MCKNIGHT, M. B. -B-

Oil · District 08 · Lease #8670

Operator: N & O OIL CO.

Cum Oil

134k BBL

Cum Gas

336k MCF

casinghead

Wells

10

Production

1993-01 — 2024-11

Peak Month

1993-01

Production History

Cum Oil: 134,277 BBL Cum Gas: 336,055 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

853 BBL/mo

Di (annual)

7.7%

b-factor

0.0

EUR

129,479 BBL

R-squared

0.635

type

exponential

Operator History (from monthly production reports)

2021-12 — 2026-07 HEIFER PRODUCTION COMPANY LLC 56 mo
2017-11 — 2021-11 ARCH OIL & GAS, LLC 49 mo
2016-06 — 2017-10 7S OIL & GAS, LLC 17 mo
2013-04 — 2016-05 N & O OIL CO. 38 mo
1999-09 — 2013-03 GUADALUPE PROPERTIES, LLC 163 mo
1993-01 — 1999-08 ALPS OIL COMPANY 80 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9HEIFER PRODUCTION COMPANY LLC13,6001992-08-11
6HEIFER PRODUCTION COMPANY LLC13,6001984-03-19
7HEIFER PRODUCTION COMPANY LLC13,6001982-08-20
8HEIFER PRODUCTION COMPANY LLC13,6001982-08-20
8WHEIFER PRODUCTION COMPANY LLC13,6001982-08-20
5HEIFER PRODUCTION COMPANY LLC13,6001982-02-04
4HEIFER PRODUCTION COMPANY LLC13,6001981-10-14
142-103-03161HEIFER PRODUCTION COMPANY LLC------
242-103-03159HEIFER PRODUCTION COMPANY LLC------
342-103-03160HEIFER PRODUCTION COMPANY LLC------