BROOK D-15G

Oil · District 7C · Lease #19861

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

811k BBL

Cum Gas

4.7M MCF

casinghead

Wells

2

Production

2017-12 — 2026-04

Peak Month

2019-10

Production History

Cum Oil: 811,328 BBL Cum Gas: 4,721,886 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,625 BBL/mo

Di (annual)

32.7%

b-factor

0.0

EUR

720,308 BBL

R-squared

0.643

type

exponential

Operator History (from monthly production reports)

2017-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 104 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13HPIONEER NATURAL RES. USA, INC.110,4502019-01-04
7HPIONEER NATURAL RES. USA, INC.110,9502016-10-19