SHACKELFORD 9J

Oil · District 08 · Lease #58869

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

215k BBL

Cum Gas

842k MCF

casinghead

Wells

1

Production

2022-12 — 2026-04

Peak Month

2023-12

Production History

Cum Oil: 215,236 BBL Cum Gas: 842,386 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,050 BBL/mo

Di (annual)

108.5%

b-factor

0.0

EUR

210,748 BBL

R-squared

0.857

type

exponential

Operator History (from monthly production reports)

2022-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 44 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10HPIONEER NATURAL RES. USA, INC.110,4752022-07-21