UNIVERSITY 8-9

Oil · District 10 · Lease #42254

Operator: QEP ENERGY COMPANY

Cum Oil

136k BBL

Cum Gas

0 MCF

Wells

5

Production

2012-01 — 2026-03

Peak Month

2012-12

Production History

Cum Oil: 135,660 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,279 BBL/mo

Di (annual)

31.1%

b-factor

0.0

EUR

126,653 BBL

R-squared

0.723

type

exponential

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4LSPIEDRA OPERATING, LLC19,6002021-11-30
4ENERVEST OPERATING, L.L.C.213,0002012-08-14
5CHESAPEAKE OPERATING, INC.212,0002012-05-16
3CHESAPEAKE OPERATING, INC.218,0002011-09-14
2ENERVEST OPERATING, L.L.C.218,0002011-08-08
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