STATE "N"

Oil · District 9 · Lease #12529

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

14k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2010-08

Peak Month

1996-08

Production History

Cum Oil: 13,643 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

93 BBL/mo

Di (annual)

7.2%

b-factor

0.0

EUR

14,993 BBL

R-squared

0.332

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PARKER & PARSLEY PETROLEUM CO.16,9001988-06-17
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