Willumsen 1

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

API 25091050670000 · Montana · Dwyer field

P&A - ApprovedOil

API

25091050670000

Operator

Signal Drilling & Expl. Co. Inc.

Field

Dwyer

Completed

1961-03-10

Measured depth

8,017 ft

Location

48.499730, -104.132260

48.49973, -104.13226 · 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.