OTHELLA -A-

Oil · District 08 · Lease #9693

Operator: PHILLIPS PETROLEUM COMPANY

Cum Oil

39k BBL

Cum Gas

27k MCF

casinghead

Wells

2

Production

1993-01 — 2007-03

Peak Month

1993-07

Production History

Cum Oil: 39,427 BBL Cum Gas: 26,534 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

377 BBL/mo

Di (annual)

14.5%

b-factor

0.0

EUR

31,200 BBL

R-squared

0.323

type

exponential

Operator History (from monthly production reports)

2007-10 — 2012-10 CAMBRIAN MANAGEMENT, LTD. 61 mo
2001-08 — 2007-09 CAMBRIAN MANAGEMENT LTD 74 mo
1994-11 — 2001-07 COASTAL MANAGEMENT CORPORATION 81 mo
1993-01 — 1994-10 PHILLIPS PETROLEUM COMPANY 22 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2CAMBRIAN MANAGEMENT LTD.59,7402007-12-13
142-227-02648CAMBRIAN MANAGEMENT LTD.------