SHIRLEY, M. F. 107

Oil · District 05 · Lease #1132

Operator: UNION OIL COMPANY OF CALIFORNIA

Fields: VAN

Cum Oil

58k BBL

Cum Gas

14k MCF

casinghead

Wells

8

Production

1993-01 — 2026-04

Peak Month

1995-05

Production History

Cum Oil: 58,246 BBL Cum Gas: 13,581 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

241 BBL/mo

Di (annual)

4.3%

b-factor

0.0

EUR

59,144 BBL

R-squared

0.356

type

exponential

Operator History (from monthly production reports)

2021-01 — 2026-07 BASA RESOURCES, INC. 67 mo
1993-01 — 2020-12 UNION OIL COMPANY OF CALIFORNIA 336 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
706BASA RESOURCES, INC.12,9821989-12-05
142-467-00560BASA RESOURCES, INC.------
242-467-00559BASA RESOURCES, INC.------
342-467-00561BASA RESOURCES, INC.------
4D42-467-00566BASA RESOURCES, INC.------
542-467-00563BASA RESOURCES, INC.------
742-467-00565BASA RESOURCES, INC.------
842-467-30029BASA RESOURCES, INC.------