SOMERSET
Field #84560001 · District 1 · --
Leases
940
Operators
293
Cum Oil
4.6M BBL
Cum Gas
178k 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 |
|---|---|---|---|
| GREAT PLAINS RESOURCES, INC. | 91 | 34k | 2016-11 |
| PETROSAURUS, INC. | 72 | 940k | 2026-04 |
| RIFE OIL PROPERTIES, INC. | 71 | 48k | 2026-04 |
| CASPEN OPERATING COMPANY | 52 | 124k | 2006-04 |
| SEAGULL OPERATING CO., INC. | 49 | 711k | 2026-04 |
| SEEKER OIL COMPANY, INCORPORATED | 29 | 241k | 2026-04 |
| U. D. MAN, INC. | 26 | 391k | 2026-04 |
| PRODUCTION RESOURCES, INC. | 25 | 212k | 2026-04 |
| WJC, INC. | 18 | 69k | 2025-06 |
| KEN-AMES CORP. | 17 | 0 | 1996-12 |
Lease Types
Leases (100)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | HARTUNG -A- | SEAGULL OPERATING CO., INC. | 131k | 21 | 1993-01 | 2026-04 |
| Oil | LONG | OLD CHIEF OIL, LLC | 76k | 70 | 1993-01 | 2026-04 |
| Oil | STANFIELD | SEAGULL OPERATING CO., INC. | 76k | 21 | 1993-01 | 2026-04 |
| Oil | EASTWOOD, E. -B- | U. D. MAN, INC. | 72k | 21 | 1993-01 | 2026-04 |
| Oil | ERNST, KATIE L. | PETROSAURUS, INC. | 64k | 21 | 1993-01 | 2021-08 |
| Oil | ERNST | SEAGULL OPERATING CO., INC. | 60k | 21 | 1993-01 | 2026-04 |
| Oil | SCHMIDT | SEAGULL OPERATING CO., INC. | 59k | 21 | 1993-01 | 2026-04 |
| Oil | BUSH, E.M. -A- | SEEKER OIL COMPANY II, INC. | 56k | 22 | 1993-01 | 2026-03 |
| Oil | BAKER, E.M. "A" | SEEKER OIL COMPANY, INCORPORATED | 53k | 73 | 1993-01 | 2026-02 |
| Oil | HOFFMAN, HERMAN | PETROSAURUS, INC. | 51k | 21 | 1993-01 | 2026-04 |
| Oil | JAMES, WM. | U. D. MAN, INC. | 51k | 21 | 1993-01 | 2026-02 |
| Oil | FOWLER | PAISANO PRODUCTION, INC. | 49k | 21 | 1993-01 | 2026-04 |
| Oil | LUBEL UNIT #1 | PETRO-TEX ENERGY & EXPL.CO.,INC. | 48k | 25 | 1993-01 | 2018-01 |
| Oil | GERHARDT, HAIDEE | PETROSAURUS, INC. | 43k | 21 | 1993-01 | 2021-08 |
| Oil | FOWLER, IMA -C- | STO OPERATING COMPANY | 43k | 111 | 1993-01 | 2026-03 |
| Oil | JAMES, MARY L. ETAL | U. D. MAN, INC. | 41k | 19 | 1993-01 | 2026-02 |
| Oil | PUTMAN, P. W., ETAL | PETROSAURUS, INC. | 40k | 21 | 1993-01 | 2021-08 |
| Oil | WIEMERS, C.T. -A- | PETROSAURUS, INC. | 38k | 21 | 1993-01 | 2021-08 |
| Oil | LA GRANGE, ETHEL, EST. OF | PETROSAURUS, INC. | 37k | 21 | 1993-01 | 2026-04 |
| Oil | BAKER | OLD CHIEF OIL, LLC | 35k | 70 | 1993-01 | 2026-04 |
| Oil | KENNEY, ALBERT & JOHN | PETROSAURUS, INC. | 34k | 21 | 1993-01 | 2021-08 |
| Oil | ROBERTSON, HARRY | U. D. MAN, INC. | 34k | 25 | 1993-01 | 2026-04 |
| Oil | CALK, E. W. | CALK, ROGER D. | 34k | 19 | 1993-01 | 2026-03 |
| Oil | JAMES, J. W. | JAMES, J. W. | 32k | 121 | 1993-01 | 2026-04 |
| Oil | HAYES, RICHARD | PETROSAURUS, INC. | 32k | 21 | 1993-01 | 2026-04 |
| Oil | JAMES, J.W. | RAOL COMPANY, THE | 31k | 133 | 1993-01 | 2026-04 |
| Oil | WEIR-RAMBIE | EVERETT OIL, INC. | 31k | 70 | 1993-01 | 2026-04 |
| Oil | JAMES, L. M. | U. D. MAN, INC. | 30k | 21 | 1993-01 | 2025-03 |
