PEARSALL (AUSTIN CHALK)
Field #69981125 · District 1 · --
Leases
1401
Operators
783
Cum Oil
53.7M BBL
Cum Gas
371k MCF
Cum Cond
78k BBL
Production
1993-01 — 2026-07
Production History Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
RRC production reported through Apr 2026 · recent months incomplete
Type Curve (normalized avg across leases)
Click Load to compute type curve from lease data
Top Operators
| OPERATOR | LEASES | OIL (BBL) | LAST |
|---|---|---|---|
| ORYX ENERGY COMPANY | 76 | 2.3M | 2015-03 |
| CML EXPLORATION, LLC | 64 | 5.4M | 2026-04 |
| TRINITY OPERATING (USG), LLC | 60 | 9.3M | 2026-04 |
| WILLIAMS, CLAYTON W., JR., INC. | 60 | 3.1M | 2026-04 |
| SAGE ENERGY COMPANY | 48 | 6.0M | 2026-04 |
| UNION PACIFIC RESOURCES COMPANY | 37 | 2.8M | 2026-04 |
| TIDE WEST OIL COMPANY | 31 | 319k | 2012-06 |
| VAC-U-LIFT PRODUCTION CO.,INC. | 26 | 55k | 2015-03 |
| TAMARACK PETROLEUM COMPANY, INC. | 23 | 295k | 2015-03 |
| VERMILLION PRODUCTION, INC. | 18 | 1.1M | 2026-04 |
Lease Types
Leases (100)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | HILDEBRAND | UNION PACIFIC AUSTIN CHALK CO. | 1.4M | 587k | 1993-01 | 2014-12 |
| Oil | SHINER RANCH -B- | TRIUMPH PETROLEUM COMPANY,L.L.C. | 1.1M | 498k | 1993-01 | 2026-04 |
| Oil | BOOTH-WEAVER | SAGE ENERGY COMPANY | 1.0M | 963k | 1993-01 | 2026-04 |
| Oil | PICKENS RANCH | UNION PACIFIC RESOURCES COMPANY | 946k | 419k | 1993-01 | 2026-04 |
| Oil | SHINER RANCH | UNION PACIFIC AUSTIN CHALK CO. | 871k | 387k | 1993-01 | 2024-07 |
| Oil | BUCHANAN, JOHN F. -A- | TRINITY OPERATING (USG), LLC | 852k | 682k | 1993-01 | 2026-04 |
| Oil | CANNAN | PATTERSON PETROLEUM LP | 727k | 1.4M | 2006-01 | 2026-04 |
| Oil | SHINER RANCH | TRINITY OPERATING (USG), LLC | 634k | 1.2M | 1993-01 | 2021-03 |
| Oil | PANTHER HOLLOW | ORYX ENERGY COMPANY | 628k | 856k | 1993-01 | 1996-11 |
| Oil | AVANT, J.R. | TRINITY OPERATING (USG), LLC | 605k | 386k | 1993-01 | 2020-02 |
| Oil | JOHNSTON RANCH | TRINITY OPERATING (USG), LLC | 600k | 34k | 2013-11 | 2026-04 |
| Oil | THOMPSON | PATTERSON PETROLEUM LP | 456k | 391k | 2006-10 | 2025-10 |
| Oil | BOWMAN 68 UNIT | TRINITY OPERATING (USG), LLC | 445k | 643k | 2013-02 | 2026-04 |
| Oil | STEWART | RICOCHET ENERGY, INC. | 439k | 161k | 2010-07 | 2026-04 |
| Oil | JONES, E. B. | TRINITY OPERATING (USG), LLC | 421k | 783k | 1993-01 | 2009-12 |
| Oil | TORTUGA B UNIT | TIZA, INC. | 417k | 178k | 1993-01 | 2026-04 |
