LISTER A

Oil · District 10 · Lease #9039

Operator: TECOLOTE ENERGY OPERATING, LLC

Fields: MILLS RANCH (GRANITE WASH CONS.)

Cum Oil

495k BBL

Cum Gas

1.5M MCF

casinghead

Wells

2

Production

2013-12 — 2026-04

Peak Month

2014-08

Production History

Cum Oil: 495,252 BBL Cum Gas: 1,515,448 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,100 BBL/mo

Di (annual)

196.4%

b-factor

1.0

EUR

593,044 BBL

R-squared

0.963

type

hyperbolic

Operator History (from monthly production reports)

2023-10 — 2026-07 MMGL TXPH, LLC 34 mo

2020-01 — 2023-09 BLACKBEARD OPERATING, LLC 45 mo

2016-12 — 2019-12 TECOLOTE ENERGY OPERATING, LLC 37 mo

2014-04 — 2016-11 CHEVRON U. S. A. INC. 32 mo

2013-12 — 2014-03 SAMSON LONE STAR, LLC 4 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
702H	42-483-33737	MMGL TXPH, LLC	1	11,325	2013-07-10
802H	42-483-33738	MMGL TXPH, LLC	2	10,375	2013-07-10