SWAIN, W. F. 36

Oil · District 05 · Lease #3168

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

256k BBL

Cum Gas

671k MCF

casinghead

Wells

7

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 256,416 BBL Cum Gas: 671,080 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,684 BBL/mo

Di (annual)

13.0%

b-factor

0.0

EUR

155,311 BBL

R-squared

0.391

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 (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9BASA RESOURCES, INC.43,2422025-05-15
2BASA RESOURCES, INC.23,0022025-03-13
10BASA RESOURCES, INC.23,2502014-03-22
12BASA RESOURCES, INC.22,9501996-05-21
3BASA RESOURCES, INC.13,0081995-09-12
11BASA RESOURCES, INC.12,5001992-10-27
8BASA RESOURCES, INC.22,4201989-07-19