Fields: SERIO (GRAYBURG)
Cum Oil
1.4M BBL
Cum Gas
210k MCF
casinghead
Wells
34
Production
1993-01 — 2026-03
Peak Month
1998-05
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: 1,428,692 BBL Cum Gas: 210,455 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
11,000 BBL/mo
Di (annual)
189.9%
b-factor
1.4
EUR
530,515 BBL
R-squared
0.424
type
hyperbolic
Operator History (from monthly production reports)
Wells (34)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 26 | 42-003-47363 | FASKEN OIL AND RANCH, LTD. | 1 | 5,000 | 2016-05-31 |
| 25 | 42-003-39289 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-07-09 |
| 102 | 42-003-39216 | FASKEN OIL AND RANCH, LTD. | 2 | 5,100 | 2004-03-03 |
| 10 | 42-003-39226 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 101 | 42-003-39218 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 104 | 42-003-39219 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 105 | 42-003-39220 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 106 | 42-003-39221 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 107 | 42-003-39223 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 108 | 42-003-39224 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 110 | 42-003-39225 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 111 | 42-003-39222 | FASKEN OIL AND RANCH, LTD. | 1 | 5,100 | 2004-02-27 |
| 112 | 42-003-38965 | FASKEN OIL AND RANCH, LTD. | 1 | 5,000 | 2002-05-06 |
| 22 | 42-003-38965 | FASKEN OIL AND RANCH, LTD. | 1 | 5,000 | 2002-05-06 |
| 16 | 42-003-38329 | FASKEN OIL AND RANCH, LTD. | 1 | 6,100 | 1997-12-01 |
| 20 | 42-003-38329 | FASKEN OIL AND RANCH, LTD. | 1 | 6,100 | 1997-12-01 |
| 21 | 42-003-38328 | FASKEN OIL AND RANCH, LTD. | 2 | 6,100 | 1997-12-01 |
| 21A | 42-003-38329 | FASKEN OIL AND RANCH, LTD. | 1 | 6,100 | 1997-12-01 |
| 21X | 42-003-38328 | FASKEN OIL AND RANCH, LTD. | 2 | 6,100 | 1997-12-01 |
| 1929 | 42-003-35310 | FASKEN OIL AND RANCH, LTD. | 1 | 5,500 | 1985-11-19 |
| 109 | 42-003-31793 | FASKEN OIL AND RANCH, LTD. | 1 | 5,000 | 1979-01-16 |
| 1729 | 42-003-31786 | FASKEN OIL AND RANCH, LTD. | 1 | 4,900 | 1978-12-29 |
| 14 | 42-003-31639 | FASKEN OIL AND RANCH, LTD. | 1 | 4,900 | 1978-02-02 |
| 13 | 42-003-31586 | FASKEN OIL AND RANCH, LTD. | 1 | 4,900 | 1977-10-12 |
| 13A | 42-003-31586 | FASKEN OIL AND RANCH, LTD. | 1 | 4,900 | 1977-10-12 |
| 1 | 42-003-30669 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 1R | 42-003-30573 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 2 | 42-003-30669 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 3 | 42-003-30771 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 4 | 42-003-30828 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 5 | 42-003-30771 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 7 | 42-003-31028 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 8 | 42-003-30829 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |
| 9 | 42-003-31135 | FASKEN OIL AND RANCH, LTD. | -- | -- | -- |