SHACKELFORD E10C

Oil · District 08 · Lease #52281

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

353k BBL

Cum Gas

3.0M MCF

casinghead

Wells

1

Production

2019-01 — 2026-04

Peak Month

2019-08

Production History

Cum Oil: 352,893 BBL Cum Gas: 2,955,300 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

27,002 BBL/mo

Di (annual)

163.6%

b-factor

0.4

EUR

328,798 BBL

R-squared

0.941

type

hyperbolic

Operator History (from monthly production reports)

2019-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 91 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
103HPIONEER NATURAL RES. USA, INC.110,6602018-09-05