SHACKELFORD W39E

Oil · District 08 · Lease #52802

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

440k BBL

Cum Gas

1.9M MCF

casinghead

Wells

1

Production

2019-10 — 2026-04

Peak Month

2020-05

Production History

Cum Oil: 440,193 BBL Cum Gas: 1,853,973 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,167 BBL/mo

Di (annual)

45.5%

b-factor

0.0

EUR

373,949 BBL

R-squared

0.707

type

exponential

Operator History (from monthly production reports)

2019-10 — 2026-07 PIONEER NATURAL RES. USA, INC. 82 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HPIONEER NATURAL RES. USA, INC.110,6002019-02-11