TUNNELL, A. R. 59

Oil · District 5 · Lease #3217

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

125k BBL

Cum Gas

0 MCF

Wells

8

Production

1993-01 — 2013-01

Peak Month

1996-03

Production History

Cum Oil: 125,289 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,324 BBL/mo

Di (annual)

32.2%

b-factor

0.0

EUR

86,577 BBL

R-squared

0.576

type

exponential

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6UNION OIL COMPANY OF CALIFORNIA13,0051996-04-24
8UNION OIL COMPANY OF CALIFORNIA12,9351996-02-15
17UNION OIL COMPANY OF CALIFORNIA23,0001996-02-13
20UNOCAL EXPLORATION CORPORATION12,4401991-02-19
19UNOCAL EXPLORATION CORPORATION12,5401991-01-28
13UNION EXPL. PARTNERS, LTD.12,9621989-11-10
7UNION EXPL. PARTNERS, LTD.12,9591989-02-21
1UNION EXPL. PARTNERS, LTD.13,0101988-02-03
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