AMACKER-HALFF "48"

Oil · District 7C · Lease #10524

Operator: UMC PETROLEUM CORPORATION

Fields: SPRABERRY (TREND AREA CL. FK.)

Cum Oil

20k BBL

Cum Gas

56k MCF

casinghead

Wells

3

Production

1993-01 — 2022-06

Peak Month

1993-08

Production History

Cum Oil: 19,570 BBL Cum Gas: 56,411 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

244 BBL/mo

Di (annual)

14.9%

b-factor

0.0

EUR

19,540 BBL

R-squared

0.572

type

exponential

Operator History (from monthly production reports)

2010-04 — 2026-07 ATLAS OPERATING LLC 196 mo

2008-02 — 2010-03 PIONEER EXPLORATION, LLC 26 mo

2001-07 — 2008-01 PIONEER EXPLORATION, LTD. 79 mo

1997-04 — 2001-06 PIONEER EXPLORATION COMPANY 51 mo

1993-01 — 1997-03 UMC PETROLEUM CORPORATION 51 mo

Wells (3)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-461-31523	ENSOURCE INC.	2	9,000	1984-07-02
3	42-461-31525	ENSOURCE INC.	2	9,000	1984-07-02
2	42-461-31524	ENSOURCE INC.	2	9,000	1983-12-19