ZEKE WEST B 22-21

Oil · District 7C · Lease #20439

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

351k BBL

Cum Gas

2.2M MCF

casinghead

Wells

1

Production

2019-08 — 2026-04

Peak Month

2019-09

Production History

Cum Oil: 351,130 BBL Cum Gas: 2,220,556 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,294 BBL/mo

Di (annual)

77.5%

b-factor

0.0

EUR

329,651 BBL

R-squared

0.798

type

exponential

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2019-08 — 2021-05 DE3 OPERATING LLC 22 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4302HPIONEER NATURAL RES. USA, INC.29,5002019-03-28