ANP -155-

Oil · District 7B · Lease #28311

Operator: TEXXOL OPERATING COMPANY, INC.

Cum Oil

38k BBL

Cum Gas

452k MCF

casinghead

Wells

1

Production

1997-10 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 38,189 BBL Cum Gas: 451,929 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

474 BBL/mo

Di (annual)

28.2%

b-factor

0.0

EUR

20,173 BBL

R-squared

0.501

type

exponential

Operator History (from monthly production reports)

2013-08 — 2026-07 TEXXOL OPERATING COMPANY, INC. 156 mo
2000-04 — 2013-07 RICHEY, RAY MANAGEMENT CO., INC. 160 mo
1997-10 — 2000-03 MITCHELL ENERGY CORPORATION 30 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TEXXOL OPERATING COMPANY, INC.15,4501997-06-23