RASH

Oil · District 7B · Lease #28359

Operator: SULPHUR RIVER EXPLORATION, INC.

Cum Oil

10k BBL

Cum Gas

0 MCF

Wells

1

Production

1997-12 — 2015-02

Peak Month

1998-02

Production History

Cum Oil: 10,065 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

200 BBL/mo

Di (annual)

135.7%

b-factor

0.9

EUR

6,514 BBL

R-squared

0.382

type

hyperbolic

Operator History (from monthly production reports)

2007-05 — 2026-07 BENTGRASS OF TEXAS, INC. 231 mo
1997-12 — 2007-04 SULPHUR RIVER EXPLORATION, INC. 113 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BENTGRASS OF TEXAS INC.13,8001997-10-08