CLACK 277

Oil · District 7B · Lease #28053

Operator: SULPHUR RIVER EXPLORATION, INC.

Cum Oil

16k BBL

Cum Gas

0 MCF

Wells

1

Production

1996-10 — 2013-07

Peak Month

2003-04

Production History

Cum Oil: 15,614 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

461 BBL/mo

Di (annual)

179.1%

b-factor

0.5

EUR

5,899 BBL

R-squared

0.875

type

hyperbolic

Operator History (from monthly production reports)

1996-10 — 2016-08 SULPHUR RIVER EXPLORATION, INC. 239 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SULPHUR RIVER EXPLORATION INC.23,8001996-08-16