UNIVERSITY 45 "E"

Oil · District 7C · Lease #17753

Operator: APPROACH OPERATING LLC

Cum Oil

106k BBL

Cum Gas

402k MCF

casinghead

Wells

5

Production

2011-12 — 2013-09

Peak Month

2013-02

Production History

Cum Oil: 105,584 BBL Cum Gas: 402,152 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,580 BBL/mo

Di (annual)

395.4%

b-factor

2.0

EUR

607,482 BBL

R-squared

0.970

type

hyperbolic

Operator History (from monthly production reports)

2011-12 — 2014-09 APPROACH OPERATING LLC 34 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1102HZARVONA ENERGY LLC19,0002012-10-25
2004ZARVONA ENERGY LLC19,0002011-08-19
2005ZARVONA ENERGY LLC19,0002011-08-19
2003ZARVONA ENERGY LLC19,0002011-08-12
1101HZARVONA ENERGY LLC17,2002011-07-25