H O SUPHELLEN 1

Name: H O SUPHELLEN 1 — Montana wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 25101078530000 · Montana

P&A - ApprovedDry Hole

API

25101078530000

Operator

Cardinal Petroleum

Completed

1966-07-25

Measured depth

1,580 ft

Location

48.734770, -111.625230

48.73477, -111.62523 · Surface location as filed with Montana⌘ or Ctrl + scroll to zoom

Montana state record, from MT_wells_BOG_Wells.parquet. Corpus built 2026-08-19.