< leases

WARWINK UNIVERSITY 18-26 'A'

Oil · District 08 · Lease #35640

Operator: PRIZE OPERATING COMPANY

Fields: WAR-WINK, W. (WOLFCAMP)

Cum Oil

313k BBL

Cum Gas

596k MCF

casinghead

Wells

2

Production

1998-01 — 2025-09

Peak Month

2008-10

Production History

Cum Oil: 312,681 BBL Cum Gas: 595,517 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,251 BBL/mo

Di (annual)

23.1%

b-factor

0.0

EUR

220,678 BBL

R-squared

0.578

type

exponential

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2018-09 — 2024-07 CALLON PETROLEUM OPERATING CO 71 mo
2006-05 — 2018-08 CIMAREX ENERGY CO. OF COLORADO 148 mo
2002-04 — 2006-04 GRUY PETROLEUM MANAGEMENT CO. 49 mo
1999-07 — 2002-03 PRIZE OPERATING COMPANY 33 mo
1998-01 — 1999-06 PIONEER NATURAL RES. USA, INC. 18 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-475-34529APACHE CORPORATION211,8002008-03-18
1H42-475-34529APACHE CORPORATION211,8002008-03-18