COWDEN XX

Oil · District 08 · Lease #35265

Operator: PRIZE OPERATING COMPANY

Cum Oil

116k BBL

Cum Gas

213k MCF

casinghead

Wells

1

Production

1997-01 — 2000-05

Peak Month

1997-06

Production History

Cum Oil: 115,739 BBL Cum Gas: 213,419 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,717 BBL/mo

Di (annual)

52.0%

b-factor

0.5

EUR

202,254 BBL

R-squared

0.978

type

hyperbolic

Operator History (from monthly production reports)

1999-07 — 2000-08 PRIZE OPERATING COMPANY 14 mo
1997-09 — 1999-06 PIONEER NATURAL RES. USA, INC. 22 mo
1997-01 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 8 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1FASKEN OIL AND RANCH, LTD.15,7001996-11-14