JENKINS

Oil · District 08 · Lease #19171

Operator: NORTHSTAR OPERATING COMPANY

Cum Oil

54k BBL

Cum Gas

187k MCF

casinghead

Wells

2

Production

1993-01 — 2008-05

Peak Month

2006-05

Production History

Cum Oil: 53,626 BBL Cum Gas: 186,578 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

363 BBL/mo

Di (annual)

7.4%

b-factor

0.0

EUR

57,331 BBL

R-squared

0.387

type

exponential

Operator History (from monthly production reports)

2004-01 — 2009-11 NORTHSTAR OPERATING COMPANY 71 mo
1996-02 — 2003-12 LIMARK CORPORATION 95 mo
1993-01 — 1996-01 MWJ PRODUCING COMPANY 37 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2NORTHSTAR OPERATING COMPANY18,9001990-03-16
142-329-10074NORTHSTAR OPERATING COMPANY------