COWDEN "46"

Oil · District 08 · Lease #37565

Operator: NORTHSTAR OPERATING COMPANY

Cum Oil

30k BBL

Cum Gas

19k MCF

casinghead

Wells

1

Production

2004-12 — 2015-06

Peak Month

2005-02

Production History

Cum Oil: 30,243 BBL Cum Gas: 19,127 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

960 BBL/mo

Di (annual)

70.4%

b-factor

0.5

EUR

30,988 BBL

R-squared

0.917

type

hyperbolic

Operator History (from monthly production reports)

2011-01 — 2016-02 NORTHSTAR OPERATING COMPANY 62 mo
2004-12 — 2010-12 C & F PETROLEUM, INC. 73 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1NORTHSTAR OPERATING COMPANY17,5002004-09-23