BROOK A-4C

Oil · District 7C · Lease #21517

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

232k BBL

Cum Gas

2.0M MCF

casinghead

Wells

1

Production

2021-08 — 2026-04

Peak Month

2022-09

Production History

Cum Oil: 231,896 BBL Cum Gas: 1,994,534 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

28,550 BBL/mo

Di (annual)

283.9%

b-factor

0.5

EUR

238,530 BBL

R-squared

0.945

type

hyperbolic

Operator History (from monthly production reports)

2021-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 60 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.110,2492021-03-01