ENDICOTT "A"

Oil · District 7C · Lease #16570

Operator: HENRY PETROLEUM LP

Cum Oil

126k BBL

Cum Gas

233k MCF

casinghead

Wells

3

Production

2008-05 — 2013-08

Peak Month

2009-02

Production History

Cum Oil: 126,187 BBL Cum Gas: 233,480 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,044 BBL/mo

Di (annual)

191.6%

b-factor

1.2

EUR

228,756 BBL

R-squared

0.925

type

hyperbolic

Operator History (from monthly production reports)

2009-01 — 2013-12 COG OPERATING LLC 60 mo
2008-05 — 2008-12 HENRY PETROLEUM LP 8 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
816COG OPERATING LLC110,8002008-07-29
811DIAMONDBACK E&P LLC110,8002008-05-27
812COG OPERATING LLC110,8002008-01-04