GUITAR COSTILLA 5

Oil · District 10 · Lease #39373

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

17k BBL

Cum Gas

0 MCF

Wells

1

Production

2008-05 — 2026-03

Peak Month

2008-08

Production History

Cum Oil: 16,501 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

548 BBL/mo

Di (annual)

68.6%

b-factor

0.5

EUR

18,109 BBL

R-squared

0.632

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RFASKEN, BARBARA210,5002008-01-07
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