KEYSTONE (ELLENBURGER)
Field #49129330 · District 10 · --
Leases
82
Operators
17
Cum Oil
3.8M BBL
Cum Gas
149.8M MCF
Cum Cond
194k 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 |
|---|---|---|---|
| XTO ENERGY INC. | 38 | 2.2M | 2026-04 |
| STRONGHOLD ENERGY II OPER, LLC | 19 | 1.6M | 2026-04 |
| BASS ENTERPRISES PRODUCTION CO. | 13 | 0 | 2001-07 |
| PENNZOIL PETROLEUM COMPANY | 3 | 0 | 1997-07 |
| ARCH PETROLEUM INC. | 2 | 0 | 1995-10 |
| BEPCO, L.P. | 2 | 14k | 1999-03 |
| BOPCO, L.P. | 2 | 0 | 2011-05 |
| NEW MEXICO WESTBROOK OIL CORP. | 1 | 0 | -- |
| DEVON ENERGY PRODUCTION CO, L.P. | 1 | 0 | 2016-03 |
| OWL SWD OPERATING, LLC | 1 | 0 | -- |
Lease Types
Leases (82)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 1.6M | 13.6M | 1993-01 | 2016-03 |
| Oil | WALTON, J. B. | XTO ENERGY INC. | 1.1M | 24.0M | 1993-01 | 2020-06 |
| Oil | PURE-WALTON | XTO ENERGY INC. | 406k | 7.7M | 1993-01 | 2021-04 |
| Oil | WALTON, J. B. -A- | XTO ENERGY INC. | 340k | 7.4M | 1993-01 | 2019-07 |
| Oil | BASHARA, M. J. | XTO ENERGY INC. | 275k | 6.0M | 1993-01 | 2020-02 |
| Oil | B A S H | XTO ENERGY INC. | 35k | 2.1M | 2000-01 | 2019-07 |
| Oil | BASH | BEPCO, L.P. | 11k | 493k | 1993-01 | 1995-04 |
| Oil | PURE WALTON | BEPCO, L.P. | 3k | 10k | 1998-03 | 1999-03 |
| Gas | BASHARA, M. J. | XTO ENERGY INC. | 0 | 61k | 2013-02 | 2015-06 |
| Gas | SOUTH KEYSTONE ELLENBURGER UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 11.4M | 1994-11 | 2026-03 |
| Gas | PURE WALTON | BASS ENTERPRISES PRODUCTION CO. | 0 | 688k | 1993-01 | 1999-02 |
| Oil | MCCUTCHEN, W. A. -B- | NEW MEXICO WESTBROOK OIL CORP. | 0 | 0 | 1993-01 | -- |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 25k | 2012-11 | 2016-03 |
| Oil | PURE WALTON | BASS ENTERPRISES PRODUCTION CO. | 0 | 0 | 2000-01 | -- |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 7k | 2013-02 | 2026-04 |
| Gas | PURE WALTON | BASS ENTERPRISES PRODUCTION CO. | 0 | 390k | 1993-01 | 1995-01 |
| Gas | WALTON, J. B. | BASS ENTERPRISES PRODUCTION CO. | 0 | 0 | 1993-01 | -- |
| Gas | JENKINS, B.F. ET AL (DEEP) | XTO ENERGY INC. | 0 | 66k | 2005-10 | 2014-05 |
| Gas | SOUTH KESTONE ELLENBURGER UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 6.8M | 1994-11 | 2026-04 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 8k | 2013-02 | 2015-07 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 38k | 2015-10 | 2022-08 |
| Gas | PURE-WALTON | XTO ENERGY INC. | 0 | 465k | 2013-02 | 2021-05 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 8.3M | 1993-01 | 2026-04 |
| Gas | BASH | BASS ENTERPRISES PRODUCTION CO. | 0 | 134k | 1994-11 | 2001-07 |
| Gas | SOUTH KEYSTONE/ELLEN/UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 1.3M | 2010-09 | 2026-04 |
| Gas | PURE WALTON | ARCH PETROLEUM INC. | 0 | 124k | 1993-01 | 1994-12 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | DEVON ENERGY PRODUCTION CO, L.P. | 0 | 88k | 2010-07 | 2016-03 |
| Oil | FERNANDES SWD | OWL SWD OPERATING, LLC | 0 | 0 | 2017-07 | -- |
| Gas | WALTON, J. B. "A" | BASS ENTERPRISES PRODUCTION CO. | 0 | 798k | 1995-01 | 1995-10 |
| Gas | PURE WALTON | BASS ENTERPRISES PRODUCTION CO. | 0 | 236k | 1995-02 | 1999-02 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 10k | 2012-11 | 2015-11 |
| Gas | BASH | XTO ENERGY INC. | 0 | 1.4M | 1993-01 | 2003-02 |
| Gas | BASHARA, M. J. | XTO ENERGY INC. | 0 | 1.7M | 1995-02 | 2018-07 |
| Gas | PURE-WALTON | XTO ENERGY INC. | 0 | 147k | 2013-01 | 2023-01 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 16.7M | 1993-01 | 2020-12 |
| Oil | BARNES-CRUM | PENNZOIL PETROLEUM COMPANY | 0 | 0 | 1993-01 | -- |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 579k | 2008-02 | 2024-08 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 311k | 2017-12 | 2026-04 |
