St. Mary River near Babb MT
USGSMontana (48.83331, -113.41982) · View on map
Current reading
846 CFS
Gauge height: 3.12 FT
Read about 1 hour ago · Aug 26, 2026 12:15 PM MDT
Flow history — last 6 days
No readings recorded in the last 6 days.
Runs on this gauge
No runs currently read this gauge.