BROOK A-5B

Oil · District 7C · Lease #19689

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

700k BBL

Cum Gas

2.3M MCF

casinghead

Wells

2

Production

2017-04 — 2026-04

Peak Month

2020-04

Production History

Cum Oil: 700,067 BBL Cum Gas: 2,346,140 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,639 BBL/mo

Di (annual)

111.4%

b-factor

0.6

EUR

576,819 BBL

R-squared

0.943

type

hyperbolic

Operator History (from monthly production reports)

2017-04 — 2026-07 PIONEER NATURAL RES. USA, INC. 112 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
111HPIONEER NATURAL RES. USA, INC.110,5302019-05-31
2HPIONEER NATURAL RES. USA, INC.110,6602016-01-25