FRANK -A-

Oil · District 08 · Lease #35891

Operator: PHILLIPS PETROLEUM COMPANY

Cum Oil

5k BBL

Cum Gas

15k MCF

casinghead

Wells

1

Production

1998-09 — 2003-09

Peak Month

1999-01

Production History

Cum Oil: 4,656 BBL Cum Gas: 15,323 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

345 BBL/mo

Di (annual)

83.4%

b-factor

0.0

EUR

4,960 BBL

R-squared

0.579

type

exponential

Operator History (from monthly production reports)

2003-01 — 2005-11 CONOCOPHILLIPS COMPANY 35 mo
1998-09 — 2002-12 PHILLIPS PETROLEUM COMPANY 52 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4CONOCOPHILLIPS COMPANY28,1001998-06-24