Cornwall : St Lawrence River

Ontario, Canada

Observed by
Brooklynn Benedict
pH (0-14) What's this? 8.5
Chlorine ppm What's this? 0.5
Hardness mg/L What's this? 175.0
Alkalinity mg/L What's this? 100.0
Air temperature °C What's this? 17.0
Water temperature °C What's this? 16.5

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