Markham 1

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

API 25099050420000 · Montana

AbandonedDry Hole

API

25099050420000

Operator

Midwest Refining Co.

Completed

1923-10-16

Measured depth

2,160 ft

Location

47.826490, -111.920420

47.82649, -111.92042 · 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.