< leases

BRUSENHAN "A"

Oil · District 7C · Lease #9251

Operator: PIONEER NATURAL RES. USA, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

73k BBL

Cum Gas

95k MCF

casinghead

Wells

2

Production

1993-01 — 2020-02

Peak Month

2010-08

Production History

Cum Oil: 73,382 BBL Cum Gas: 94,771 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

359 BBL/mo

Di (annual)

10.9%

b-factor

0.0

EUR

39,385 BBL

R-squared

0.503

type

exponential

Operator History (from monthly production reports)

2021-02 — 2022-12 PIONEER NATURAL RES. USA, INC. 23 mo
2013-10 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 88 mo
2006-04 — 2013-09 CHEVRON MIDCONTINENT, L.P. 90 mo
2002-01 — 2006-03 HEC PETROLEUM, INC. 51 mo
1994-12 — 2001-12 HALLWOOD PETROLEUM, INC. 85 mo
1993-01 — 1994-11 HALLWOOD ENERGY CORPORATION 23 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-461-31872PIONEER NATURAL RES. USA INC.19,4001981-12-31
142-461-31833PIONEER NATURAL RES. USA INC.19,0001981-10-19