BROOK D-15E

Oil · District 7C · Lease #19815

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

1.2M BBL

Cum Gas

3.5M MCF

casinghead

Wells

2

Production

2017-12 — 2026-04

Peak Month

2019-09

Production History

Cum Oil: 1,167,315 BBL Cum Gas: 3,461,465 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,668 BBL/mo

Di (annual)

28.2%

b-factor

0.1

EUR

1,260,625 BBL

R-squared

0.831

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11HPIONEER NATURAL RES. USA, INC.110,4502019-01-04
5HPIONEER NATURAL RES. USA, INC.110,9502016-10-14