Fields: HOWARD GLASSCOCK
Cum Oil
267k BBL
Cum Gas
164k MCF
casinghead
Wells
16
Production
1993-01 — 2011-11
Peak Month
2000-02
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: 266,974 BBL Cum Gas: 164,088 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
4,482 BBL/mo
Di (annual)
130.1%
b-factor
1.6
EUR
325,911 BBL
R-squared
0.923
type
hyperbolic
Operator History (from monthly production reports)
Wells (16)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 18 | 42-227-35330 | GRAYROCK ENERGY II, LLC | 3 | 4,001 | 2001-03-20 |
| 14 | 42-227-10952 | GRAYROCK ENERGY II, LLC | 3 | 4,001 | 2001-02-21 |
| 4 | 42-227-02282 | GRAYROCK ENERGY II, LLC | 3 | 4,001 | 2001-02-21 |
| 9 | 42-227-02286 | GRAYROCK ENERGY II, LLC | 1 | 4,001 | 2001-02-21 |
| 59W | 42-227-35644 | GRAYROCK ENERGY II, LLC | 1 | 3,500 | 2001-02-14 |
| 8 | 42-227-02501 | CIMAREX ENERGY CO. OF COLORADO | 1 | 3,500 | 1998-12-10 |
| 15 | 42-227-10953 | GRAYROCK ENERGY II, LLC | 1 | 4,000 | 1998-01-16 |
| 12 | 42-227-02502 | GRAYROCK ENERGY II, LLC | 1 | 4,000 | 1998-01-15 |
| 10 | 42-227-02287 | GRAYROCK ENERGY II, LLC | 1 | 4,000 | 1997-11-18 |
| 17 | 42-227-35161 | GRAYROCK ENERGY II, LLC | 2 | 3,800 | 1997-03-10 |
| 11 | 42-227-02288 | GRAYROCK ENERGY II, LLC | -- | -- | -- |
| 2 | 42-227-02280 | GRAYROCK ENERGY II, LLC | -- | -- | -- |
| 5W | 42-227-02283 | CIMAREX ENERGY CO. OF COLORADO | -- | -- | -- |
| 6 | 42-227-02284 | CIMAREX ENERGY CO. OF COLORADO | -- | -- | -- |
| 7 | 42-227-02285 | GRAYROCK ENERGY II, LLC | -- | -- | -- |
| 7W | 42-227-30204 | CIMAREX ENERGY CO. OF COLORADO | -- | -- | -- |