UNIVERSITY LANDS 23-2

Oil · District 7C · Lease #17686

Operator: CALLON PETROLEUM OPERATING CO

Cum Oil

34k BBL

Cum Gas

40k MCF

casinghead

Wells

3

Production

2011-08 — 2014-11

Peak Month

2011-10

Production History

Cum Oil: 33,949 BBL Cum Gas: 40,165 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,192 BBL/mo

Di (annual)

31.3%

b-factor

0.0

EUR

45,615 BBL

R-squared

0.302

type

exponential

Operator History (from monthly production reports)

2013-06 — 2015-03 CALLON PETROLEUM OPERATING CO 22 mo
2011-08 — 2013-05 BERRY OIL COMP. 22 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DSEM OPERATING COMPANY LLC14,5002014-04-12
1SEM OPERATING COMPANY LLC212,0002011-05-25
2SEM OPERATING COMPANY LLC212,0002011-05-25