OTHELLA -A-

Oil · District 08 · Lease #39059

Operator: CAMBRIAN MANAGEMENT, LTD.

Cum Oil

3k BBL

Cum Gas

10k MCF

casinghead

Wells

1

Production

2008-06 — 2012-12

Peak Month

2008-07

Production History

Cum Oil: 3,108 BBL Cum Gas: 9,782 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

159 BBL/mo

Di (annual)

81.6%

b-factor

0.2

EUR

2,874 BBL

R-squared

0.794

type

hyperbolic

Operator History (from monthly production reports)

2008-06 — 2015-06 CAMBRIAN MANAGEMENT, LTD. 85 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2CAMBRIAN MANAGEMENT LTD.59,7402007-12-13