PRESTON-SHACKELFORD 15G

Oil · District 08 · Lease #60578

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

370k BBL

Cum Gas

754k MCF

casinghead

Wells

1

Production

2023-08 — 2026-04

Peak Month

2024-03

Production History

Cum Oil: 370,000 BBL Cum Gas: 753,879 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

29,794 BBL/mo

Di (annual)

140.3%

b-factor

0.5

EUR

495,809 BBL

R-squared

0.868

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HPIONEER NATURAL RES. USA, INC.110,4362023-03-13