PRESTON-SHACKELFORD 15E

Oil · District 08 · Lease #60382

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

525k BBL

Cum Gas

1.1M MCF

casinghead

Wells

1

Production

2023-08 — 2026-04

Peak Month

2024-08

Production History

Cum Oil: 525,271 BBL Cum Gas: 1,131,915 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

43,144 BBL/mo

Di (annual)

146.4%

b-factor

0.7

EUR

962,945 BBL

R-squared

0.921

type

hyperbolic

Operator History (from monthly production reports)

2023-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 36 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HPIONEER NATURAL RES. USA, INC.110,4362023-03-13