PUGH

Oil · District 7B · Lease #25724

Operator: RUSSELL BROTHERS OIL & GAS

Fields: MOON (MARBLE FALLS LIME)

Cum Oil

4k BBL

Cum Gas

82k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

2025-10

Production History

Cum Oil: 3,863 BBL Cum Gas: 82,417 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

61 BBL/mo

Di (annual)

38.6%

b-factor

0.6

EUR

3,828 BBL

R-squared

0.575

type

hyperbolic

Operator History (from monthly production reports)

2019-09 — 2026-07 4W OPERATING, LLC 83 mo

2005-01 — 2019-08 RUSSELL BROS. OIL & GAS, INC. 176 mo

2000-03 — 2004-12 RUSSELL BROTHERS OIL & GAS 58 mo

1993-01 — 2000-02 GLAHN RESOURCES, INC. 86 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-429-32304	4W OPERATING, LLC	2	5,000	1980-12-23