MCALISTER -P-

Oil · District 08 · Lease #31697

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

89k BBL

Cum Gas

189k MCF

casinghead

Wells

2

Production

1993-01 — 2023-10

Peak Month

1995-02

Production History

Cum Oil: 88,578 BBL Cum Gas: 188,850 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

589 BBL/mo

Di (annual)

7.7%

b-factor

0.0

EUR

89,665 BBL

R-squared

0.889

type

exponential

Operator History (from monthly production reports)

2021-06 — 2025-06 PIONEER NATURAL RES. USA, INC. 49 mo
2020-09 — 2021-05 DE3 OPERATING LLC 9 mo
1997-09 — 2020-08 PIONEER NATURAL RES. USA, INC. 276 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.19,0501987-12-23
1PIONEER NATURAL RES. USA INC.19,0501987-12-09