SWAIN, W.F. 9

Oil · District 05 · Lease #3792

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

3k BBL

Cum Gas

5k MCF

casinghead

Wells

1

Production

2004-10 — 2026-04

Peak Month

2006-07

Production History

Cum Oil: 3,467 BBL Cum Gas: 5,389 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33 BBL/mo

Di (annual)

39.7%

b-factor

2.0

EUR

5,358 BBL

R-squared

0.433

type

hyperbolic

Operator History (from monthly production reports)

2021-01 — 2026-07 BASA RESOURCES, INC. 67 mo
2004-10 — 2020-12 UNION OIL COMPANY OF CALIFORNIA 195 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6BASA RESOURCES, INC.12,9612004-05-14