SHACKELFORD 9G

Oil · District 08 · Lease #58875

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

442k BBL

Cum Gas

865k MCF

casinghead

Wells

1

Production

2022-11 — 2026-04

Peak Month

2023-06

Production History

Cum Oil: 442,320 BBL Cum Gas: 864,903 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,902 BBL/mo

Di (annual)

226.5%

b-factor

1.0

EUR

901,799 BBL

R-squared

0.827

type

hyperbolic

Operator History (from monthly production reports)

2022-11 — 2026-07 PIONEER NATURAL RES. USA, INC. 45 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HPIONEER NATURAL RES. USA, INC.110,4752022-07-21