| Oil | LASITER-WOOD ET AL UNIT | TEXAS AMERICAN RESOURCES COMPANY | 413k | 243k | 1993-01 | 2008-10 |
| Oil | HILDEBRAND | WILLIAMS, CLAYTON W., JR., INC. | 401k | 21 | 1993-01 | 2016-09 |
| Oil | HARLAN, R. K. | VIRTEX OPERATING COMPANY, INC. | 398k | 321k | 2011-08 | 2026-04 |
| Oil | PALS RANCH | SIEN OPERATING COMPANY, LLC | 380k | 80k | 1993-01 | 2020-04 |
| Oil | NANCE UNIT | SAGE ENERGY COMPANY | 379k | 255k | 1998-01 | 2026-04 |
| Oil | RALLY PETROLEUM | U.S. ENERCORP, LTD. | 375k | 899k | 2009-10 | 2023-03 |
| Oil | BOWMAN-STANDIFER UNIT | TRINITY OPERATING (USG), LLC | 364k | 388k | 2012-08 | 2023-04 |
| Oil | EARNEST, W. A. | SQUARE ONE CORPORATION | 364k | 726k | 1993-01 | 2008-11 |
| Oil | BOWMAN-SPEAS UNIT 67 | TRINITY OPERATING (USG), LLC | 362k | 327k | 2012-12 | 2026-04 |
| Oil | HALEY, C.R. | TRINITY OPERATING (USG), LLC | 358k | 206k | 1993-01 | 2014-12 |
| Oil | JETERO-BOOTH | SAGE ENERGY COMPANY | 353k | 217k | 2004-04 | 2026-04 |
| Oil | ELDRIDGE UNIT | WCS OIL AND GAS CORPORATION | 351k | 254k | 1993-01 | 2026-04 |
| Oil | HEITZ, B.M. | TRINITY OPERATING (USG), LLC | 350k | 289k | 1993-01 | 2009-12 |
| Oil | BOOTH UNIT | SAGE ENERGY COMPANY | 323k | 228k | 2003-07 | 2018-02 |
| Oil | HEITZ-BABCOCK UNIT | SAGE ENERGY COMPANY | 320k | 280k | 1993-05 | 2010-01 |
| Oil | HAUG-KIESCHNICK AC UNIT 33 | TRINITY OPERATING (USG), LLC | 301k | 178k | 2013-05 | 2026-04 |
| Oil | THOMPSON | MCDANIEL COMPANY, INC., THE | 294k | 718k | 1993-01 | 2009-11 |
| Oil | LASITER, HUBERT -A- | ORYX ENERGY COMPANY | 289k | 426k | 1993-01 | 1997-05 |
| Oil | BURNS -A- | WILLIAMS, CLAYTON W., JR., INC. | 288k | 178k | 1993-01 | 2017-04 |
| Oil | BURNS "D" | WILLIAMS, CLAYTON W., JR., INC. | 281k | 256k | 1993-01 | 2019-08 |
| Oil | SHINER-MORALES | ZORRA OIL & GAS | 277k | 173k | 1993-01 | 2024-12 |
| Oil | GLASSCOCK RANCH A | WINN EXPLORATION CO., INC. | 275k | 1.1M | 1993-01 | 2021-07 |
| Oil | BOOTH-BEELER | SAGE ENERGY COMPANY | 272k | 260k | 2005-07 | 2019-12 |
| Oil | SCHULZE-WATTS UNIT | TRINITY OPERATING (USG), LLC | 272k | 415k | 2014-02 | 2026-04 |
| Oil | PFEIFFER | WCS OIL & GAS CORPORATION | 270k | 63k | 1999-05 | 2023-03 |
| Oil | PICKWILL | CML EXPLORATION, LLC | 268k | 91k | 2012-10 | 2026-04 |
| Oil | JASIK UNIT | SAGE ENERGY COMPANY | 265k | 233k | 2004-12 | 2020-03 |
| Oil | LITTLE 179 | UNION PACIFIC RESOURCES COMPANY | 263k | 171k | 1996-03 | 2026-04 |
