E.C. Rasmussen 1

Name: E.C. Rasmussen 1 — California wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 0401300240 · Contra Costa County, California · Any Field field

PluggedDry Hole

API

0401300240

Operator

Tassajara Oil Corp.

County

Contra Costa

Field

Any Field

Spudded

1939-11-12

Location

37.774475, -121.863174

37.77448, -121.86317 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

Every well in Contra Costa County, California

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