BROOK D-SW4A

Oil · District 7C · Lease #21979

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

348k BBL

Cum Gas

1.1M MCF

casinghead

Wells

1

Production

2022-09 — 2026-04

Peak Month

2023-01

Production History

Cum Oil: 348,330 BBL Cum Gas: 1,091,149 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,141 BBL/mo

Di (annual)

257.0%

b-factor

0.5

EUR

323,743 BBL

R-squared

0.934

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 47 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPIONEER NATURAL RES. USA, INC.310,6812022-03-25