< leases

WILLS, M.A.

Oil · District 7B · Lease #21748

Operator: WINGROVE WELL SERVICE, INC.

Fields: B. K. (FLIPPEN LIME)

Cum Oil

18k BBL

Cum Gas

87 MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-06

Production History

Cum Oil: 18,003 BBL Cum Gas: 87 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

243 BBL/mo

Di (annual)

49.6%

b-factor

0.6

EUR

12,385 BBL

R-squared

0.701

type

hyperbolic

Operator History (from monthly production reports)

2023-12 — 2026-07 WINGROVE OPERATING, LLC 32 mo
2000-10 — 2023-11 WINGROVE WELL SERVICE, INC. 278 mo
1998-03 — 2000-09 HOUSTON INVESTCO, INC 31 mo
1997-05 — 1998-02 AMERICO OIL COMPANY 10 mo
1995-10 — 1997-04 MID-TEX ENERGY INC. 19 mo
1993-01 — 1995-09 GUIDANCE OIL DEVELOPERS, INC. 33 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-253-33082WINGROVE OPERATING, LLC32,2001989-12-20
142-253-32996WINGROVE OPERATING, LLC12,5001984-06-26