SWAIN, W. F. 9

Oil · District 05 · Lease #3623

Operator: UNION OIL COMPANY OF CALIFORNIA

Fields: VAN (JAMES)

Cum Oil

120k BBL

Cum Gas

122k MCF

casinghead

Wells

3

Production

1997-10 — 2011-03

Peak Month

1999-01

Production History

Cum Oil: 120,112 BBL Cum Gas: 121,684 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,587 BBL/mo

Di (annual)

565.9%

b-factor

0.7

EUR

54,746 BBL

R-squared

0.562

type

hyperbolic

Operator History (from monthly production reports)

2021-01 — 2023-03 BASA RESOURCES, INC. 27 mo
1997-10 — 2020-12 UNION OIL COMPANY OF CALIFORNIA 279 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12BASA RESOURCES, INC.35,7012019-06-26
12LBASA RESOURCES, INC.35,7012019-06-26
14BASA RESOURCES, INC.25,5001998-11-16