HUGH FITZSIMMONS (SAN MIGUEL)
field#43305666 // district 1 // --
leases
81
operators
21
cum_oil
47.3M BBL
cum_gas
2.2M MCF
cum_cond
63k BBL
production
1993-01 — 2026-03
-- production_history
-- type_curve (normalized avg across leases)
click load to compute type curve from lease data
-- top_operators
| OPERATOR | LEASES | OIL (BBL) | LAST |
|---|---|---|---|
| GRIT OIL & GAS MANAGEMENT, LLC | 38 | 43.2M | 2026-03 |
| STRAND ENERGY, L.C. | 8 | 1.2M | 2026-03 |
| PRIME OPERATING COMPANY | 7 | 1.1M | 2026-03 |
| UNION PACIFIC RESOURCES COMPANY | 6 | 289k | 2025-01 |
| ENDEAVOR NATURAL GAS, LP | 5 | 1.1M | 2026-03 |
| SM ENERGY COMPANY | 4 | 3k | 2026-03 |
| SEAGULL OPERATING CO., INC. | 3 | 33k | 2026-03 |
| HAMILTON OIL INC. | 3 | 1k | 2026-03 |
| ATLAS OPERATING LLC | 2 | 294k | 2026-03 |
| EL TORO RESOURCES LLC | 1 | 72k | 2026-03 |
-- lease_types
-- leases (81)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | SAN PEDRO RANCH | GRIT OIL & GAS MANAGEMENT, LLC | 20.3M | 0 | 2008-06 | 2026-03 |
| Oil | HAMILTON RANCH | GRIT OIL & GAS MANAGEMENT, LLC | 10.5M | 0 | 2013-08 | 2026-03 |
| Oil | SERENA RANCH | GRIT OIL & GAS MANAGEMENT, LLC | 4.6M | 0 | 2015-05 | 2026-03 |
| Oil | CUNDIEFF | GRIT OIL & GAS MANAGEMENT, LLC | 930k | 0 | 2017-03 | 2026-03 |
| Oil | SAN PEDRO RANCH | PRIME OPERATING COMPANY | 802k | 0 | 1993-01 | 2023-12 |
| Oil | GRIT FAITH SANDY | GRIT OIL & GAS MANAGEMENT, LLC | 780k | 0 | 2024-02 | 2026-03 |
| Oil | GLASS RANCH | GRIT OIL & GAS MANAGEMENT, LLC | 671k | 0 | 2023-08 | 2026-03 |
| Oil | HAMILTON RANCH B | GRIT OIL & GAS MANAGEMENT, LLC | 649k | 0 | 2017-12 | 2022-09 |
| Oil | AMMANN | ENDEAVOR NATURAL GAS, LP | 490k | 0 | 2022-07 | 2026-03 |
| Oil | CUNDIEFF A | GRIT OIL & GAS MANAGEMENT, LLC | 432k | 0 | 2019-03 | 2026-03 |
| Oil | WINSHIP | GRIT OIL & GAS MANAGEMENT, LLC | 407k | 0 | 2017-03 | 2026-03 |
| Oil | LATHAM MCKNIGHT | GRIT OIL & GAS MANAGEMENT, LLC | 396k | 0 | 2016-03 | 2026-03 |
| Oil | HAMILTON RANCH C | GRIT OIL & GAS MANAGEMENT, LLC | 359k | 0 | 2017-12 | 2022-10 |
| Oil | FAITH-STATE-RINCON 'B' UNIT | STRAND ENERGY, L.C. | 331k | 0 | 2024-01 | 2026-03 |
| Oil | SPR-PRIME UNIT B | GRIT OIL & GAS MANAGEMENT, LLC | 315k | 0 | 2014-10 | 2024-10 |
| Oil | CAGE | ENDEAVOR NATURAL GAS, LP | 292k | 0 | 2022-07 | 2026-03 |
| Oil | SPR-PRIME UNIT A | GRIT OIL & GAS MANAGEMENT, LLC | 259k | 0 | 2013-11 | 2026-03 |
| Oil | CAGE A | ENDEAVOR NATURAL GAS, LP | 259k | 0 | 2023-11 | 2026-03 |
| Oil | FAITH-STATE-RINCON 'A' UNIT | STRAND ENERGY, L.C. | 244k | 0 | 2023-05 | 2026-03 |
| Oil | HAMILTON RANCH JR D | GRIT OIL & GAS MANAGEMENT, LLC | 233k | 0 | 2023-01 | 2026-03 |
