SOUTH ROBERTSON (SAN ANDRES) U.
Oil · District 8A · Lease #67419
Operator: SHERIDAN PRODUCTION COMPANY, LLC
Fields: ROBERTSON, N. (SAN ANDRES)
Cum Oil
3.3M BBL
Cum Gas
722k MCF
casinghead
Wells
60
Production
1995-08 — 2020-02
Peak Month
1999-12
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: 3,314,001 BBL Cum Gas: 721,880 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
22,709 BBL/mo
Di (annual)
9.6%
b-factor
0.0
EUR
2,826,156 BBL
R-squared
0.800
type
exponential
Operator History (from monthly production reports)
Wells (60)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 1005 | 42-165-35336 | CONTANGO RESOURCES INC. | 2 | 4,850 | 2011-07-21 |
| 1409 | 42-165-32342 | CRESCENT ENERGY OPERATING, LLC | 2 | 7,400 | 2009-06-25 |
| 1407 | 42-165-31360 | CONTANGO RESOURCES INC. | 2 | 4,800 | 2009-03-02 |
| 1116 | 42-165-31345 | CONTANGO RESOURCES INC. | 2 | 4,800 | 2009-01-22 |
| 1209 | 42-165-31194 | CONTANGO RESOURCES INC. | 2 | 4,970 | 2008-11-17 |
| 1003 | 42-165-31390 | CONTANGO RESOURCES INC. | 2 | 4,900 | 2008-11-15 |
| 1217 | 42-165-36882 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2008-04-04 |
| 1218 | 42-165-36883 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2008-04-04 |
| 1312 | 42-165-36884 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2008-04-04 |
| 1511 | 42-165-36885 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2008-04-04 |
| 1127 | 42-165-36768 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2007-05-30 |
| 1128 | 42-165-36769 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2007-05-30 |
| 1129 | 42-165-36770 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2007-05-30 |
| 1130 | 42-165-36771 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2007-05-30 |
| 1311 | 42-165-36772 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2007-04-27 |
| 1510 | 42-165-36773 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2007-04-27 |
| 1126 | 42-165-36637 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 2006-08-17 |
| 1215 | 42-165-36638 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 2006-08-17 |
| 1216 | 42-165-36639 | CRESCENT ENERGY OPERATING, LLC | 2 | 4,820 | 2006-08-17 |
| 1125 | 42-165-36636 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 2006-08-16 |
| 1124 | 42-165-36635 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 2006-08-10 |
| 1214 | 42-165-34557 | CRESCENT ENERGY OPERATING, LLC | 2 | 7,150 | 2006-03-20 |
| 1509 | 42-165-36457 | CRESCENT ENERGY OPERATING, LLC | 2 | 7,200 | 2006-01-03 |
| 1123 | 42-165-35667 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2001-01-03 |
| 1309 | 42-165-35666 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2001-01-03 |
| 1310 | 42-165-35665 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 2001-01-03 |
| 1212 | 42-165-35454 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 1999-08-30 |
| 1213 | 42-165-35453 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 1999-08-30 |
| 1508 | 42-165-35455 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 1999-08-30 |
| 1004 | 42-165-35333 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1998-02-24 |
| 1116R | 42-165-35148 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1997-03-18 |
| 116R | 42-165-35148 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1997-03-18 |
| 1506 | 42-165-35142 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1997-03-14 |
| 1122 | 42-165-35141 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1997-03-12 |
| 1211 | 42-165-35144 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1997-03-12 |
| 1308 | 42-165-35140 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1997-03-12 |
| 1507 | 42-165-35143 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,850 | 1997-03-12 |
| 1120 | 42-165-35012 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 1996-06-28 |
| 1121 | 42-165-35023 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,820 | 1996-06-11 |
| 1408 | 42-165-02237 | CRESCENT ENERGY OPERATING, LLC | 1 | 5,710 | 1996-01-11 |
| 1119 | 42-165-34915 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1995-09-25 |
| 1210 | 42-165-34808 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1994-11-17 |
| 1117 | 42-165-34805 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1994-11-01 |
| 1118 | 42-165-34806 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1994-11-01 |
| 1108 | 42-165-02267 | CRESCENT ENERGY OPERATING, LLC | 1 | 5,800 | 1991-12-30 |
| 1307 | 42-165-02247 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1983-12-02 |
| 1505 | 42-165-31369 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,900 | 1978-03-23 |
| 1115 | 42-165-31321 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1978-01-20 |
| 1306 | 42-165-31322 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1978-01-20 |
| 1114 | 42-165-31226 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1977-09-22 |
| 1112 | 42-165-31218 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1977-09-12 |
| 1113 | 42-165-31219 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1977-09-12 |
| 1305 | 42-165-31208 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1977-08-31 |
| 1206 | 42-165-31195 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,960 | 1977-08-03 |
| 1207 | 42-165-31193 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,970 | 1977-08-03 |
| 1208 | 42-165-31192 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,970 | 1977-08-03 |
| 1110 | 42-165-31174 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1977-07-05 |
| 1111 | 42-165-31175 | CRESCENT ENERGY OPERATING, LLC | 1 | 4,800 | 1977-07-05 |
| 1109 | 42-165-30653 | CRESCENT ENERGY OPERATING, LLC | -- | -- | -- |
| 1301 | 42-165-02241 | CRESCENT ENERGY OPERATING, LLC | -- | -- | -- |