< leases

SCHEUBER -711-

Oil · District 7C · Lease #11267

Operator: PRIZE OPERATING COMPANY

Fields: IRION, W. (CANYON)

Cum Oil

3k BBL

Cum Gas

101k MCF

casinghead

Wells

1

Production

1993-01 — 2004-02

Peak Month

1994-10

Production History

Cum Oil: 3,090 BBL Cum Gas: 101,423 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

52 BBL/mo

Di (annual)

34.5%

b-factor

0.0

EUR

1,759 BBL

R-squared

0.511

type

exponential

Operator History (from monthly production reports)

2006-05 — 2006-09 CIMAREX ENERGY CO. OF COLORADO 5 mo
2002-04 — 2006-04 GRUY PETROLEUM MANAGEMENT CO. 49 mo
1999-07 — 2002-03 PRIZE OPERATING COMPANY 33 mo
1997-09 — 1999-06 PIONEER NATURAL RES. USA, INC. 22 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-235-32513BREITBURN OPERATING L.P.16,9001985-02-04