| Oil | SEFFEL -A- | SEAGULL OPERATING CO., INC. | 29k | 21 | 1993-01 | 2026-04 |
| Oil | JOB, ALFRED | PETROSAURUS, INC. | 29k | 21 | 1993-01 | 2021-08 |
| Oil | CALFAS A | P J PARTNERSHIP | 27k | 14 | 1993-01 | 2026-04 |
| Oil | BAILEY, JAMES M. | PETROSAURUS, INC. | 26k | 20 | 1993-01 | 2021-08 |
| Oil | EASH, RICHARD L. | U. D. MAN, INC. | 26k | 20 | 1993-01 | 2026-04 |
| Oil | FERRELL | R W RANCH | 26k | 48 | 1993-01 | 2022-02 |
| Oil | WILLIAMS, MINNIE E. | PETROSAURUS, INC. | 24k | 21 | 1993-01 | 2021-08 |
| Oil | CINTRA I | P J PARTNERSHIP | 24k | 18 | 1993-01 | 2026-04 |
| Oil | KURZ, BEE T., ETAL | EVANS, RALPH | 24k | 25 | 1993-01 | 2026-04 |
| Oil | MANDUJANO, ALFONZO | MANDUJANO, ALFONSO & OLGA | 24k | 22 | 1993-01 | 2026-04 |
| Oil | MORRIS, BEULAH -B- | SEEKER OIL COMPANY, INCORPORATED | 23k | 21 | 1993-01 | 2026-04 |
| Oil | WEBB-A- | PETROSAURUS, INC. | 23k | 21 | 1993-01 | 2021-08 |
| Oil | CAROLYN | OLD CHIEF OIL, LLC | 22k | 69 | 1993-01 | 2026-04 |
| Oil | KUENSTLER -A- | SEEKER OIL COMPANY, INCORPORATED | 22k | 21 | 1993-01 | 2026-04 |
| Oil | KLEMKE, FRED | SEAGULL OPERATING CO., INC. | 22k | 38 | 1993-01 | 2026-04 |
| Oil | KENNY, WILLIAM PYRON ET UX | PRODUCTION RESOURCES, INC. | 22k | 17 | 1993-01 | 2026-04 |
| Oil | BAKER NO. 2 | STERLING INV. GROUP & ASSC., INC | 22k | 27 | 1993-01 | 2026-04 |
| Oil | BAKER, E.M. -B- | PETRO-TEX ENERGY & EXPL.CO.,INC. | 22k | 25 | 1993-01 | 2018-01 |
| Oil | DOVE | SEAGULL OPERATING CO., INC. | 22k | 21 | 1993-01 | 2025-06 |
| Oil | KURZ -B- | SEAGULL OPERATING CO., INC. | 21k | 21 | 1993-01 | 2026-04 |
| Oil | BUSH, E. M. | SEEKER OIL COMPANY II, INC. | 21k | 21 | 1993-01 | 2026-04 |
| Oil | JONES, LESTER H., ET AL | RED CHALK RESOURCES LLC | 21k | 120 | 1993-01 | 2026-04 |
| Oil | GUTIERREZ, FELIPE | TIKI OIL & GAS, LLC | 21k | 21 | 1993-01 | 2026-04 |
| Oil | ERNST, GEORGE | LANDOR OIL CO. | 21k | 9 | 1993-01 | 2025-07 |
| Oil | KURZ -A- | SEAGULL OPERATING CO., INC. | 20k | 21 | 1993-01 | 2025-06 |
| Oil | GILLILAND | SEEKER OIL COMPANY II, INC. | 20k | 21 | 1993-01 | 2026-04 |
| Oil | MALVEN, CHAS. W. | PETROSAURUS, INC. | 20k | 21 | 1993-01 | 2021-08 |
| Oil | HEICKMAN -A- | SEAGULL OPERATING CO., INC. | 20k | 21 | 1993-01 | 2026-04 |
| Oil | FEDERAL ROYALTY CO., ETAL -B- | PETROSAURUS, INC. | 19k | 21 | 1993-01 | 2021-08 |
| Oil | DICKENS | SEEKER OIL COMPANY, INCORPORATED | 19k | 21 | 1993-01 | 2026-04 |
| Oil | SHAW, ROBERT -A- | PRODUCTION RESOURCES, INC. | 19k | 359 | 1993-01 | 2019-03 |
| Oil | ADAMS, CLARA | U. D. MAN, INC. | 19k | 21 | 1993-01 | 2026-02 |
| Oil | MORRIS, BEULAH -A- | SEEKER OIL COMPANY, INCORPORATED | 19k | 21 | 1993-01 | 2026-04 |
| Oil | MIRELES, JESUS | PETROSAURUS, INC. | 18k | 21 | 1993-01 | 2021-06 |
| Oil | BOLDT TRACT -A- | U. D. MAN, INC. | 18k | 25 | 1993-01 | 2025-06 |
