PORTLAND, N. (COMMONWEALTH SERIE
Field #72498560 · District 4 · --
Leases
22
Operators
15
Cum Oil
5k BBL
Cum Gas
15.7M MCF
Cum Cond
915k 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 |
|---|---|---|---|
| ROYAL PRODUCTION COMPANY, INC. | 8 | 0 | 2019-01 |
| BELL, KELLY INC. | 4 | 0 | 1998-06 |
| SULPHUR RIVER EXPLORATION, INC. | 2 | 0 | 2026-04 |
| MISSION RIVER SYSTEMS, INC. | 2 | 0 | 2005-03 |
| COX EXPLORATION, INC. | 2 | 5k | 1999-01 |
| GRAHAM ROYALTY, LTD. | 1 | 0 | 1993-04 |
| TEAMCO OPERATING LLC | 1 | 0 | 2001-09 |
| GLOBAL NATURAL RESOURCES CORP. | 1 | 0 | -- |
| BOPCO, L.P. | 1 | 0 | 2008-06 |
Lease Types
Leases (22)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | CITY OF PORTLAND G.U. "B" | COX EXPLORATION, INC. | 5k | 77k | 1996-12 | 1999-01 |
| Gas | BOYKIN | ROYAL PRODUCTION COMPANY, INC. | 0 | 256k | 1993-01 | 1999-05 |
| Gas | CITY OF PORTLAND G.U. -B- | BELL, KELLY INC. | 0 | 355k | 1993-01 | 1998-06 |
| Gas | SIMONS GAS UNIT -A- | ROYAL PRODUCTION COMPANY, INC. | 0 | 0 | 1993-01 | -- |
| Gas | PORTLAND GAS UNIT "D" | SULPHUR RIVER EXPLORATION, INC. | 0 | 3.3M | 2008-03 | 2026-04 |
| Gas | CABLE GAS UNIT | ROYAL PRODUCTION COMPANY, INC. | 0 | 1.4M | 2004-08 | 2007-08 |
| Gas | PORTLAND GAS UNIT -C- | BELL, KELLY INC. | 0 | 0 | 1993-01 | -- |
| Gas | LONDON | GRAHAM ROYALTY, LTD. | 0 | 2k | 1993-01 | 1993-04 |
| Gas | SINGLETON GAS UNIT | TEAMCO OPERATING LLC | 0 | 36k | 2001-02 | 2001-09 |
| Gas | PORTLAND GAS UNIT "A" | SULPHUR RIVER EXPLORATION, INC. | 0 | 129k | 2001-01 | 2016-10 |
| Gas | CITY OF PORTLAND GAS UNIT -B- | MISSION RIVER SYSTEMS, INC. | 0 | 0 | 1993-01 | -- |
| Gas | CABLE-GARRETT | ROYAL PRODUCTION COMPANY, INC. | 0 | 2.1M | 2003-02 | 2019-01 |
| Gas | LONDON | ROYAL PRODUCTION COMPANY, INC. | 0 | 4.6M | 1993-01 | 2008-05 |
| Gas | SIMONS GAS UNIT -A- | GLOBAL NATURAL RESOURCES CORP. | 0 | 0 | 1993-01 | -- |
| Gas | CITY OF PORTLAND G. U. -B- | BELL, KELLY INC. | 0 | 8k | 1993-01 | 1994-02 |
| Gas | LONDON | ROYAL PRODUCTION COMPANY, INC. | 0 | 0 | 1993-01 | -- |
| Gas | CITY OF PORTLAND GAS UNIT -C- | MISSION RIVER SYSTEMS, INC. | 0 | 22 | 1993-01 | 2005-03 |
| Gas | CITY OF PORTLAND G.U. -C- | BELL, KELLY INC. | 0 | 0 | 1993-01 | -- |
| Gas | SIMONS GAS UNIT -A- | ROYAL PRODUCTION COMPANY, INC. | 0 | 31k | 1993-01 | 1994-01 |
| Gas | CABLE GAS UNIT | BOPCO, L.P. | 0 | 3.2M | 1999-10 | 2008-06 |
| Gas | LONDON (S.W.D.) | ROYAL PRODUCTION COMPANY, INC. | 0 | 0 | 1993-01 | -- |
| Gas | CITY OF PORTLAND G.U. -B- | COX EXPLORATION, INC. | 0 | 215k | 1993-01 | 1996-12 |