EMPEROR (DEVONIAN)
Field #28961284 · District 10 · --
Leases
52
Operators
48
Cum Oil
0 BBL
Cum Gas
163.1M MCF
Cum Cond
11k 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 |
|---|---|---|---|
| MW PETROLEUM CORPORATION | 8 | 0 | 2026-04 |
| TEXACO E & P INC. | 6 | 0 | 2025-11 |
| XTO ENERGY INC. | 6 | 0 | 2026-04 |
| ORYX ENERGY COMPANY | 4 | 0 | 2001-10 |
| DINERO OPERATING COMPANY | 4 | 0 | 2015-08 |
| EXXON CORP. | 3 | 0 | 1997-04 |
| UNION OIL COMPANY OF CALIFORNIA | 3 | 0 | 2025-11 |
| HELMERICH & PAYNE, INC. | 3 | 0 | 2025-12 |
| SHELL WESTERN E&P | 2 | 0 | 2026-04 |
| ARRINGTON OIL&GAS OPERATING LLC | 2 | 0 | 2024-03 |
Lease Types
Leases (52)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Gas | HALLEY, S. M. | TEXACO E & P INC. | 0 | 0 | 1993-01 | -- |
| Gas | BROWN-ALTMAN ACCT. 4 -C- | ORYX ENERGY COMPANY | 0 | 1.1M | 1993-01 | 2001-10 |
| Gas | BROWN & ALTMAN GAS UNIT NO. 5 | XTO ENERGY INC. | 0 | 15.4M | 1993-01 | 2025-05 |
| Gas | HALLEY, S. M. -B- | SHELL WESTERN E&P | 0 | 9.4M | 1997-03 | 2026-04 |
| Gas | HALLEY, S. M. -B- | ORYX ENERGY COMPANY | 0 | 3.9M | 1993-01 | 1997-03 |
| Gas | HALLEY, S. | TEXACO E & P INC. | 0 | 2.0M | 1993-01 | 2019-10 |
| Gas | MCCABE, F. P. | ARRINGTON OIL&GAS OPERATING LLC | 0 | 2.2M | 1993-01 | 2024-03 |
| Gas | BROWN-ALTMAN /ACCT. #6/ | ORYX ENERGY COMPANY | 0 | 0 | 1993-01 | -- |
| Gas | BROWN-ALTMAN UNIT 38 | ARRINGTON,DAVID H. OIL & GAS,INC | 0 | 31k | 1993-01 | 1999-03 |
| Gas | MCCABE | ARRINGTON OIL&GAS OPERATING LLC | 0 | 95k | 1993-01 | 2015-08 |
| Gas | BROWN-ALTMAN CONS GAS UNIT NO. 8 | EXXON CORP. | 0 | 372k | 1993-01 | 1997-04 |
| Gas | HENDRICK OPERATING AREA -C- | MW PETROLEUM CORPORATION | 0 | 2.7M | 1993-01 | 2026-04 |
| Gas | HALLEY, S. M. | TEXACO E & P INC. | 0 | 924k | 1993-01 | 2019-05 |
| Gas | COWDEN, E. W. UNIT | UNION OIL COMPANY OF CALIFORNIA | 0 | 1.2M | 1993-01 | 2025-11 |
| Gas | HALLEY, S. | TEXACO E & P INC. | 0 | 895k | 1993-01 | 2008-12 |
| Gas | BROWN-ALTMAN -B- | DINERO OPERATING COMPANY | 0 | 504k | 1993-01 | 2000-08 |
| Gas | BROWN-ALTMAN UNIT | PDC-WV-CO CORPORATION | 0 | 9.0M | 1993-01 | 2024-12 |
| Gas | MCCABE | HELMERICH & PAYNE, INC. | 0 | 155k | 1993-01 | 1996-02 |
| Gas | BROWN & ALTMAN GAS UNIT NO. 3 | XTO ENERGY INC. | 0 | 11.6M | 1993-01 | 2026-04 |
| Gas | MCCABE | ARRINGTON,DAVID H. OIL & GAS,INC | 0 | 19k | 1997-03 | 1998-05 |
| Gas | BROWN-ALTMAN CONS GAS UNIT NO. 8 | XTO ENERGY INC. | 0 | 3.6M | 1993-01 | 1999-06 |
