ST. CLAIR RIVER AT PORT HURON, MI
USGSMichigan (42.98697, -82.42464) · View on map
Current reading
192,000 CFS
Gauge height: 578.55 FT
Read about 1 hour ago · Aug 26, 2026 4:00 PM EDT
Flow history — last 6 days
No readings recorded in the last 6 days.
Runs on this gauge
No runs currently read this gauge.