SWAIN, D. L. 11 -AC-

Oil · District 5 · Lease #2087

Operator: UNION OIL COMPANY OF CALIFORNIA

Fields: VAN

Cum Oil

845k BBL

Cum Gas

0 MCF

Wells

7

Production

1993-01 — 2026-03

Peak Month

1997-03

Production History

Cum Oil: 845,117 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,438 BBL/mo

Di (annual)

5.4%

b-factor

0.1

EUR

752,323 BBL

R-squared

0.686

type

hyperbolic

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
25UNION OIL COMPANY OF CALIFORNIA12,9502004-08-05
3UNION OIL COMPANY OF CALIFORNIA12,8942004-06-04
6UNION OIL COMPANY OF CALIFORNIA12,9512002-09-18
12UNION OIL COMPANY OF CALIFORNIA13,0001985-08-21
142-467-00512--------
542-467-00506--------
942-467-30038--------
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