Onstad 1

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

API 25091211790000 · Montana

P&A - ApprovedDry Hole

API

25091211790000

Operator

Gulf Oil Corporation

Completed

1976-12-17

Measured depth

7,300 ft

Location

48.706100, -104.108630

48.70610, -104.10863 · 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.