GRISHAM 21

Oil · District 10 · Lease #44336

Operator: QEP ENERGY COMPANY

Cum Oil

54k BBL

Cum Gas

0 MCF

Wells

2

Production

2013-08 — 2026-03

Peak Month

2014-09

Production History

Cum Oil: 54,292 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,887 BBL/mo

Di (annual)

87.1%

b-factor

0.6

EUR

57,789 BBL

R-squared

0.842

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PARSLEY ENERGY OPERATIONS, LLC113,0002013-06-10
1PARSLEY ENERGY OPERATIONS, LLC113,0002013-04-10
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