WALNUT-BARRON 11D

Oil · District 08 · Lease #59857

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

263k BBL

Cum Gas

197k MCF

casinghead

Wells

1

Production

2023-09 — 2026-04

Peak Month

2023-12

Production History

Cum Oil: 262,977 BBL Cum Gas: 196,688 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,103 BBL/mo

Di (annual)

121.4%

b-factor

0.6

EUR

475,122 BBL

R-squared

0.898

type

hyperbolic

Operator History (from monthly production reports)

2023-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 35 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HPIONEER NATURAL RES. USA, INC.110,6752023-05-11