Fields: SAND HILLS (MCKNIGHT)
Cum Oil
142k BBL
Cum Gas
679k MCF
casinghead
Wells
18
Production
1993-01 — 2024-11
Peak Month
1995-03
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: 142,013 BBL Cum Gas: 678,541 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
1,807 BBL/mo
Di (annual)
50.8%
b-factor
0.6
EUR
90,067 BBL
R-squared
0.566
type
hyperbolic
Operator History (from monthly production reports)
Wells (18)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 11 | 42-103-03166 | HEIFER PRODUCTION COMPANY LLC | 5 | 6,188 | 2012-11-06 |
| 11A | 42-103-03166 | HEIFER PRODUCTION COMPANY LLC | 5 | 6,188 | 2012-11-06 |
| 10 | 42-103-03164 | HEIFER PRODUCTION COMPANY LLC | 6 | 6,210 | 2012-10-18 |
| 10A | 42-103-03164 | HEIFER PRODUCTION COMPANY LLC | 6 | 6,210 | 2012-10-18 |
| 9 | 42-103-03169 | HEIFER PRODUCTION COMPANY LLC | 6 | 6,230 | 2012-08-10 |
| 9A | 42-103-03169 | HEIFER PRODUCTION COMPANY LLC | 6 | 6,230 | 2012-08-10 |
| 5 | 42-103-03157 | HEIFER PRODUCTION COMPANY LLC | 1 | 3,621 | 1996-12-05 |
| 16 | 42-103-34173 | HEIFER PRODUCTION COMPANY LLC | 1 | 3,600 | 1992-08-07 |
| 15 | 42-103-34109 | HEIFER PRODUCTION COMPANY LLC | 1 | 3,600 | 1990-10-09 |
| 13 | 42-103-33952 | HEIFER PRODUCTION COMPANY LLC | 1 | 3,600 | 1989-08-01 |
| 7 | 42-103-33427 | HEIFER PRODUCTION COMPANY LLC | 1 | 3,600 | 1984-03-19 |
| 6 | 42-103-32466 | HEIFER PRODUCTION COMPANY LLC | 1 | 3,600 | 1981-01-22 |
| 1 | 42-103-03151 | HEIFER PRODUCTION COMPANY LLC | -- | -- | -- |
| 2 | 42-103-03155 | HEIFER PRODUCTION COMPANY LLC | -- | -- | -- |
| 3 | 42-103-03156 | HEIFER PRODUCTION COMPANY LLC | -- | -- | -- |
| 3W | 42-103-03156 | HEIFER PRODUCTION COMPANY LLC | -- | -- | -- |
| 4 | 42-103-03158 | HEIFER PRODUCTION COMPANY LLC | -- | -- | -- |
| 4W | 42-103-03158 | HEIFER PRODUCTION COMPANY LLC | -- | -- | -- |