CHADBOURNE RANCH 431 -A-
Oil · District 7C · Lease #12984
Operator: WESTPORT OIL AND GAS COMPANY, LP
Fields: FORT CHADBOURNE
Cum Oil
24k BBL
Cum Gas
49k MCF
casinghead
Wells
4
Production
1993-01 — 2000-11
Peak Month
1993-01
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: 24,324 BBL Cum Gas: 49,158 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
2,463 BBL/mo
Di (annual)
345.7%
b-factor
0.4
EUR
14,179 BBL
R-squared
0.694
type
hyperbolic
Operator History (from monthly production reports)
Wells (4)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 5 | 42-081-31577 | KERR-MCGEE OIL & GAS ONSHORE LP | 1 | 5,900 | 1991-12-18 |
| 4 | 42-081-31569 | KERR-MCGEE OIL & GAS ONSHORE LP | 1 | 5,900 | 1991-08-29 |
| 2 | 42-081-31561 | KERR-MCGEE OIL & GAS ONSHORE LP | 1 | 5,900 | 1991-03-18 |
| 1 H | 42-081-31553 | BELCO ENERGY CORP. | 3 | 5,900 | 1990-10-22 |