UNIVERSITY 7-26B

Oil // district 10 // lease#38870

op: QEP ENERGY COMPANY

cum_oil

575k BBL

cum_gas

0 MCF

wells

12

production

2008-06 — 2026-03

peak_month

2014-03

-- production_history

cum_oil: 574,856 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

9,732 BBL/mo

Di (annual)

69.4%

b-factor

0.3

EUR

239,625 BBL

R-squared

0.904

type

hyperbolic

-- wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11ENERVEST OPERATING, L.L.C.113,0002013-06-25
12ENERVEST OPERATING, L.L.C.113,0002013-05-07
10ENERVEST OPERATING, L.L.C.212,0002012-08-13
9ENERVEST OPERATING, L.L.C.212,0002012-08-01
8CHESAPEAKE OPERATING, INC.112,0002012-07-17
7CHESAPEAKE OPERATING, INC.112,0002012-02-07
6CHESAPEAKE OPERATING, INC.112,0002011-04-25
5CHESAPEAKE OPERATING, INC.112,0002010-09-20
3CHESAPEAKE OPERATING, INC.112,0002010-06-04
1CHESAPEAKE OPERATING, INC.112,0002010-02-08
2MONSANTO COMPANY213,3002008-11-03
4CHESAPEAKE OPERATING, INC.112,0002007-08-30
EOF // data source: Texas Railroad Commission // 2026