Hartmann 21

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

API 0411105491 · Ventura County, California · Ventura field

PluggedOil & Gas

API

0411105491

Operator

Aera Energy LLC

County

Ventura

Field

Ventura

Spudded

1954-03-15

Location

34.321560, -119.289558

34.32156, -119.28956 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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