MCNUTT -A-

Oil · District 10 · Lease #3821

Operator: UMC PETROLEUM CORPORATION

Cum Oil

24k BBL

Cum Gas

194k MCF

casinghead

Wells

4

Production

1993-01 — 2026-03

Peak Month

2010-11

Production History

Cum Oil: 23,764 BBL Cum Gas: 193,618 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

177 BBL/mo

Di (annual)

22.7%

b-factor

0.2

EUR

11,503 BBL

R-squared

0.396

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 LARGE OPERATING LLC 58 mo
2000-06 — 2021-09 BRANDY PRODUCTION 256 mo
1998-08 — 2000-05 OCEAN ENERGY, INC. 22 mo
1993-01 — 1998-07 UMC PETROLEUM CORPORATION 67 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3LARGE OPERATING LLC13,3001979-12-28
4LARGE OPERATING LLC13,3001979-12-28
2LARGE OPERATING LLC13,3001979-07-26
10142-233-30156LARGE OPERATING LLC------