MAMMOTH CREEK (TONKAWA)
Field #57019830 · District 14 · --
Leases
21
Operators
11
Cum Oil
202k BBL
Cum Gas
5.2M MCF
Cum Cond
76k 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 |
|---|---|---|---|
| STRAT LAND EXPLORATION COMPANY | 8 | 170k | 2026-04 |
| MIDGARD ENERGY COMPANY | 6 | 4k | 2003-03 |
| MEWBOURNE OIL COMPANY | 5 | 0 | 2026-04 |
| EXXON MOBIL CORPORATION | 1 | 24k | 2007-11 |
| CONTINENTAL TREND RESOURCES, INC | 1 | 4k | 1997-10 |
Lease Types
Leases (21)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | BRADLEY | STRAT LAND EXPLORATION COMPANY | 111k | 589k | 1993-03 | 2015-10 |
| Oil | SCHULTZ | STRAT LAND EXPLORATION COMPANY | 58k | 186k | 1994-02 | 2014-05 |
| Oil | GEX, LUTIE W., MRS. -B- | EXXON MOBIL CORPORATION | 24k | 28k | 1993-01 | 2007-11 |
| Oil | SCHULTZ "C" | CONTINENTAL TREND RESOURCES, INC | 4k | 3k | 1993-01 | 1997-10 |
| Oil | PARKER, HARRY -712- | MIDGARD ENERGY COMPANY | 4k | 39k | 1993-01 | 2001-07 |
| Oil | LOIS ANN | STRAT LAND EXPLORATION COMPANY | 715 | 2k | 1997-04 | 1998-02 |
| Gas | BURCHFIEL -B- | MEWBOURNE OIL COMPANY | 0 | 522k | 1994-06 | 2009-08 |
| Gas | ROGERS | MIDGARD ENERGY COMPANY | 0 | 272k | 1995-03 | 2003-03 |
| Gas | BRADLEY | STRAT LAND EXPLORATION COMPANY | 0 | 1.5M | 1993-01 | 2026-04 |
| Gas | AKERS, I. A. "A" | MIDGARD ENERGY COMPANY | 0 | 1k | 1996-07 | 1996-09 |
| Gas | BRADLEY "D" | STRAT LAND EXPLORATION COMPANY | 0 | 373k | 1999-02 | 2013-08 |
| Oil | LEONORE "B" | STRAT LAND EXPLORATION COMPANY | 0 | 0 | 1993-01 | -- |
| Gas | YAUCK "782" | MEWBOURNE OIL COMPANY | 0 | 119k | 2015-08 | 2026-04 |
| Gas | AKERS | MEWBOURNE OIL COMPANY | 0 | 312k | 1994-07 | 1996-10 |
| Gas | ROGERS | MIDGARD ENERGY COMPANY | 0 | 270k | 1994-07 | 1999-06 |
| Oil | LEONORE "A" | STRAT LAND EXPLORATION COMPANY | 0 | 0 | 1993-01 | -- |
| Gas | AKERS, I. A. | MIDGARD ENERGY COMPANY | 0 | 391k | 1993-01 | 2001-10 |
| Gas | GREER, MILDRED F. -880- | MIDGARD ENERGY COMPANY | 0 | 433k | 1994-06 | 1999-07 |
| Gas | SCHULTZ | STRAT LAND EXPLORATION COMPANY | 0 | 534k | 1993-01 | 2011-10 |
| Gas | BURCHFIEL -B- | MEWBOURNE OIL COMPANY | 0 | 174k | 1994-07 | 1996-05 |
| Gas | AKERS | MEWBOURNE OIL COMPANY | 0 | 296k | 1994-07 | 1996-10 |