| Oil | FAITH-STATE-RINCON 'D' UNIT | STRAND ENERGY, L.C. | 231k | 0 | 2024-08 | 2026-03 |
| Oil | SERENA RANCH- INDIO | GRIT OIL & GAS MANAGEMENT, LLC | 219k | 0 | 2022-09 | 2026-03 |
| Oil | HAMILTON RANCH JR E | GRIT OIL & GAS MANAGEMENT, LLC | 211k | 0 | 2023-01 | 2026-03 |
| Oil | JRED | ATLAS OPERATING LLC | 195k | 0 | 2018-10 | 2026-03 |
| Oil | HAMILTON RANCH JR G | GRIT OIL & GAS MANAGEMENT, LLC | 178k | 0 | 2023-01 | 2026-03 |
| Oil | SAN PEDRO RANCH DS | PRIME OPERATING COMPANY | 173k | 0 | 1993-01 | 2026-03 |
| Oil | FITZSIMMONS, HUGH "A" | UNION PACIFIC RESOURCES COMPANY | 169k | 0 | 1997-06 | 2025-01 |
| Oil | HAMILTON RANCH JR F | GRIT OIL & GAS MANAGEMENT, LLC | 166k | 0 | 2023-01 | 2026-03 |
| Oil | HAMILTON RANCH HR D | GRIT OIL & GAS MANAGEMENT, LLC | 155k | 0 | 2025-02 | 2026-03 |
| Oil | SPR-KOPAS | GRIT OIL & GAS MANAGEMENT, LLC | 135k | 0 | 2022-12 | 2026-03 |
| Oil | SPR UNIT A | GRIT OIL & GAS MANAGEMENT, LLC | 129k | 0 | 2012-10 | 2026-03 |
| Oil | GLASS B1 | GRIT OIL & GAS MANAGEMENT, LLC | 129k | 0 | 2018-09 | 2026-03 |
| Oil | FAITH-STATE-RINCON 'C' UNIT | STRAND ENERGY, L.C. | 119k | 0 | 2025-05 | 2026-03 |
| Oil | LA BANDERA RANCH | GRIT OIL & GAS MANAGEMENT, LLC | 117k | 0 | 2013-08 | 2026-03 |
| Oil | HUGH A FITZSIMONS, ET AL | UNION PACIFIC RESOURCES COMPANY | 113k | 0 | 1993-01 | 2023-10 |
| Oil | SAN PEDRO RANCH B | GRIT OIL & GAS MANAGEMENT, LLC | 109k | 0 | 2023-08 | 2026-03 |
| Oil | JRED WILSON | ATLAS OPERATING LLC | 99k | 0 | 2019-10 | 2026-03 |
| Oil | SAN PEDRO RANCH-CONOCO | PRIME OPERATING COMPANY | 98k | 0 | 1993-01 | 2024-03 |
| Oil | SAN PEDRO RANCH A | GRIT OIL & GAS MANAGEMENT, LLC | 90k | 0 | 2023-08 | 2026-03 |
| Oil | SERENA RANCH-INDIO B | GRIT OIL & GAS MANAGEMENT, LLC | 89k | 0 | 2025-03 | 2026-03 |
| Oil | GLASS B2 | GRIT OIL & GAS MANAGEMENT, LLC | 85k | 0 | 2018-09 | 2026-03 |
| Oil | HAMILTON RANCH AB | GRIT OIL & GAS MANAGEMENT, LLC | 84k | 0 | 2013-10 | 2022-08 |
| Oil | SERENA RANCH-INDIO A | GRIT OIL & GAS MANAGEMENT, LLC | 82k | 0 | 2025-03 | 2026-03 |
| Oil | SPR-KOPAS B | GRIT OIL & GAS MANAGEMENT, LLC | 75k | 0 | 2023-08 | 2026-03 |
| Oil | COMANCHE SM | EL TORO RESOURCES LLC | 72k | 0 | 2016-10 | 2026-03 |
| Oil | FAITH-STATE-RINCON 'E' UNIT | STRAND ENERGY, L.C. | 72k | 0 | 2025-10 | 2026-03 |
| Oil | WINSHIP A | GRIT OIL & GAS MANAGEMENT, LLC | 69k | 0 | 2023-05 | 2026-03 |
| Oil | HAMILTON RANCH AC | GRIT OIL & GAS MANAGEMENT, LLC | 66k | 0 | 2014-09 | 2022-08 |
| Oil | SPR KOPAS A | GRIT OIL & GAS MANAGEMENT, LLC | 63k | 0 | 2023-08 | 2026-03 |
