John Tilleman 1

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

API 25005052190000 · Montana

P&A - ApprovedDry Hole

API

25005052190000

Operator

Sohio Petroleum Company

Completed

1955-08-21

Measured depth

4,499 ft

Location

48.740810, -109.114480

48.74081, -109.11448 · 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.