FIRST SHOT (AUSTIN CHALK)
Field #30967100 · District 1 · --
Leases
109
Operators
147
Cum Oil
4.6M BBL
Cum Gas
0 MCF
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 |
|---|---|---|---|
| WILSON, BILLY R. | 10 | 423k | 2026-03 |
| CHESAPEAKE OPERATING, INC. | 7 | 158k | 2000-07 |
| VIOLA PROD., INC. | 6 | 9k | 2001-07 |
| MARATHON OIL COMPANY | 5 | 156k | 1996-06 |
| MODERN EXPLORATION, INC. | 5 | 133k | 2026-04 |
| PRESIDIO EXPLORATION, INC. | 5 | 0 | -- |
| WEBER ENERGY CORPORATION | 5 | 585k | 2026-04 |
| TIZA OPERATING COMPANY | 4 | 98k | 2014-07 |
| SQUARE ONE CORPORATION | 4 | 365k | 2026-04 |
| WCS OIL & GAS CORPORATION | 4 | 395k | 2023-05 |
Lease Types
Leases (100)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | E. E. SMITH UNIT 2 | ZARVONA ENERGY LLC | 500k | 268k | 1993-01 | 2026-04 |
| Oil | E. E. SMITH UNIT 1 | ZARVONA ENERGY LLC | 291k | 140k | 1993-01 | 2026-04 |
| Oil | NORDIA GRANDE | WEBER ENERGY CORPORATION | 256k | 172k | 1999-02 | 2026-04 |
| Oil | CULPEPPER "A" | ENERVEST OPERATING, L.L.C. | 196k | 163k | 1993-01 | 2009-12 |
| Oil | CUSACK | WCS OIL & GAS CORPORATION | 182k | 62k | 1997-11 | 2023-05 |
| Oil | PURDON, D. ET AL | MARATHON OIL COMPANY | 156k | 153k | 1993-01 | 1996-06 |
| Oil | COPELAND, C. | SQUARE ONE CORPORATION | 145k | 12k | 1993-01 | 2026-04 |
| Oil | COPELAND KARNES | WILSON, BILLY R. | 132k | 101k | 1993-01 | 2026-03 |
| Oil | NORDIA GRANDE -A- | WEBER ENERGY CORPORATION | 129k | 68k | 1999-06 | 2026-04 |
| Oil | WEBER AC UNIT | EOG RESOURCES, INC. | 126k | 165k | 2011-08 | 2023-08 |
| Oil | LEWIS & CLARK 'S' | MILLENNIUM EXPLORATION CO. LLC | 125k | 0 | 2022-05 | 2026-04 |
| Oil | NORDIA GRANDE "C" | WEBER ENERGY CORPORATION | 106k | 66k | 1999-12 | 2026-01 |
| Oil | RAGSDALE | WESTRIDGE OIL & GAS PROPERTIES | 104k | 24k | 1993-01 | 2006-11 |
| Oil | PRESTON | WCS OIL & GAS CORPORATION | 103k | 79k | 1998-02 | 2019-08 |
| Oil | WARD-BILLINGS | WILSON, BILLY R. | 101k | 53k | 1993-01 | 2014-05 |
| Oil | NORDIA GRANDE "D" | WEBER ENERGY CORPORATION | 93k | 52k | 2000-04 | 2026-04 |
| Oil | SMITH, E. E. JR. ESTATE | MERIDIAN OIL INC. | 92k | 58k | 1993-01 | 2004-12 |
| Oil | COPELAND-GSI #1H | SQUARE ONE CORPORATION | 91k | 130k | 1993-01 | 2008-06 |
| Oil | GEORGE UNIT 1 | WAINOCO OIL & GAS COMPANY | 84k | 43k | 1993-01 | 2026-04 |
| Oil | GEORGE UNIT | VSP OPERATING, LLC | 82k | 24k | 1998-02 | 2026-04 |
| Oil | BARNHART "A" | CONOCO INC. | 78k | 406 | 1993-01 | 2021-12 |
| Oil | GEORG UNIT 3 | VSP OPERATING, LLC | 75k | 12k | 1998-04 | 2026-01 |
| Oil | SMITH, E. E. UNIT II | SQUARE ONE CORPORATION | 73k | 29k | 1993-01 | 2000-07 |
| Oil | MORGAN | WCS OIL AND GAS CORPORATION | 70k | 28k | 1997-04 | 1997-12 |
| Oil | JEWETT, C. E. | WAINOCO OIL & GAS COMPANY | 69k | 32k | 1993-01 | 2004-11 |
| Oil | LESSOR | STRATCO OPERATING CO., INC. | 68k | 20k | 1993-01 | 2026-03 |
