BRAWNER, L. M. 10

Oil · District 05 · Lease #3578

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

181k BBL

Cum Gas

324k MCF

casinghead

Wells

5

Production

1997-08 — 2010-01

Peak Month

1998-04

Production History

Cum Oil: 180,584 BBL Cum Gas: 323,782 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,603 BBL/mo

Di (annual)

68.9%

b-factor

0.2

EUR

143,757 BBL

R-squared

0.827

type

hyperbolic

Operator History (from monthly production reports)

2021-01 — 2026-07 BASA RESOURCES, INC. 67 mo
1997-08 — 2020-12 UNION OIL COMPANY OF CALIFORNIA 281 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
20BASA RESOURCES, INC.55,6002021-06-18
20LBASA RESOURCES, INC.55,6002021-06-18
23BASA RESOURCES, INC.25,2002015-09-11
23LBASA RESOURCES, INC.25,2002015-09-11
15UBASA RESOURCES, INC.25,6001997-07-10