SHACKELFORD 9A

Oil · District 08 · Lease #58960

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

392k BBL

Cum Gas

625k MCF

casinghead

Wells

1

Production

2022-12 — 2026-04

Peak Month

2024-08

Production History

Cum Oil: 392,173 BBL Cum Gas: 625,387 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18,172 BBL/mo

Di (annual)

54.1%

b-factor

0.0

EUR

402,884 BBL

R-squared

0.556

type

exponential

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPIONEER NATURAL RES. USA, INC.110,4752022-07-21