SOUTH KEYSTONE /ELLEN/ UNIT
Oil · District 08 · Lease #22615
Operator: STRONGHOLD ENERGY II OPER, LLC
Fields: KEYSTONE (ELLENBURGER)
Cum Oil
1.6M BBL
Cum Gas
13.6M MCF
casinghead
Wells
38
Production
1993-01 — 2016-03
Peak Month
2008-01
Production History Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil: 1,613,190 BBL Cum Gas: 13,590,074 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
19,032 BBL/mo
Di (annual)
128.6%
b-factor
0.5
EUR
344,547 BBL
R-squared
0.789
type
hyperbolic
Operator History (from monthly production reports)
Wells (38)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 1073 | 42-495-01153 | BASIN OIL & GAS OPERATING, LLC | 1 | 9,842 | 2011-11-18 |
| 1402 | 42-495-01162 | STRONGHOLD ENERGY II OPER LLC | 1 | 10,008 | 2007-08-04 |
| 701 | 42-495-04284 | BASS ENTERPRISES PRODUCTION CO. | 1 | 9,998 | 2007-08-04 |
| 1121 | 42-495-01275 | DEVON ENERGY PRODUCTION CO, L.P. | 1 | 10,100 | 2006-08-17 |
| 1064R | 42-495-01144 | XTO ENERGY INC. | 1 | 10,062 | 1993-12-09 |
| 3004R | 42-495-04292 | PENNZOIL PETROLEUM COMPANY | 1 | 10,300 | 1993-10-04 |
| 1046 | 42-495-01181 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 1050 | 42-495-01185 | GULF OIL CORP. | -- | -- | -- |
| 1051 | 42-495-01186 | GULF OIL CORP. | -- | -- | -- |
| 1057 | 42-495-01172 | GULF OIL CORP. | -- | -- | -- |
| 1058 | 42-495-01173 | GULF OIL CORP. | -- | -- | -- |
| 1059 | 42-495-01174 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 1060 | 42-495-01175 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 1061 | 42-495-01176 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 1062 | 42-495-01177 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 1063 | 42-495-02337 | GULF OIL CORP. | -- | -- | -- |
| 1065 | 42-495-01145 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 1069 | 42-495-01149 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 1071 | 42-495-01151 | GULF OIL CORP. | -- | -- | -- |
| 1074 | 42-495-01154 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 1075 | 42-495-01155 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 1076 | 42-495-01156 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 1078 | 42-495-01158 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 108 | 42-495-01262 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 1093 | 42-495-01247 | GULF OIL CORP. | -- | -- | -- |
| 1099 | 42-495-01253 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 1133 | 42-495-01287 | BASIN OIL & GAS OPERATING, LLC | -- | -- | -- |
| 3002 | 42-495-04288 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 4049 | 42-495-01184 | GULF OIL CORP. | -- | -- | -- |
| 501 | 42-495-04115 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 5011 | 42-495-04117 | BASS PERRY R. | -- | -- | -- |
| 5012 | 42-495-04127 | BASS PERRY R. | -- | -- | -- |
| 502 | 42-495-04119 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 508 | 42-495-04116 | BASS PERRY R. | -- | -- | -- |
| 6001 | 42-495-03477 | PHILLIPS PETROLEUM COMPANY | -- | -- | -- |
| 6002 | 42-495-03467 | SOUTHWEST ROYALTIES INC. | -- | -- | -- |
| 802 | 42-495-02258 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |
| 804 | 42-495-02262 | BASIN OIL & GAS OPERATING LLC | -- | -- | -- |