GRAVES

Oil · District 11 · Lease #68277

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

1.1M BBL

Cum Gas

0 MCF

Wells

1

Production

2001-02 — 2026-03

Peak Month

2007-10

Production History

Cum Oil: 1,059,063 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

7,724 BBL/mo

Di (annual)

15.5%

b-factor

0.2

EUR

728,850 BBL

R-squared

0.547

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3DEVON ENERGY PRODUCTION CO, L.P.19,3002000-12-20
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