UNIVERSITY "2-26"

Oil · District 7C · Lease #17672

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

25k BBL

Cum Gas

33k MCF

casinghead

Wells

1

Production

2011-08 — 2014-11

Peak Month

2011-09

Production History

Cum Oil: 25,180 BBL Cum Gas: 33,294 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,084 BBL/mo

Di (annual)

118.7%

b-factor

2.0

EUR

108,970 BBL

R-squared

0.613

type

hyperbolic

Operator History (from monthly production reports)

2014-01 — 2015-03 CALLON PETROLEUM OPERATING CO 15 mo
2011-08 — 2013-12 PIONEER NATURAL RES. USA, INC. 29 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2SEM OPERATING COMPANY LLC110,6002010-10-08