ASHLEY A

Oil · District 08 · Lease #36981

Operator: SUMMIT PETROLEUM LLC

Cum Oil

33k BBL

Cum Gas

82k MCF

casinghead

Wells

1

Production

2002-11 — 2021-02

Peak Month

2003-02

Production History

Cum Oil: 33,145 BBL Cum Gas: 82,484 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

731 BBL/mo

Di (annual)

50.6%

b-factor

0.6

EUR

36,538 BBL

R-squared

0.826

type

hyperbolic

Operator History (from monthly production reports)

2007-10 — 2026-07 PIONEER NATURAL RES. USA, INC. 226 mo
2007-05 — 2007-09 SUMMIT PETROLEUM LLC 5 mo
2002-11 — 2007-04 HENRY PETROLEUM LP 54 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.210,6002001-08-20