RANCHO GRANDE TRUST UNIT NO. 1
Oil · District 02 · Lease #11207
Operator: SANCHEZ OIL & GAS CORPORATION
Cum Oil
996k BBL
Cum Gas
3.6M MCF
casinghead
Wells
12
Production
2014-08 — 2026-04
Peak Month
2016-04
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: 995,929 BBL Cum Gas: 3,562,087 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
35,219 BBL/mo
Di (annual)
71.9%
b-factor
0.4
EUR
963,026 BBL
R-squared
0.500
type
hyperbolic
Operator History (from monthly production reports)
Wells (12)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 1H | 42-255-31655 | MARATHON OIL EF LLC | 5 | 16,888 | 2022-05-23 |
| 10H | 42-255-35505 | MARATHON OIL EF LLC | 1 | 21,500 | 2017-06-19 |
| 8H | 42-255-35502 | MARATHON OIL EF LLC | 1 | 21,500 | 2017-06-19 |
| 9H | 42-255-35503 | MARATHON OIL EF LLC | 1 | 21,500 | 2017-06-19 |
| 7H | 42-255-35020 | MARATHON OIL EF LLC | 2 | 19,000 | 2016-05-27 |
| 4H | 42-255-35012 | MARATHON OIL EF LLC | 1 | 19,000 | 2016-05-20 |
| 5H | 42-255-35013 | MARATHON OIL EF LLC | 1 | 19,000 | 2016-05-20 |
| 6H | 42-255-35016 | MARATHON OIL EF LLC | 2 | 19,000 | 2016-05-20 |
| 501H | 42-255-34699 | MARATHON OIL EF LLC | 2 | 18,000 | 2015-08-06 |
| 502H | 42-255-34700 | MARATHON OIL EF LLC | 2 | 19,000 | 2015-08-06 |
| 2H | 42-255-34282 | MARATHON OIL EF LLC | 2 | 17,500 | 2014-10-31 |
| 3H | 42-255-34283 | MARATHON OIL EF LLC | 3 | 18,500 | 2014-10-31 |