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: 2011Q1 vs 2010Q4

The operators whose permit counts moved the most between 2010Q4 and 2011Q1, statewide. Click a name to see the full comparison in that operator's busiest counties.

← 2010Q4 · 2011Q1 · 2011Q2 →

Top gainers

OperatorP-5 2010Q42011Q1 ΔΔ% Busiest counties (2011Q1)
TALISMAN ENERGY USA INC. Inactive 8 96 +88 +1100.0% LA SALLE · MCMULLEN · BEE
OMNI OIL & GAS, INC. Inactive 0 41 +41 n/a (from zero) MILAM
LEGADO PERMIAN, LLC Inactive 1 37 +36 +3600.0% ECTOR
KINDER MORGAN PRODUCTION CO LLC Active 23 54 +31 +134.8% SCURRY · PECOS · STONEWALL
FOREST OIL CORPORATION Inactive 18 48 +30 +166.7% GONZALES · WHEELER · HEMPHILL
PIONEER NATURAL RES. USA, INC. Active 182 211 +29 +15.9% UPTON · MARTIN · MIDLAND
RSP PERMIAN, LLC Inactive 0 28 +28 n/a (from zero) MIDLAND · MARTIN · ECTOR
OXY USA INC. Active 8 35 +27 +337.5% WARD · MARTIN · ANDREWS
BERRY OIL COMP. Inactive 15 40 +25 +166.7% ECTOR · MARTIN · MIDLAND
ENDEAVOR ENERGY RESOURCES L.P. Active 51 75 +24 +47.1% MARTIN · REAGAN · MIDLAND
JUNO OPERATING COMPANY, LLC Inactive 0 23 +23 n/a (from zero) CROSBY
OXY USA WTP LP Active 7 30 +23 +328.6% MIDLAND · ECTOR · ANDREWS
SM ENERGY COMPANY Active 15 38 +23 +153.3% WEBB · SAN AUGUSTINE · LA SALLE
EOG RESOURCES, INC. Active 202 223 +21 +10.4% MONTAGUE · COOKE · GONZALES
PARALLEL PETROLEUM LLC Active 0 21 +21 n/a (from zero) GAINES · SCURRY · ANDREWS
APACHE CORPORATION Active 80 100 +20 +25.0% GLASSCOCK · ECTOR · CRANE
CHEVRON U. S. A. INC. Active 38 58 +20 +52.6% CRANE · UPTON · MIDLAND
HESS CORPORATION Delinquent 0 20 +20 n/a (from zero) GAINES
ROSETTA RESOURCES OPERATING LP Active 8 28 +20 +250.0% WEBB
SHERIDAN PRODUCTION COMPANY, LLC Inactive 6 26 +20 +333.3% GLASSCOCK · HOWARD · CROSBY
WHITING OIL AND GAS CORPORATION Active 31 49 +18 +58.1% WARD · PECOS · MCMULLEN
THOMPSON, J. CLEO Inactive 12 29 +17 +141.7% REEVES · MARTIN · GLASSCOCK
CROWNQUEST OPERATING, LLC Active 13 28 +15 +115.4% HOWARD · MARTIN · GLASSCOCK
L.C.S. PRODUCTION COMPANY Active-Ext 4 19 +15 +375.0% COKE · KENT · RUNNELS
NEWFIELD EXPLORATION COMPANY Delinquent 8 23 +15 +187.5% DIMMIT · MAVERICK · SHELBY

Top decliners

OperatorP-5 2010Q42011Q1 ΔΔ% Busiest counties (2011Q1)
CHESAPEAKE OPERATING, INC. Delinquent 347 216 -131 -37.8% TARRANT · DIMMIT · JOHNSON
HENRY RESOURCES LLC Active 125 46 -79 -63.2% MIDLAND · MARTIN · ANDREWS
OCCIDENTAL PERMIAN LTD. Active 106 37 -69 -65.1% ECTOR · SCURRY · YOAKUM
WILLIAMS, CLAYTON ENERGY, INC. Delinquent 71 35 -36 -50.7% ANDREWS · BURLESON · STERLING
LINN OPERATING, INC. Inactive 48 16 -32 -66.7% WHEELER · MARTIN · ECTOR
PRIME OPERATING COMPANY Active 26 2 -24 -92.3% LEON · NEWTON
OPAL RESOURCES OPERATING CO.,LLC Inactive 32 13 -19 -59.4% UPTON · MARTIN · ANDREWS
HIGHMOUNT EXPL & PROD TEXAS LLC Inactive 44 26 -18 -40.9% SCHLEICHER · SUTTON · CROCKETT
SHELL WESTERN E&P Delinquent 19 4 -15 -78.9% WEBB · DIMMIT · HIDALGO
ARUBA PETROLEUM, INC. Inactive 15 3 -12 -80.0% WISE · HOOD
LEWIS PETRO PROPERTIES, INC. Active 28 17 -11 -39.3% WEBB
QUICKSILVER RESOURCES INC. Delinquent 22 11 -11 -50.0% SOMERVELL · HOOD · DENTON
HIGH SKY PARTNERS LLC Inactive 11 1 -10 -90.9% MARTIN
LAREDO PETROLEUM, INC. Inactive 38 28 -10 -26.3% GLASSCOCK · HANSFORD · REAGAN
QUEST EMG, INC. Delinquent 9 0 -9 -100.0%
TELESIS OPERATING CO., INC. Delinquent 10 1 -9 -90.0% SCHLEICHER
TEXAS SECONDARY OIL CORPORATION Active 14 5 -9 -64.3% MEDINA
VANTAGE FORT WORTH ENERGY LLC Delinquent 18 9 -9 -50.0% TARRANT · DENTON
CARRIZO OIL & GAS, INC. Inactive 19 11 -8 -42.1% TARRANT · LA SALLE
NORHILL ENERGY LLC Inactive 8 0 -8 -100.0%
SOUTHWEST ROYALTIES, INC. Active 8 0 -8 -100.0%
TEGA OPERATING CO. Inactive 8 0 -8 -100.0%
BOLD OPERATING, LLC Inactive 9 2 -7 -77.8% LOVING
CHALKER OPERATING INC. Inactive 7 0 -7 -100.0%
MARINER ENERGY, INC. Delinquent 7 0 -7 -100.0%

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.