| Oil | SCHMIDT -A- | SEAGULL OPERATING CO., INC. | 18k | 21 | 1993-01 | 2026-04 |
| Oil | SHARON T | PETRO-TEX ENERGY & EXPL.CO.,INC. | 18k | 25 | 1993-01 | 2018-01 |
| Oil | RODRIGUEZ, AUGUSTIN | PETROSAURUS, INC. | 17k | 21 | 1993-01 | 2026-04 |
| Oil | BROWN, HORACE | PRODUCTION RESOURCES, INC. | 17k | 30 | 1993-01 | 2026-04 |
| Oil | BONANZA | PROSPECTORS LTD., THE | 16k | 26 | 1993-01 | 2026-04 |
| Oil | THORNE, LULA O., EST | PETROSAURUS, INC. | 16k | 21 | 1993-01 | 2021-08 |
| Oil | WOOD, MAE LUE | PETROSAURUS, INC. | 16k | 21 | 1993-01 | 2021-08 |
| Oil | WISDOM | ROBERTS, JOE E. | 16k | 79 | 1993-01 | 2022-10 |
| Oil | LONGORIA, THOS.,ET.UX. | RIFE OIL PROPERTIES, INC. | 16k | 23 | 1993-01 | 2026-04 |
| Oil | DOOLEY, ROSALIE SHAW -A- | BETA OIL CORPORATION | 15k | 125 | 1993-01 | 2026-03 |
| Oil | KNIGHT "C" | SEAGULL OPERATING CO., INC. | 15k | 20 | 1993-01 | 2026-04 |
| Oil | WINN | PETROSAURUS, INC. | 15k | 16 | 1993-01 | 2021-07 |
| Oil | TABOR, ELSIE M. | WALLIS ENERGY, INC. | 15k | 143 | 1993-01 | 2026-04 |
| Oil | DOOLEY, ROSALIE SHAW -C- | PRODUCTION RESOURCES, INC. | 15k | 228 | 1993-01 | 2026-02 |
| Oil | FOWLER, SAM J. -A- | STO OPERATING COMPANY | 15k | 110 | 1993-01 | 2026-03 |
| Oil | BRYAN, GLEN | U. D. MAN, INC. | 15k | 22 | 1993-01 | 2026-04 |
| Oil | SHAW, ROBERT C | PRODUCTION RESOURCES, INC. | 15k | 247 | 1993-01 | 2026-04 |
| Oil | GUTIERREZ, INEZ, EST. OF | PETROSAURUS, INC. | 15k | 21 | 1993-01 | 2026-04 |
| Oil | WRIGHT, EMILY | PETROSAURUS, INC. | 15k | 19 | 1993-01 | 2021-07 |
| Oil | MANION-JAGGE | BETA OIL CORPORATION | 15k | 125 | 1993-01 | 2026-03 |
| Oil | GOODWYN, A.B. | TRUE ENERGY, INC. | 15k | 14 | 1993-01 | 2026-03 |
| Oil | FORREST OAKS -B- | PETROSAURUS, INC. | 15k | 21 | 1993-01 | 2021-08 |
| Oil | BENSON, W.R.-FEE | U. D. MAN, INC. | 15k | 25 | 1993-01 | 2011-04 |
| Oil | NICHOLS, LUCY | PETROSAURUS, INC. | 15k | 21 | 1993-01 | 2021-08 |
| Oil | GALINDO, FRED -A- | PROSPECTORS LTD., THE | 15k | 15 | 1993-01 | 2026-04 |
| Oil | BENSON MINERALS | UNDERBRINK OIL | 15k | 40 | 1993-01 | 2026-04 |
| Oil | TICK, STEVE | PETROSAURUS, INC. | 14k | 21 | 1993-01 | 2021-08 |
| Oil | JAMES, F.C. | RAOL COMPANY, THE | 14k | 132 | 1993-01 | 2026-04 |
| Oil | KOCH | RAMIREZ, ROBERT A. | 14k | 20 | 1993-01 | 2026-04 |
| Oil | ERNST -E- | SEAGULL OPERATING CO., INC. | 14k | 21 | 1993-01 | 2026-03 |
| Oil | BRISCOE -A- | PETROSAURUS, INC. | 14k | 21 | 1993-01 | 2021-08 |
| Oil | PILGRIM, FLOYD | PETROSAURUS, INC. | 14k | 21 | 1993-01 | 2021-06 |
| Oil | KENNEY "B" | SEEKER OIL COMPANY, INCORPORATED | 14k | 21 | 1993-01 | 2026-04 |
| Oil | RILEY -B- | PRODUCTION RESOURCES, INC. | 14k | 353 | 1993-01 | 2026-02 |
| Oil | RICK -A- | PETROSAURUS, INC. | 14k | 20 | 1993-01 | 2021-07 |
| Oil | HEICKMAN, W. M. | SEAGULL OPERATING CO., INC. | 14k | 21 | 1993-01 | 2021-08 |
| Oil | HENDES-KRAUSE | U. D. MAN, INC. | 14k | 23 | 1993-01 | 2026-04 |