INC. Active 78 30 -48 -61.5% MIDLAND · MOORE · POTTER
ENRON OIL & GAS COMPANY Inactive 25 0 -25 -100.0%
MITCHELL ENERGY CORPORATION Inactive 65 46 -19 -29.2% WISE · DENTON · COLORADO
EXXON CORP. See-Remarks 46 29 -17 -37.0% WOOD · ANDREWS · CHAMBERS
SAMSON LONE STAR LP Inactive 30 14 -16 -53.3% RUSK · PANOLA · WHARTON
MERIT ENERGY COMPANY Active 20 6 -14 -70.0% CHAMBERS · ECTOR · HARRIS
UNION OIL COMPANY OF CALIFORNIA Inactive 21 9 -12 -57.1% VAN ZANDT · ECTOR · PECOS
SANTA FE ENERGY RESOURCES, INC. Inactive 11 0 -11 -100.0%
CROSS TIMBERS OPERATING COMPANY Inactive 32 22 -10 -31.2% GREGG · HENDERSON · TERRY
WESTPORT OIL AND GAS COMPANY INC Inactive 11 1 -10 -90.9% HOWARD
BELCO ENERGY CORP. Inactive 12 3 -9 -75.0% ANDREWS · PECOS · WICHITA
HENRY PETROLEUM CORP. Inactive 11 2 -9 -81.8% ANDREWS · MIDLAND
KERR-MCGEE CORPORATION Inactive 9 0 -9 -100.0%
DREYFUS, LOUIS NATURAL GAS CORP Inactive 60 52 -8 -13.3% SUTTON · EDWARDS · LAVACA
ESCONDIDO PETROLEUM COMPANY, INC Active 8 0 -8 -100.0%
SOJOURNER DRILLING CORPORATION Active 9 1 -8 -88.9% CALLAHAN
FINA OIL & CHEMICAL COMPANY Inactive 18 11 -7 -38.9% PANOLA · HIDALGO · STARR
KILLAM OIL CO., LTD. Active 12 5 -7 -58.3% DUVAL · WEBB
RAPTOR RESOURCES, INC. Active 7 0 -7 -100.0%
T-N-T ENGINEERING, INC. Delinquent 8 1 -7 -87.5% SHACKELFORD
UNITED OIL & MINERALS, INC. Inactive 10 3 -7 -70.0% LAVACA · JEFFERSON
C & E OPERATING, INC. Inactive 13 7 -6 -46.2% GOLIAD · REFUGIO · SAN PATRICIO
ENERGEN RESOURCES CORPORATION Inactive 13 7 -6 -46.2% MIDLAND · UPTON · ANDREWS
HIGH ISLAND OIL CORPORATION Inactive 6 0 -6 -100.0%
PENNZENERGY EXP. & PROD., L.L.C. Inactive 23 17 -6 -26.1% PANOLA · CRANE · ZAPATA

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.