| Gas | HALLEY, S. M. -B- | SHELL WESTERN E&P | 0 | 11.2M | 1993-01 | 2006-12 |
| Gas | HENDRICK OPERATING AREA -B- | MW PETROLEUM CORPORATION | 0 | 18k | 1993-01 | 1993-09 |
| Gas | PURE | CHEVRON MIDCONTINENT, L.P. | 0 | 0 | 2010-03 | -- |
| Gas | BROWN-ALTMAN | DINERO OPERATING COMPANY | 0 | 1.8M | 1993-01 | 2015-08 |
| Gas | KERR -B- | DINERO OPERATING COMPANY | 0 | 897k | 1993-01 | 1996-11 |
| Gas | HENDRICK, T. G. UNIT | PENNZOIL EXPLORATION & PROD. CO. | 0 | 0 | 1993-01 | -- |
| Gas | COWDEN, E. W. UNIT A | HELMERICH & PAYNE, INC. | 0 | 3k | 1993-01 | 1994-04 |
| Gas | COWDEN, E. W. | MW PETROLEUM CORPORATION | 0 | 5.5M | 1995-07 | 2011-03 |
| Gas | BROWN & ALTMAN GAS UNIT NO. 7 | XTO ENERGY INC. | 0 | 494k | 1993-01 | 2015-08 |
| Gas | COWDEN -S- | RAMTEX ENERGY LLC | 0 | 1.7M | 1993-01 | 2025-04 |
| Gas | BROWN & ALTMAN GAS UNIT NO. 6 | EXXON CORP. | 0 | 335k | 1993-01 | 1996-08 |
| Gas | BROWN-ALTMAN CONS GAS UNIT NO. 8 | XTO ENERGY INC. | 0 | 705k | 1997-03 | 2003-04 |
| Gas | HENDRICK, T. J. & IDA | MONCRIEF, W. A., JR. | 0 | 1k | 1993-01 | 1994-01 |
| Gas | #1 KERR | DINERO OPERATING COMPANY | 0 | 2.9M | 1993-01 | 2015-08 |
| Gas | HENDRICK OPERATING AREA -A- | MW PETROLEUM CORPORATION | 0 | 0 | 1993-01 | -- |
| Gas | BROWN-ALTMAN UNIT | PDC-WV-CO CORPORATION | 0 | 0 | 2000-07 | -- |
| Gas | COWDEN, E. W. | MW PETROLEUM CORPORATION | 0 | 914k | 1993-01 | 1995-07 |
| Gas | BROWN-ALTMAN | MW PETROLEUM CORPORATION | 0 | 20.7M | 1993-01 | 2026-04 |
| Gas | HALLEY, S. M. | TEXACO E & P INC. | 0 | 7.4M | 1993-01 | 2025-11 |
| Gas | BROWN-ALTMAN ACCT. 7 | IRON ORCHARD OPERATING LLC | 0 | 0 | 1993-01 | -- |
| Gas | HALLEY, S. M. | TEXACO E & P INC. | 0 | 71k | 1993-01 | 2005-07 |
| Gas | BROWN ALTMAN ACCT 6 | ORYX ENERGY COMPANY | 0 | 0 | 1996-05 | -- |
| Gas | COWDEN, E. W. | UNION OIL COMPANY OF CALIFORNIA | 0 | 6.3M | 1993-01 | 2014-11 |
| Gas | COWDEN, E. W. | MW PETROLEUM CORPORATION | 0 | 15.3M | 1994-03 | 2026-04 |
| Gas | BROWN & ALTMAN GAS UNIT NO. 2 | XTO ENERGY INC. | 0 | 16.4M | 1993-01 | 2020-03 |
| Gas | BROWN-ALTMAN CONS GAS UNIT NO. 8 | EXXON CORP. | 0 | 90k | 1993-01 | 1995-09 |
| Gas | MCCABE | HELMERICH & PAYNE, INC. | 0 | 3.5M | 1993-01 | 2025-12 |
| Gas | MCCABE | COMAL OPERATING LLC | 0 | 0 | 2023-01 | -- |
| Gas | COWDEN, E. W. -A- | UNION OIL COMPANY OF CALIFORNIA | 0 | 1.7M | 1993-01 | 2002-01 |
| Gas | HALLEY, S. | CHEVRON U. S. A. INC. | 0 | 13k | 2010-04 | 2011-05 |
| Gas | COWDEN, E. W. | MW PETROLEUM CORPORATION | 0 | 0 | 1993-01 | -- |