DONOVAN

Oil · District 08 · Lease #12315

Operator: PHILLIPS PETROLEUM COMPANY

Cum Oil

14k BBL

Cum Gas

253k MCF

casinghead

Wells

2

Production

1993-01 — 2006-03

Peak Month

2002-12

Production History

Cum Oil: 13,729 BBL Cum Gas: 253,126 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

128 BBL/mo

Di (annual)

28.9%

b-factor

0.0

EUR

5,252 BBL

R-squared

0.406

type

exponential

Operator History (from monthly production reports)

2003-01 — 2009-05 CONOCOPHILLIPS COMPANY 77 mo
1993-01 — 2002-12 PHILLIPS PETROLEUM COMPANY 120 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2 LCONOCOPHILLIPS COMPANY111,7002017-11-20
1 LBURLESON PETROLEUM, INC.111,5802005-11-30