SHACKELFORD 10P

Oil · District 08 · Lease #50920

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

416k BBL

Cum Gas

2.2M MCF

casinghead

Wells

1

Production

2018-08 — 2026-04

Peak Month

2019-10

Production History

Cum Oil: 416,016 BBL Cum Gas: 2,183,432 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

20,560 BBL/mo

Di (annual)

117.6%

b-factor

0.5

EUR

405,868 BBL

R-squared

0.893

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 96 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16HPIONEER NATURAL RES. USA, INC.110,7002017-05-25