SHACKELFORD 39G

Oil · District 08 · Lease #57554

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

276k BBL

Cum Gas

2.2M MCF

casinghead

Wells

1

Production

2022-05 — 2026-04

Peak Month

2022-06

Production History

Cum Oil: 275,937 BBL Cum Gas: 2,169,136 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,616 BBL/mo

Di (annual)

158.3%

b-factor

0.3

EUR

288,283 BBL

R-squared

0.974

type

hyperbolic

Operator History (from monthly production reports)

2022-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 51 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HPIONEER NATURAL RES. USA, INC.110,4932021-02-03