VOGELSANG/CEDERHOLM UNIT

Oil · District 7C · Lease #13859

Operator: PIONEER ENERGY CORPORATION

Cum Oil

8k BBL

Cum Gas

19k MCF

casinghead

Wells

1

Production

1995-08 — 2011-05

Peak Month

1995-11

Production History

Cum Oil: 7,730 BBL Cum Gas: 18,572 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

322 BBL/mo

Di (annual)

107.2%

b-factor

0.4

EUR

5,822 BBL

R-squared

0.679

type

hyperbolic

Operator History (from monthly production reports)

2014-10 — 2016-12 CLEAR BROOKE RANCHES, LLC 27 mo
2014-02 — 2014-09 HILLCREST PETROLEUM, LLC 8 mo
2011-07 — 2014-01 EOR OPERATING COMPANY 31 mo
2007-05 — 2011-06 BUSTAMANTE OIL COMPANY 50 mo
2005-09 — 2007-04 HUGHES, BOB OIL COMPANY 20 mo
1995-08 — 2005-08 PIONEER ENERGY CORPORATION 121 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CLEAR BROOKE RANCHES LLC34,5002016-05-16