WILLIAMS-BELT UNIT

Oil · District 8A · Lease #69189

Operator: CHISHOLM OPERATING, INC.

Cum Oil

157k BBL

Cum Gas

4k MCF

casinghead

Wells

2

Production

2007-10 — 2026-04

Peak Month

2008-01

Production History

Cum Oil: 157,309 BBL Cum Gas: 4,263 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,644 BBL/mo

Di (annual)

20.0%

b-factor

0.0

EUR

158,288 BBL

R-squared

0.958

type

exponential

Operator History (from monthly production reports)

2007-10 — 2026-07 CHISHOLM OPERATING, INC. 226 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CHISHOLM OPERATING, INC.25,6002008-01-04
2CHISHOLM OPERATING, INC.35,5002007-07-25