MORALES-TURNHAM UNIT

Oil · District 01 · Lease #14513

Operator: TRIUMPH PETROLEUM COMPANY,L.L.C.

Fields: PEARSALL (AUSTIN CHALK)

Cum Oil

57k BBL

Cum Gas

10k MCF

casinghead

Wells

1

Production

2003-12 — 2026-04

Peak Month

2004-09

Production History

Cum Oil: 57,420 BBL Cum Gas: 10,081 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

974 BBL/mo

Di (annual)

75.1%

b-factor

0.9

EUR

50,765 BBL

R-squared

0.495

type

hyperbolic

Operator History (from monthly production reports)

2012-05 — 2026-07 BLACKBRUSH O & G, LLC 171 mo

2005-02 — 2012-04 BLACKBRUSH O & G, INC. 87 mo

2003-12 — 2005-01 TRIUMPH PETROLEUM COMPANY,L.L.C. 14 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-163-32734	BLACKBRUSH O & G, LLC	3	11,000	2004-08-12