| Oil | GERTIE | CHESAPEAKE OPERATING, INC. | 67k | 9k | 1993-01 | 1999-03 |
| Oil | BANKHEAD | WILSON, BILLY R. | 63k | 47k | 1993-01 | 2002-05 |
| Oil | HUSEMAN | MODERN EXPLORATION, INC. | 62k | 0 | 2023-03 | 2026-04 |
| Oil | NANCE | CHESAPEAKE OPERATING, INC. | 58k | 29k | 1993-01 | 2000-07 |
| Oil | SMITH, E. E. | SQUARE ONE CORPORATION | 55k | 19k | 1993-01 | 2018-11 |
| Oil | TEAM BANK | THOMAS, T. N. OIL COMPANY | 51k | 2k | 1993-01 | 2017-07 |
| Oil | HANSEN AC UNIT | EOG RESOURCES, INC. | 51k | 80k | 2011-07 | 2023-05 |
| Oil | SMITH, E.E. UNIT VI | OMEGA ENERGY, LLC | 46k | 28k | 1993-01 | 2006-12 |
| Oil | TROELL, E. | TIZA OPERATING COMPANY | 44k | 18k | 1993-01 | 2014-07 |
| Oil | KOS | WCS OIL AND GAS CORPORATION | 41k | 14k | 1998-01 | 2004-01 |
| Oil | SPAHNMAN UNIT | EOG RESOURCES, INC. | 35k | 21k | 2011-05 | 2015-05 |
| Oil | DAVE HUSEMAN | MODERN EXPLORATION, INC. | 35k | 0 | 2024-02 | 2026-04 |
| Oil | HOLUB | WILSON, BILLY R. | 33k | 42k | 1993-01 | 2007-10 |
| Oil | KOSAREK | WESTRIDGE OIL & GAS PROPERTIES | 32k | 17k | 1997-11 | 2006-04 |
| Oil | ROBINSON-TROELL | TIZA OPERATING COMPANY | 28k | 24k | 1993-01 | 2013-08 |
| Oil | TROELL, ET AL | TIZA OPERATING COMPANY | 26k | 3k | 1993-01 | 2012-08 |
| Oil | DEMMER, H. C. | TIZA OPERATING COMPANY | 24k | 7 | 1993-01 | 1995-11 |
| Oil | GRIFFIN | WILSON, BILLY R. | 23k | 12 | 1993-01 | 2025-01 |
| Oil | WEBER UNIT | MODERN EXPLORATION, INC. | 22k | 326 | 1999-03 | 2006-09 |
| Oil | CULPEPPER UNIT | WILSON, BILLY R. | 20k | 39k | 1993-01 | 2003-04 |
| Oil | SCHAEFER-MANFORD UNIT | MERIDIAN OIL INC. | 19k | 11 | 1993-01 | 1994-02 |
| Oil | SCHOENFELD | LEEDE OIL & GAS INC. | 19k | 33k | 1993-01 | 1997-06 |
| Oil | CULPEPPER OIL UNIT | WILSON, BILLY R. | 18k | 12k | 1993-01 | 2009-02 |
| Oil | BILLINGS-GERHART UNIT | UNION PACIFIC RESOURCES COMPANY | 17k | 22k | 1993-01 | 1996-07 |
| Oil | YORK | CHESAPEAKE OPERATING, INC. | 17k | 35k | 1993-01 | 1999-02 |
| Oil | BATEY | CHESAPEAKE OPERATING, INC. | 15k | 7k | 1993-01 | 1994-09 |
| Oil | CHIPPEWA-WARD-BILLINGS | WILSON, BILLY R. | 15k | 27k | 1993-01 | 2004-10 |
| Oil | MASELES, ET AL | XERIC OIL & GAS CORPORATION | 15k | 1k | 1993-01 | 2010-05 |
| Oil | GEORGE UNIT 4 | MODERN EXPLORATION, INC. | 14k | 1k | 1998-07 | 2002-04 |
| Oil | WARD-BILLINGS -A- | WILSON, BILLY R. | 13k | 12k | 1993-01 | 1997-06 |
| Oil | BBX THUNDERBIRD UNIT #1 | BBX OPERATING, L.L.C. | 13k | 10k | 2002-09 | 2003-07 |
| Oil | FERDINAND | WARWICK-ARTEMIS, LLC | 12k | 38k | 2014-05 | 2020-10 |
| Oil | BILLINGS , GORDON REX | GEO-GRAPHIC PRODUCTION, INC. | 11k | 18 | 1993-01 | 1996-02 |
| Oil | ARAIZA, KEVIN S. | XERIC OIL & GAS CORPORATION | 10k | 57 | 1993-01 | 1999-11 |
| Oil | GREENWOOD | EMERALD OPERATING COMPANY, INC. | 8k | 7k | 2001-04 | 2002-01 |
| Oil | BLUMBERG | VIOLA PROD., INC. | 7k | 7k | 1993-01 | 1996-05 |
