Riordan-Vierra Unit 1

Name: Riordan-Vierra Unit 1 — California wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 0401100358 · Colusa County, California · Any Field field

PluggedDry Hole

API

0401100358

Operator

Sun Oil Company

County

Colusa

Field

Any Field

Spudded

1963-01-06

Location

39.294548, -122.211342

39.29455, -122.21134 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

Every well in Colusa County, California

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