MCGILLIS 4-20

Name: MCGILLIS 4-20 — Montana wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 25101221440000 · Montana · Marias River field

Shut InGas

API

25101221440000

Operator

Ranck Oil Company, Inc.

Field

Marias River

Completed

1981-10-03

Measured depth

1,180 ft

Location

48.433740, -111.900580

48.43374, -111.90058 · 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.