GRANGE

Oil · District 09 · Lease #29450

Operator: DIMOCK OPERATING COMPANY

Cum Oil

198k BBL

Cum Gas

12 MCF

casinghead

Wells

1

Production

1998-01 — 2026-03

Peak Month

2000-03

Production History

Cum Oil: 198,492 BBL Cum Gas: 12 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,657 BBL/mo

Di (annual)

36.8%

b-factor

0.3

EUR

122,255 BBL

R-squared

0.880

type

hyperbolic

Operator History (from monthly production reports)

2011-04 — 2026-07 DIMOCK OPERATING COMPANY 184 mo
1998-01 — 2011-03 ASHTOLA EXPLORATION COMPANY,INC. 159 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIMOCK OPERATING COMPANY18,5001997-10-10