Michigan Great Lakes — Live Water Levels, Beaches & Shipping

A real-time situational view of the Great Lakes as they affect Michigan: water levels and trends for all five lakes, NOAA buoy temperatures, EPA beach-water-quality advisories, AIS vessel traffic on the St. Marys / Detroit / St. Clair rivers, harmful-algal-bloom advisories, and ongoing PFAS and drinking-water contamination records.