UNIVERSITY 7-31

Oil // district 10 // lease#38752

op: QEP ENERGY COMPANY

cum_oil

195k BBL

cum_gas

0 MCF

wells

4

production

2008-04 — 2026-03

peak_month

2012-02

-- production_history

cum_oil: 194,837 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,675 BBL/mo

Di (annual)

34.9%

b-factor

0.4

EUR

146,334 BBL

R-squared

0.638

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4QEP ENERGY COMPANY112,5002014-11-07
3CHESAPEAKE OPERATING, INC.312,0002011-08-03
2CHESAPEAKE OPERATING, INC.212,0002010-01-11
1CHESAPEAKE OPERATING, INC.112,0002007-12-12
EOF // multi-state drilling data platform // 2026