BROOK N-11B

Oil · District 7C · Lease #19207

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

516k BBL

Cum Gas

753k MCF

casinghead

Wells

1

Production

2016-01 — 2026-04

Peak Month

2016-02

Production History

Cum Oil: 515,633 BBL Cum Gas: 752,838 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

15,417 BBL/mo

Di (annual)

39.7%

b-factor

0.1

EUR

517,231 BBL

R-squared

0.864

type

hyperbolic

Operator History (from monthly production reports)

2016-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 127 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPIONEER NATURAL RES. USA, INC.110,9002015-06-25