HOLT, D.T. -A-

Oil · District 09 · Lease #18957

Operator: WAKO OIL CO. LLC

Fields: MONTAGUE COUNTY REGULAR

Cum Oil

81k BBL

Cum Gas

108 MCF

casinghead

Wells

4

Production

1993-01 — 2025-06

Peak Month

2003-10

Production History

Cum Oil: 81,404 BBL Cum Gas: 108 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,081 BBL/mo

Di (annual)

184.2%

b-factor

1.1

EUR

70,948 BBL

R-squared

0.866

type

hyperbolic

Operator History (from monthly production reports)

2012-12 — 2026-07 WAKO OIL CO. LLC 164 mo

2010-12 — 2012-11 BRAHMAN OPERATING, L.L.C. 24 mo

2005-03 — 2010-11 SEEL-MAC OIL & GAS LLC 69 mo

2002-02 — 2005-02 SEELYE, WILLIAM L. 37 mo

1993-01 — 2002-01 O-RRELL OIL COMPANY 109 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
200A	42-337-31520	WAKO OIL CO. LLC	2	1,800	1990-07-11
104	42-337-31532	WAKO OIL CO. LLC	2	1,800	1989-07-13
38	42-337-31337	WAKO OIL CO. LLC	1	2,100	1980-02-12
37	42-337-31079	WAKO OIL CO. LLC	1	2,100	1978-04-10