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Water Quality Buoy Location Jump to Lake Sammamish

Today's Water Column Data Read graphs of lake temperature, pH, conductivity, dissolved oxygen (mg/L and % saturation), and chlorophyll-a at various lake depths, and how to interpret the graphs. Water Column Graphs over Time Learn how water quality has changed over the last several months at the North Lake Washington Buoy, and identify when select conditions were unhealthy or even lethal for salmon and trout : Temperature pH Conductivity Dissolved Oxygen (mg/L) Dissolved Oxygen (% saturation) Chlorophyll-a All in one page (very large) Go to the Lake Washington Routine Monitoring Program to look up additional water quality sampling data from other points on Lake Washington. Includes historical water quality data. Please note: These data are provisional and are presented for demonstration purposes only.