| Oil | BRUNDRETT-BETCO | UNION PACIFIC RESOURCES COMPANY | 260k | 132k | 1993-01 | 2001-12 |
| Oil | JONES, E. B. | TRINITY OPERATING (USG), LLC | 258k | 405k | 1993-01 | 2016-06 |
| Oil | PONDER-LASITER UNIT | ORYX ENERGY COMPANY | 257k | 115k | 1993-01 | 1996-02 |
| Oil | PORTER, FLOYD R. | TRINITY OPERATING (USG), LLC | 252k | 628k | 1993-01 | 2009-11 |
| Oil | JOE | CML EXPLORATION, LLC | 252k | 40k | 2011-02 | 2024-03 |
| Oil | DIMMIT-WOOD | SAGE ENERGY COMPANY | 246k | 280k | 2004-09 | 2026-04 |
| Oil | FLOWER | CML EXPLORATION, LLC | 244k | 67k | 2012-08 | 2026-04 |
| Oil | DIMMIT WOODS | UNION PACIFIC RESOURCES COMPANY | 239k | 51k | 1993-01 | 2026-04 |
| Oil | KINNARD, OLGA | TRINITY OPERATING (USG), LLC | 238k | 230k | 1993-01 | 2012-10 |
| Oil | RICHARDSON | CML EXPLORATION, LLC | 236k | 63k | 2011-11 | 2026-04 |
| Oil | AVANT, J. R. -B- | TEXAS AMERICAN RESOURCES COMPANY | 223k | 131k | 1993-01 | 2016-04 |
| Oil | SHINER HEIRS | WILLIAMS, CLAYTON W., JR., INC. | 222k | 30k | 1993-01 | 2012-12 |
| Oil | HUFFMAN UNIT #1RE | TEXAKOMA OIL & GAS CORPORATION | 217k | 187k | 1993-01 | 2026-04 |
| Oil | SCHULZE, WALTER J. | TRINITY OPERATING (USG), LLC | 212k | 58k | 1993-01 | 2026-04 |
| Oil | DYESS | CML EXPLORATION, LLC | 211k | 17k | 2011-09 | 2026-04 |
| Oil | PEARSALL PARTNERS/GLG W.A.CARNES | VERMILLION PRODUCTION, INC. | 210k | 38k | 1993-01 | 2013-08 |
| Oil | JASIK, C. | SAGE ENERGY COMPANY | 207k | 288k | 1993-01 | 2013-08 |
| Oil | CMWW | CML EXPLORATION, LLC | 203k | 273k | 2023-09 | 2026-04 |
| Oil | DUNKLE | CML EXPLORATION, LLC | 201k | 19k | 2011-09 | 2026-04 |
| Oil | LASATER, M.L. | ORYX ENERGY COMPANY | 200k | 613k | 1993-01 | 1999-01 |
| Oil | RUTH | CML EXPLORATION, LLC | 200k | 68k | 2011-03 | 2026-04 |
| Oil | YARBROUGH | TRINITY OPERATING (USG), LLC | 200k | 457k | 2016-12 | 2026-04 |
| Oil | LEWTON 203 | TRIUMPH PETROLEUM COMPANY,L.L.C. | 199k | 112k | 2003-04 | 2013-10 |
| Oil | PICKENS | CML EXPLORATION, LLC | 194k | 83k | 2011-05 | 2026-04 |
| Oil | BOWMAN -A- | TRINITY OPERATING (USG), LLC | 194k | 147k | 2010-04 | 2026-04 |
| Oil | HUNTER, Q. O. UNIT | TEXAS AMERICAN RESOURCES COMPANY | 193k | 339k | 1993-01 | 2009-02 |
| Oil | CIRCLE 'T' | CML EXPLORATION, LLC | 191k | 31k | 2008-12 | 2026-04 |
| Oil | PHILLIP C. JAMES ET AL UNIT | TRINITY OPERATING (USG), LLC | 188k | 193k | 1993-01 | 2010-07 |