| Oil | TOCQUIGNY UNIT | SEA EAGLE FORD, LLC | 61k | 0 | 2014-02 | 2026-03 |
| Oil | FAITH-STATE-RINCON 'A1' | STRAND ENERGY, L.C. | 55k | 0 | 2023-05 | 2024-06 |
| Oil | FAITH-STATE-RINCON 'A4' | STRAND ENERGY, L.C. | 53k | 0 | 2023-05 | 2024-06 |
| Oil | FAITH-STATE-RINCON 'A3' | STRAND ENERGY, L.C. | 48k | 0 | 2023-05 | 2024-06 |
| Oil | HALSELL | ENDEAVOR NATURAL GAS, LP | 41k | 0 | 2016-08 | 2020-06 |
| Oil | HALSELL A | GRIT OIL & GAS MANAGEMENT, LLC | 41k | 0 | 2017-03 | 2026-03 |
| Oil | COVERT | ENDEAVOR NATURAL GAS, LP | 35k | 0 | 2017-10 | 2020-04 |
| Oil | SERENA RANCH-INDIO C | GRIT OIL & GAS MANAGEMENT, LLC | 24k | 0 | 2025-07 | 2026-03 |
| Oil | HAMILTON RANCH | SEAGULL OPERATING CO., INC. | 22k | 0 | 1993-03 | 2026-03 |
| Oil | HAMILTON RANCH "A" | SEAGULL OPERATING CO., INC. | 10k | 0 | 1993-01 | 2025-10 |
| Oil | FITZSIMMONS 25 | PRIZE OPERATING COMPANY | 6k | 0 | 2001-04 | 2020-02 |
| Oil | SAN PEDRO RANCH -A- | PRIME OPERATING COMPANY | 6k | 0 | 1993-01 | 2018-08 |
| Oil | WEST | UNION PACIFIC RESOURCES COMPANY | 5k | 0 | 1997-01 | 2002-07 |
| Oil | HUGH A. FITZSIMONS, ET AL -Z- | UNION PACIFIC RESOURCES COMPANY | 3k | 0 | 1993-01 | 2009-07 |
| Oil | BRISCOE C | SM ENERGY COMPANY | 2k | 0 | 2024-01 | 2024-10 |
| Oil | SAN AMBROSIA A | SM ENERGY COMPANY | 1k | 0 | 2018-09 | 2020-01 |
| Oil | HAMILTON -B- | SEAGULL OPERATING CO., INC. | 1k | 0 | 1993-01 | 2026-03 |
| Oil | HAMILTON 3C | HAMILTON OIL INC. | 673 | 0 | 1993-03 | 2026-03 |
| Oil | HAMILTON "4C" | HAMILTON OIL INC. | 485 | 0 | 1993-03 | 2026-03 |
| Oil | SERENA RANCH - INDIO D | GRIT OIL & GAS MANAGEMENT, LLC | 327 | 0 | 2025-08 | 2026-03 |
| Oil | HAMILTON FEE | HAMILTON, J. R. | 232 | 0 | 1993-01 | 2026-03 |
| Oil | CAGE, R.C. RANCH | PRIME OPERATING COMPANY | 212 | 0 | 1993-01 | 2010-01 |
| Oil | HAMILTON 1C | HAMILTON OIL INC. | 83 | 0 | 1993-03 | 2026-03 |
| Oil | FITZSIMMONS, HUGH "A" | PRIME OPERATING COMPANY | 0 | 0 | 2002-12 | 2003-03 |
| Oil | FITZSIMMONS RANCH | UNION PACIFIC RESOURCES COMPANY | 0 | 0 | 1993-01 | 2003-02 |
| Oil | CAGE | ENRON OIL & GAS COMPANY | 0 | 0 | 1993-01 | 1996-11 |
| Gas | BRISCOE C | SM ENERGY COMPANY | 0 | 62k | 2024-03 | 2026-03 |
| Oil | DOS A SWD | GRIT OIL & GAS MANAGEMENT, LLC | 0 | 0 | 2023-10 | 2026-03 |
| Gas | FITZSIMONS "A" | UNION PACIFIC RESOURCES COMPANY | 0 | 320k | 1997-11 | 2023-09 |
| Gas | CAGE, R. C. RANCH | PRIME OPERATING COMPANY | 0 | 14k | 1994-06 | 2010-01 |
| Gas | SAN PEDRO RANCH | GRIT OIL & GAS MANAGEMENT, LLC | 0 | 58k | 2008-06 | 2026-03 |
| Gas | SAN AMBROSIA A | SM ENERGY COMPANY | 0 | 1.7M | 2019-05 | 2026-03 |