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Eagle Ford Shale

The Eagle Ford Shale arcs across South Texas from the Mexican border toward the Brazos River, producing oil, condensate, and gas in bands by depth. Karnes, La Salle, Webb, and DeWitt counties lead drilling activity in the play.

Permits on record since 1976-05-28.

Permits (90d)

277

vs Prior 90d

-14%

Operators (90d)

51

Avg Depth (90d)

8,648

Hz % (90d)

75%

All Time

164,581

Permit Activity

Most Active Counties

COUNTY90DALL TIME
Upton9714,966
Reagan9513,063
Taylor174,443

Top Operators (by last 12 months)

OPERATOR12MOALL TIME
PIONEER NATURAL RES. USA, INC.1773,834
DE CENTRAL OPERATING, LLC167315
APACHE CORPORATION1001,531
COG OPERATING LLC711,948
FIREBIRD ENERGY II LLC50158
TRIPLE CROWN RESOURCES, LLC47334
CIVITAS PERMIAN OPERATING, LLC46297
OVINTIV USA INC.44222
DISCOVERY NATURAL RESOURCES LLC37417
SUMMIT PETROLEUM LLC33869
SM ENERGY COMPANY27378
CHEYENNE RESOURCES, INC.24563

Recent Permits

PERMITOPERATORLEASECOUNTYTYPEISSUED
918148DISCOVERY NATURAL RESOURCES LLCNORTH CREEK DReaganDRILL2026-09-04
918337DE CENTRAL OPERATING, LLCMERCHANT EMMITT EAST K 14-25ReaganDRILL2026-09-04
918335DE CENTRAL OPERATING, LLCMERCHANT EMMITT WEST G 14-25ReaganDRILL2026-09-04
918334DE CENTRAL OPERATING, LLCMERCHANT EMMITT WEST G 14-25ReaganDRILL2026-09-04
918340DE CENTRAL OPERATING, LLCMERCHANT EMMITT EAST O 14-25ReaganDRILL2026-09-04
918332DE CENTRAL OPERATING, LLCMERCHANT EMMITT WEST E 14-25ReaganDRILL2026-09-04
918328DE CENTRAL OPERATING, LLCMERCHANT EMMITT WEST C 14-25ReaganDRILL2026-09-04
918276BIG MOUNTAIN OPERATING LLCCUNNINGHAMCallahanDRILL2026-09-04
918342DE CENTRAL OPERATING, LLCMERCHANT EMMITT EAST O 14-25ReaganDRILL2026-09-04
918338DE CENTRAL OPERATING, LLCMERCHANT EMMITT EAST K 14-25ReaganDRILL2026-09-04
918327DE CENTRAL OPERATING, LLCMERCHANT EMMITT WEST A 14-25ReaganDRILL2026-09-04
918331DE CENTRAL OPERATING, LLCMERCHANT EMMITT WEST C 14-25ReaganDRILL2026-09-04