MCALISTER -O-

Oil · District 08 · Lease #31576

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

64k BBL

Cum Gas

98k MCF

casinghead

Wells

1

Production

1993-01 — 2022-07

Peak Month

2021-09

Production History

Cum Oil: 63,788 BBL Cum Gas: 97,649 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

498 BBL/mo

Di (annual)

141.9%

b-factor

0.0

EUR

4,211 BBL

R-squared

0.355

type

exponential

Operator History (from monthly production reports)

1997-09 — 2025-03 PIONEER NATURAL RES. USA, INC. 331 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
1PIONEER NATURAL RES. USA INC.19,1001987-10-23