WALKER-COLEMAN ALLOC A

Oil · District 01 · Lease #20290

Operator: EXCO OPERATING COMPANY, LP

Cum Oil

401k BBL

Cum Gas

125k MCF

casinghead

Wells

1

Production

2020-04 — 2026-04

Peak Month

2021-08

Production History

Cum Oil: 401,226 BBL Cum Gas: 124,545 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,199 BBL/mo

Di (annual)

383.6%

b-factor

1.3

EUR

892,919 BBL

R-squared

0.839

type

hyperbolic

Operator History (from monthly production reports)

2020-04 — 2026-07 EXCO OPERATING COMPANY, LP 76 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HEXCO OPERATING COMPANY, LP17,0002020-02-07