SHACKELFORD K

Oil · District 08 · Lease #48548

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

530k BBL

Cum Gas

2.0M MCF

casinghead

Wells

1

Production

2016-11 — 2026-04

Peak Month

2017-12

Production History

Cum Oil: 530,279 BBL Cum Gas: 1,986,863 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,913 BBL/mo

Di (annual)

33.1%

b-factor

0.0

EUR

395,206 BBL

R-squared

0.614

type

exponential

Operator History (from monthly production reports)

2016-11 — 2026-07 PIONEER NATURAL RES. USA, INC. 117 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3311HPIONEER NATURAL RES. USA, INC.210,8722014-12-11