ZEKE WEST D 22-21

Oil · District 7C · Lease #20926

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

299k BBL

Cum Gas

3.1M MCF

casinghead

Wells

1

Production

2020-02 — 2026-04

Peak Month

2026-01

Production History

Cum Oil: 299,489 BBL Cum Gas: 3,099,637 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,292 BBL/mo

Di (annual)

241.6%

b-factor

0.7

EUR

328,786 BBL

R-squared

0.962

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2020-02 — 2021-05 DE3 OPERATING LLC 16 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4304HPIONEER NATURAL RES. USA, INC.29,5002019-08-15