SWAIN, W. F. 9

Oil · District 05 · Lease #1879

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

18k BBL

Cum Gas

143k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

2002-05

Production History

Cum Oil: 17,580 BBL Cum Gas: 142,674 MCF

RRC production reported through Apr 2026 · recent months incomplete

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 (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2BASA RESOURCES, INC.12,9492004-05-14
9BASA RESOURCES, INC.12,9322003-09-11
7BASA RESOURCES, INC.12,9391988-08-29
842-467-00443BASA RESOURCES, INC.------