SHIVERS, J. R. 12

Oil · District 5 · Lease #3244

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

150k BBL

Cum Gas

0 MCF

Wells

4

Production

1993-01 — 2026-03

Peak Month

1994-05

Production History

Cum Oil: 150,432 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

5,083 BBL/mo

Di (annual)

82.0%

b-factor

0.4

EUR

122,319 BBL

R-squared

0.894

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12UNOCAL EXPLORATION CORPORATION32,5602022-02-16
11UNION OIL COMPANY OF CALIFORNIA32,9501994-03-30
13UNOCAL EXPLORATION CORPORATION12,9001991-07-29
9UNION EXPL. PARTNERS, LTD.12,4001988-02-11
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