Federal 1-21

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

API 25071210850000 · Montana · Ashfield field

P&A - ApprovedGas

API

25071210850000

Operator

Grynberg, Jack & Assoc.

Field

Ashfield

Completed

1973-02-03

Measured depth

1,500 ft

Location

48.428760, -107.436280

48.42876, -107.43628 · 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.