Heidorn 21-4

Name: Heidorn 21-4 — California wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 0401300049 · Contra Costa County, California · Brentwood field

PluggedDry Hole

API

0401300049

Operator

Shell Western E&P Inc.

County

Contra Costa

Field

Brentwood

Spudded

1964-03-25

Location

37.967590, -121.752708

37.96759, -121.75271 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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