Willard 21

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

API 0411103738 · Ventura County, California · South Mountain field

ActiveOil & Gas

API

0411103738

Operator

CalNRG Operating, LLC

County

Ventura

Field

South Mountain

Spudded

1926-11-12

Location

34.342804, -119.016609

34.34280, -119.01661 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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