Fields: SHAFTER LAKE (DEVONIAN)
Cum Oil
385k BBL
Cum Gas
238k MCF
casinghead
Wells
4
Production
1993-01 — 2020-10
Peak Month
1996-01
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: 385,164 BBL Cum Gas: 237,954 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
2,060 BBL/mo
Di (annual)
4.8%
b-factor
0.0
EUR
464,780 BBL
R-squared
0.503
type
exponential
Operator History (from monthly production reports)
Wells (4)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 2DC | 42-003-01416 | HIGHMARK ENERGY OPERATING, LLC | 2 | 10,001 | 2006-03-15 |
| 1 | 42-003-01301 | HIGHMARK ENERGY OPERATING LLC | 4 | 11,698 | 2002-03-12 |
| 6 | 42-003-38720 | HIGHMARK ENERGY OPERATING LLC | 1 | 10,000 | 2001-01-02 |
| 5 | 42-003-35945 | HIGHMARK ENERGY OPERATING LLC | 2 | 11,900 | 1995-10-12 |