Williamson 4

Name: Williamson 4 — California wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 0401320250 · Contra Costa County, California · Brentwood field

PluggedOil & Gas

API

0401320250

Operator

Venturini Associates Inc.

County

Contra Costa

Field

Brentwood

Spudded

1985-08-06

Location

37.954082, -121.768074

37.95408, -121.76807 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

California state record, from CA_wells_Well.parquet. Corpus built 2026-08-19.