| Oil | BUCKLEY, CLIFFORD ETAL | SANDIA ENERGY CORPORATION-NM | 182k | 19k | 1993-05 | 2026-04 |
| Oil | DRINKARD | CML EXPLORATION, LLC | 181k | 557k | 2022-01 | 2026-04 |
| Oil | MENDI | CML EXPLORATION, LLC | 178k | 43k | 2025-09 | 2026-04 |
| Oil | HAUG-KRUEGER AC UNIT 33 | TRINITY OPERATING (USG), LLC | 176k | 311k | 2013-11 | 2026-04 |
| Oil | BOWMAN 82 UNIT | TRINITY OPERATING (USG), LLC | 176k | 153k | 2013-01 | 2026-04 |
| Oil | W. E. STACY & SONS ET AL | VERMILLION PRODUCTION, INC. | 174k | 3k | 1993-01 | 2026-04 |
| Oil | BURNS "D-F-STATE UNIT | WILLIAMS, CLAYTON W., JR., INC. | 172k | 72k | 1993-01 | 2018-06 |
| Oil | SHINER RANCH | TRIUMPH PETROLEUM COMPANY,L.L.C. | 168k | 110k | 1993-01 | 2006-04 |
| Oil | HEITZ, B. M. | HAWTHORN ENERGY PARTNERS, LLC | 168k | 0 | 1999-03 | 2014-12 |
| Oil | VOSS "C" | TAMARACK PETROLEUM COMPANY, INC. | 167k | 159k | 1993-01 | 2015-03 |
| Oil | DIMMIT-WOOD UNIT | SAGE ENERGY COMPANY | 166k | 136k | 2005-04 | 2014-07 |
| Oil | BIG WELLS UNIT | KILLAM OIL CO., LTD. | 166k | 10k | 2011-07 | 2026-04 |
| Oil | PRICE, ROBERT | TRINITY OPERATING (USG), LLC | 164k | 326k | 1993-01 | 2014-12 |
| Oil | GIL | CML EXPLORATION, LLC | 163k | 138k | 2010-09 | 2026-04 |
| Oil | BETCO-BETCO UNIT | UNION PACIFIC RESOURCES COMPANY | 163k | 117k | 1993-01 | 2003-01 |
| Oil | BIG KAHUNA UNIT | UNION PACIFIC RESOURCES COMPANY | 161k | 30k | 1994-05 | 2026-03 |
| Oil | ROBERTSON-LASITER UNIT | TEXAS AMERICAN RESOURCES COMPANY | 159k | 132k | 1993-01 | 2015-06 |
| Oil | BOWMAN-MINX UNIT | TRINITY OPERATING (USG), LLC | 157k | 105k | 2013-04 | 2024-12 |
| Oil | CARRICO | SQUARE ONE CORPORATION | 156k | 324k | 1993-01 | 2009-11 |
| Oil | ALLEE | SAGE ENERGY COMPANY | 156k | 122k | 2007-10 | 2026-04 |
| Oil | THOMPSON UNIT | PATTERSON PETROLEUM LLC | 156k | 945k | 2006-08 | 2020-10 |
| Oil | PRICE, ROBERT | SAGE ENERGY COMPANY | 155k | 186k | 2001-03 | 2018-05 |
| Oil | 89 RANCH | JB OIL & GAS WELL SERVICE | 155k | 29 | 1993-01 | 2026-04 |
| Oil | LEARY TRUST | CML EXPLORATION, LLC | 154k | 3k | 2008-04 | 2026-04 |
| Oil | WEST SHINER RANCH | SANCHEZ-O'BRIEN OIL & GAS CORP. | 153k | 49k | 1993-01 | 2020-12 |
| Oil | BEELER, R. F. "C" | SQUARE ONE CORPORATION | 152k | 283k | 1993-01 | 2010-01 |
| Oil | BOWLES-NANCE UNIT | VERMILLION PRODUCTION, INC. | 148k | 67k | 1993-01 | 2026-03 |
| Oil | 3C UNIT | VANCO OIL & GAS CORP. | 140k | 0 | 2011-10 | 2026-04 |