TUNNELL, I. P. 300

Oil · District 05 · Lease #3199

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

335k BBL

Cum Gas

821k MCF

casinghead

Wells

11

Production

1993-01 — 2011-09

Peak Month

1994-10

Production History

Cum Oil: 335,134 BBL Cum Gas: 820,876 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,881 BBL/mo

Di (annual)

33.8%

b-factor

0.0

EUR

208,699 BBL

R-squared

0.941

type

exponential

Operator History (from monthly production reports)

1993-01 — 2013-07 UNION OIL COMPANY OF CALIFORNIA 247 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10BASA RESOURCES, INC.23,1102002-08-12
15UNION OIL COMPANY OF CALIFORNIA32,9002001-01-09
11UNION OIL COMPANY OF CALIFORNIA22,3702000-05-17
20UNION OIL COMPANY OF CALIFORNIA12,4501996-10-20
13UNION OIL COMPANY OF CALIFORNIA22,4981995-08-23
1BASA RESOURCES, INC.12,9921994-06-22
5BASA RESOURCES, INC.12,9441994-05-04
17UNION OIL COMPANY OF CALIFORNIA12,9001991-12-13
16UNION OIL COMPANY OF CALIFORNIA12,9001991-07-29
14UNION OIL COMPANY OF CALIFORNIA12,3701990-06-05
3BASA RESOURCES INC.13,0151987-10-23