WILLINGHAM "A"

Oil · District 7B · Lease #28649

Operator: PETEX

Cum Oil

216k BBL

Cum Gas

2k MCF

casinghead

Wells

1

Production

1999-08 — 2026-04

Peak Month

1999-10

Production History

Cum Oil: 216,396 BBL Cum Gas: 1,916 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,501 BBL/mo

Di (annual)

46.2%

b-factor

0.2

EUR

178,276 BBL

R-squared

0.812

type

hyperbolic

Operator History (from monthly production reports)

2022-07 — 2026-07 PETEX 49 mo
1999-08 — 2022-06 BETTIS, BOYLE & STOVALL 275 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PETEX14,5001999-07-01