PRE-EMPTION

Oil · District 7B · Lease #17262

Operator: R & B ENERGY CO.

Cum Oil

931 BBL

Cum Gas

78k MCF

casinghead

Wells

4

Production

1993-01 — 2001-02

Peak Month

1998-03

Production History

Cum Oil: 931 BBL Cum Gas: 78,041 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17 BBL/mo

Di (annual)

68.8%

b-factor

0.0

EUR

287 BBL

R-squared

0.420

type

exponential

Operator History (from monthly production reports)

1999-12 — 2026-07 EASTLAND OPERATING, L.L.C. 320 mo
1999-02 — 1999-11 R & B ENERGY CO. 10 mo
1998-07 — 1999-01 GRUY PETROLEUM MANAGEMENT CO. 7 mo
1993-01 — 1998-06 MUSTANG OIL & GAS CORPORATION 66 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4EASTLAND OPERATING L.L.C.13,5501981-03-10
2EASTLAND OPERATING L.L.C.13,5001981-02-12
3EASTLAND OPERATING L.L.C.13,5001981-02-12
1EASTLAND OPERATING L.L.C.13,5001981-01-22