GILBERT, H. C. 43

Oil · District 05 · Lease #3706

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

54k BBL

Cum Gas

64k MCF

casinghead

Wells

7

Production

2000-10 — 2008-07

Peak Month

2001-03

Production History

Cum Oil: 54,154 BBL Cum Gas: 63,979 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,116 BBL/mo

Di (annual)

270.5%

b-factor

0.5

EUR

36,033 BBL

R-squared

0.932

type

hyperbolic

Operator History (from monthly production reports)

2000-10 — 2008-09 UNION OIL COMPANY OF CALIFORNIA 96 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3BASA RESOURCES, INC.12,9722002-03-05
6BASA RESOURCES, INC.23,0212001-04-03
10BASA RESOURCES, INC.33,2702001-02-23
9UNION OIL COMPANY OF CALIFORNIA22,4702001-01-26
11UNION OIL COMPANY OF CALIFORNIA22,4502001-01-16
4UNION OIL COMPANY OF CALIFORNIA22,9582001-01-16
12UNION OIL COMPANY OF CALIFORNIA32,5002000-06-21