NAIL "78"

Oil · District 7B · Lease #29421

Operator: COTTONWOOD PETROLEUM CO.

Cum Oil

2k BBL

Cum Gas

11 MCF

casinghead

Wells

1

Production

2004-06 — 2007-09

Peak Month

2004-08

Production History

Cum Oil: 1,977 BBL Cum Gas: 11 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

234 BBL/mo

Di (annual)

213.1%

b-factor

0.4

EUR

2,120 BBL

R-squared

0.906

type

hyperbolic

Operator History (from monthly production reports)

2004-06 — 2007-11 COTTONWOOD PETROLEUM CO. 42 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1JACOBS C. E. CO.21,8002004-06-08