Cornwall Marina Co-op : St. Lawrence River

Ontario, Canada

Observed by
Jonathan Ramundi

Observation report

See trends at this location

Water quality tests

✓ Quality checked by Water Rangers What's this?

pH (0-14) What's this? 8.4
Dissolved oxygen mg/L What's this? 9.0
Secchi depth m What's this? bottom visible
Hardness mg/L What's this? 100.0
Alkalinity mg/L What's this? 100.0
Water depth m What's this? 0.75
Conductivity μS/cm What's this? 283.0
Air temperature °C What's this? 21.0
Water temperature °C What's this? 19.2

Weather

Current weather What's this?
Weather in previous 24 hours What's this?

Latest photos

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