ZIMMERMAN 1-21

Name: ZIMMERMAN 1-21 — Montana wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 25085211310000 · Montana

P&A - ApprovedDry Hole

API

25085211310000

Operator

Belco Development Corporation

Completed

1977-02-11

Measured depth

7,800 ft

Location

48.336350, -105.492570

48.33635, -105.49257 · 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.