DEVITT

Oil · District 8A · Lease #66378

Operator: WALSH & WATTS, INC.

Fields: SLAUGHTER (CLEAR FORK 7190)

Cum Oil

129k BBL

Cum Gas

21 MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 128,531 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,060 BBL/mo

Di (annual)

9.7%

b-factor

0.0

EUR

130,402 BBL

R-squared

0.870

type

exponential

Operator History (from monthly production reports)

2000-12 — 2026-07 WALSH & WATTS, INC. 308 mo

1998-12 — 2000-11 ENERGEN RESOURCES CORPORATION 24 mo

1998-03 — 1998-11 TAURUS EXPLORATION U.S.A., INC. 9 mo

1993-01 — 1998-02 BC OPERATING, INC. 62 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-445-31553	WALSH & WATTS, INC.	1	8,000	1989-05-25