U.S. 21-15

Name: U.S. 21-15 — Montana wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 25005232620000 · Montana · Tiger Ridge field

ProducingGas

API

25005232620000

Operator

NorthWestern Corporation

Field

Tiger Ridge

Completed

2003-07-26

Measured depth

1,185 ft

Location

48.426910, -109.268950

48.42691, -109.26895 · 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.