RODESSA "B" WATERFLOOD UNIT 1

Oil · District 06 · Lease #11696

Operator: SULPHUR RIVER EXPLORATION, INC.

Cum Oil

31k BBL

Cum Gas

36k MCF

casinghead

Wells

7

Production

1993-01 — 1993-11

Peak Month

1993-05

Production History

Cum Oil: 30,752 BBL Cum Gas: 35,582 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,069 BBL/mo

Di (annual)

992.4%

b-factor

0.1

EUR

15,621 BBL

R-squared

0.761

type

hyperbolic

Operator History (from monthly production reports)

1999-01 — 2008-10 SULPHUR RIVER EXPLORATION, INC. 118 mo
1993-01 — 1998-12 SHELL WESTERN E&P INC. 72 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3ISULPHUR RIVER EXPLORATION INC.410,5002016-05-20
3SULPHUR RIVER EXPLORATION, INC.37,1102003-04-25
5SULPHUR RIVER EXPLORATION INC.26,4002003-03-18
4SULPHUR RIVER EXPLORATION, INC.36,5001995-06-28
1ISHELL WESTERN E&P INC.26,4001987-01-30
1SHELL WESTERN E&P INC.16,4001985-04-02
2ISHELL WESTERN E&P INC.26,3741985-02-12