| Oil | SPRADLIN | DELTA EXPLORATION COMPANY, INC. | 5k | 559 | 1993-01 | 1998-05 |
| Oil | CULPEPPER | WILSON, BILLY R. | 4k | 977 | 1993-01 | 2000-05 |
| Oil | MANGUM UNIT | LUXEMBORG TRADING, LLC | 4k | 0 | 2018-05 | 2023-08 |
| Oil | LEWIS & CLARK 'N' | ZONE RIDGE OPERATING, LLC | 4k | 0 | 2023-04 | 2024-03 |
| Oil | SOUTH COAST LUCAS | SOUTH COAST OIL & GAS CO. | 2k | 33 | 1993-01 | 1995-09 |
| Oil | SMITH, E. E. -A- | VIOLA PROD., INC. | 2k | 5k | 1993-01 | 1996-10 |
| Oil | MAALI | WEBER ENERGY CORPORATION | 1k | 243 | 2008-04 | 2009-04 |
| Oil | GREENWOOD | BRAYTON OIL CORP. | 892 | 14 | 1993-01 | 1994-02 |
| Oil | GATTI-REILLY UNIT | R&R RESOURCES CORPORATION | 766 | 3 | 1994-07 | 1994-09 |
| Oil | PATILLO | PEDECO, INC. | 603 | 0 | 1997-11 | 1998-06 |
| Oil | DOUBLE T RANCH | ROSEWOOD RESOURCES, INC. | 334 | 204 | 2017-12 | 2017-12 |
| Oil | WALTERS | VIOLA PROD., INC. | 298 | 24 | 1993-01 | 2001-07 |
| Oil | CURT | CHESAPEAKE OPERATING, INC. | 267 | 3 | 1993-01 | 1996-08 |
| Oil | COOK, L. D. & SONS | PEDECO, INC. | 190 | 0 | 1997-11 | 1998-09 |
| Oil | BILLINGS | VIOLA PROD., INC. | 90 | 2 | 1993-01 | 1996-08 |
| Oil | ELLIS | MODERN EXPLORATION, INC. | 61 | 0 | 2024-05 | 2025-07 |
| Oil | CULPEPPER OIL UNIT # 2 | TANA OIL AND GAS CORPORATION | 54 | 39 | 1993-01 | 1993-05 |
| Oil | BANKHEAD, JESSIE A. G. | TIZA OPERATING COMPANY | 3 | 0 | 1993-01 | 1995-05 |
| Oil | BELL-SAMPLE | MARATHON OIL COMPANY | 0 | 0 | 1993-01 | -- |
| Oil | DAVIS UNIT WSW | PERMIAN RESOURCES OPERATING, LLC | 0 | 0 | 2017-05 | -- |
| Oil | HOFFMAN | WESTRIDGE OIL & GAS PROPERTIES | 0 | 0 | 2000-09 | -- |
| Oil | HASSELL | COLUMBIA GAS DEVELOPMENT CORP. | 0 | 0 | 1993-01 | -- |
| Oil | WILKE-PARAMOUNT | PRESIDIO EXPLORATION, INC. | 0 | 0 | 1993-01 | -- |
| Oil | WILKE SWD | TRINITY ENVIRO SWD I, L.L.C. | 0 | 0 | 1993-01 | -- |
| Oil | WINTERSHALL-LYNCH | WILLIAMS, CLAYTON W., JR., INC. | 0 | 0 | 1993-01 | -- |
| Oil | COATES RANCH-PARAMOUNT | PRESIDIO EXPLORATION, INC. | 0 | 0 | 1993-01 | -- |
| Oil | COATES RANCH-PARAMOUNT -A- | PRESIDIO EXPLORATION, INC. | 0 | 0 | 1993-01 | -- |
| Oil | KERLICK | VIOLA PROD., INC. | 0 | 0 | 1993-01 | -- |
| Oil | SMILEY-CULPEPPER | CHESAPEAKE OPERATING, INC. | 0 | 0 | 1993-01 | -- |
| Oil | COATES RANCH SWD | PRESIDIO EXPLORATION, INC. | 0 | 0 | 1993-01 | -- |
| Oil | MKC | CHESAPEAKE OPERATING, INC. | 0 | 0 | 1993-09 | -- |
| Oil | ROBINSON-BARKER | MARATHON OIL COMPANY | 0 | 0 | 1993-01 | -- |
| Oil | HIGHROLLER KARNES SWD B | NGL WATERSOLUTIONS EAGLEFORD,LLC | 0 | 0 | 2013-03 | -- |
| Oil | LESSOR, MARY ET AL | MARATHON OIL COMPANY | 0 | 0 | 1993-01 | -- |
| Oil | E.E. SMITH UNIT 3 | WAINOCO OIL & GAS COMPANY | 0 | 0 | 1993-01 | -- |
| Oil | CARAWAY-ADCOCK | MARATHON OIL COMPANY | 0 | 0 | 1993-01 | -- |
| Oil | COL. MOORE | MILLENNIUM EXPLORATION CO. LLC | 0 | 0 | 2023-02 | -- |
| Oil | LAMZA SWD | HECKMANN WATER RESOURCES(CVR)INC | 0 | 0 | 2011-11 | -- |