HEIRS, NEAL

Oil · District 9 · Lease #7773

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

15k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2004-09

Peak Month

1993-03

Production History

Cum Oil: 15,091 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

283 BBL/mo

Di (annual)

13.4%

b-factor

0.0

EUR

25,209 BBL

R-squared

0.652

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COX, JOHN L.18,7001978-09-27
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