TOLLE

Oil · District 7B · Lease #16510

Operator: R & B ENERGY CO.

Cum Oil

1k BBL

Cum Gas

548 MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1995-06

Production History

Cum Oil: 1,041 BBL Cum Gas: 548 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18 BBL/mo

Di (annual)

7.9%

b-factor

0.0

EUR

2,647 BBL

R-squared

0.685

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
1994-07 — 1998-06 MUSTANG OIL & GAS CORPORATION 48 mo
1993-01 — 1994-06 PATTERSON OIL COMPANY, THE 18 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2EASTLAND OPERATING, L.L.C.24,2001995-11-01