HOLT -D-

Oil · District 10 · Lease #847

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

341k BBL

Cum Gas

0 MCF

Wells

5

Production

1993-01 — 2026-03

Peak Month

2001-09

Production History

Cum Oil: 341,006 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,124 BBL/mo

Di (annual)

7.7%

b-factor

0.0

EUR

172,321 BBL

R-squared

0.553

type

exponential

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PURE RESOURCES, L.P.15,4002001-06-25
4UNION OIL COMPANY OF CALIFORNIA15,4001990-09-19
3UNION OIL COMPANY OF CALIFORNIA25,4001990-02-07
142-135-01730--------
242-135-01731--------
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