MANN18

Oil · District 7C · Lease #15634

Operator: HENRY PETROLEUM LP

Cum Oil

83k BBL

Cum Gas

427k MCF

casinghead

Wells

2

Production

2004-12 — 2021-11

Peak Month

2005-03

Production History

Cum Oil: 82,630 BBL Cum Gas: 427,133 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,480 BBL/mo

Di (annual)

843.4%

b-factor

1.5

EUR

75,336 BBL

R-squared

0.892

type

hyperbolic

Operator History (from monthly production reports)

2009-01 — 2026-07 COG OPERATING LLC 211 mo
2004-12 — 2008-12 HENRY PETROLEUM LP 49 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2COG OPERATING LLC110,8002009-08-20
1COG OPERATING LLC210,8002004-09-29