DUSEK 45-4

Oil · District 9 · Lease #18959

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

892k BBL

Cum Gas

0 MCF

Wells

2

Production

2014-03 — 2026-03

Peak Month

2014-03

Production History

Cum Oil: 891,508 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

13,469 BBL/mo

Di (annual)

18.1%

b-factor

0.0

EUR

891,456 BBL

R-squared

0.506

type

exponential

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4204 HPARSLEY ENERGY OPERATIONS, LLC19,6002014-11-17
4402HPARSLEY ENERGY OPERATIONS, LLC210,0002013-10-29
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