UNIVERSITY 42-23

Oil // district 9 // lease#16861

op: APPROACH OPERATING LLC

cum_oil

12k BBL

cum_gas

0 MCF

wells

2

production

2008-11 — 2010-12

peak_month

2008-12

-- production_history

cum_oil: 11,952 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,533 BBL/mo

Di (annual)

403.5%

b-factor

1.2

EUR

34,194 BBL

R-squared

0.948

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7APPROACH OPERATING LLC19,0002008-10-16
4APPROACH OPERATING LLC19,0002008-07-30
EOF // multi-state drilling data platform // 2026