| Gas | PURE WALTON | XTO ENERGY INC. | 0 | 6.2M | 1993-01 | 2020-08 |
| Gas | WALTON, J.B. -A- | XTO ENERGY INC. | 0 | 219k | 2013-02 | 2018-10 |
| Gas | PURE WALTON | BASS ENTERPRISES PRODUCTION CO. | 0 | 107k | 1995-02 | 1999-02 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | PENNZOIL PETROLEUM COMPANY | 0 | 152k | 1993-01 | 1997-07 |
| Gas | B A S H | XTO ENERGY INC. | 0 | 13k | 2017-05 | 2020-01 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 120k | 2015-10 | 2026-04 |
| Gas | WALTON, J. B. | BASS ENTERPRISES PRODUCTION CO. | 0 | 2.7M | 1995-06 | 1998-03 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 679k | 2008-11 | 2026-04 |
| Gas | WALTON, J. B. "A" | XTO ENERGY INC. | 0 | 1.4M | 2008-04 | 2017-07 |
| Gas | B A S H | XTO ENERGY INC. | 0 | 437k | 2013-02 | 2022-05 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 239k | 2015-10 | 2026-04 |
| Gas | SOUTH KEYSTONE/ELLEN/UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 44k | 2012-07 | 2017-11 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 3.2M | 1993-01 | 2026-04 |
| Gas | PURE-WALTON | XTO ENERGY INC. | 0 | 449k | 2013-02 | 2020-08 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 5.7M | 1995-09 | 2026-04 |
| Gas | PURE WALTON | XTO ENERGY INC. | 0 | 2.2M | 1993-01 | 2025-12 |
| Gas | PURE-WALTON | XTO ENERGY INC. | 0 | 1k | 2017-07 | 2018-09 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 1.1M | 2008-11 | 2020-06 |
| Gas | SOUTH KEYSTONE/ELLEN/UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 55k | 2008-02 | 2016-07 |
| Gas | PURE-WALTON | XTO ENERGY INC. | 0 | 128k | 2014-04 | 2017-05 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 18.0M | 1993-01 | 2025-01 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 2.3M | 1995-08 | 2026-04 |
| Gas | PURE- WALTON | BASS ENTERPRISES PRODUCTION CO. | 0 | 77k | 1995-03 | 2001-03 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 1.7M | 2007-10 | 2026-04 |
| Gas | POGO WALTON B | XTO ENERGY INC. | 0 | 6.9M | 1993-01 | 2025-05 |
| Gas | PURE WALTON | XTO ENERGY INC. | 0 | 4.7M | 1993-01 | 2025-12 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 134k | 2011-07 | 2016-06 |
| Gas | BASH | BASS ENTERPRISES PRODUCTION CO. | 0 | 1.3M | 1993-01 | 1999-12 |
| Gas | PURE-WALTON | ARCH PETROLEUM INC. | 0 | 1.1M | 1993-01 | 1995-10 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 463k | 2015-05 | 2026-04 |
| Gas | SOUTH KEYSTONE/ELLEN/UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 1.7M | 2010-03 | 2026-04 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 1.1M | 2007-10 | 2026-04 |
| Gas | PURE WALTON | BOPCO, L.P. | 0 | 820k | 1993-01 | 1998-07 |
| Gas | BASH | BASS ENTERPRISES PRODUCTION CO. | 0 | 168k | 1995-03 | 2001-03 |
| Gas | POGO WALTON B | XTO ENERGY INC. | 0 | 4.2M | 1993-01 | 2025-12 |
| Gas | WALTON, J. B. -A- | BOPCO, L.P. | 0 | 4.3M | 1995-09 | 2011-05 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 16.1M | 1993-01 | 2026-02 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 4.9M | 1995-03 | 2025-12 |
| Gas | SOUTH KEYSTONE /ELLEN/ UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 502k | 2015-10 | 2026-04 |
| Gas | PURE WALTON | BASS ENTERPRISES PRODUCTION CO. | 0 | 175k | 1995-02 | 1999-02 |
| Gas | SOUTH KEYSTONE (ELLEN) UNIT | PENNZOIL PETROLEUM COMPANY | 0 | 1.5M | 1993-01 | 1996-01 |
| Gas | PURE-WALTON | XTO ENERGY INC. | 0 | 107k | 2014-02 | 2022-12 |
| Gas | SOUTH KEYSTONE/ELLEN/UNIT | STRONGHOLD ENERGY II OPER, LLC | 0 | 143k | 2006-08 | 2016-03 |
| Gas | WALTON, J. B. | XTO ENERGY INC. | 0 | 526k | 2013-02 | 2018-01 |