< leases

STATE WALTON -E- A/C 4

Oil · District 08 · Lease #21922

Operator: PRIZE OPERATING COMPANY

Fields: KERMIT, SOUTH (DEVONIAN-OIL)

Cum Oil

54k BBL

Cum Gas

597k MCF

casinghead

Wells

3

Production

1993-01 — 1998-12

Peak Month

1994-07

Production History

Cum Oil: 54,023 BBL Cum Gas: 597,204 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,416 BBL/mo

Di (annual)

41.9%

b-factor

0.0

EUR

40,512 BBL

R-squared

0.642

type

exponential

Operator History (from monthly production reports)

2002-04 — 2004-08 GRUY PETROLEUM MANAGEMENT CO. 29 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 MIDPAR L.P. 26 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3442-495-32076FORMENTERA OPERATIONS LLC310,9002003-03-11
2142-495-02920FORMENTERA OPERATIONS LLC110,6801999-11-04
2742-495-03177FORMENTERA OPERATIONS LLC310,6841996-04-09