< leases

NAIL, J. A. B-8

Oil · District 7B · Lease #16931

Operator: M & K OPERATING LLC

Fields: SHACKELFORD COUNTY REGULAR

Cum Oil

558 BBL

Cum Gas

36 MCF

casinghead

Wells

3

Production

1993-01 — 2024-05

Peak Month

2021-09

Production History

Cum Oil: 558 BBL Cum Gas: 36 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

46 BBL/mo

Di (annual)

710.6%

b-factor

0.7

EUR

182 BBL

R-squared

0.915

type

hyperbolic

Operator History (from monthly production reports)

2018-11 — 2026-07 M & K OPERATING LLC 93 mo
2017-09 — 2018-10 FTC CONSULTING, LLC 14 mo
2006-04 — 2017-08 CLAVO OIL, LLC 137 mo
2003-02 — 2006-03 BOO-ROW PIPE & SUPPLY, INC. 38 mo
2001-06 — 2003-01 B P OPERATING COMPANY 20 mo
1993-01 — 2001-05 FRONTIER OPERATING CORPORATION 101 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-417-33866RAMPART PETROLEUM INCORPORATED11,3561981-04-04
342-417-33858M & K OPERATING LLC11,9001981-03-30
242-417-33646M & K OPERATING LLC11,3501980-12-19