pH (0-14)
What's this?
8.1
Gazebo near water treatment plant. : St. Lawrence River
Cornwall, Ontario, Canada

Observed by
James Hardiment
- Observed on: Wed, 16 Jul 2025 13:30:00 -0500
- Testers James
- Lat: 45.028205
- Lng: -74.6731546
Observation report
See trends at this locationWater quality tests
Pending Quality Check from Water Rangers What's this?
Dissolved oxygen mg/L
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7.0
Secchi depth m
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0.36
Chlorine ppm
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0.25
Hardness mg/L
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150.0
Alkalinity mg/L
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40.0
Water depth m
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0.36
Conductivity μS/cm
What's this?
307.0
Air temperature °C
What's this?
30.0
Water temperature °C
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25.6
Wildlife
Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
Notes
I see trees over the water, rocks in the green but clear water. I see some birds in the shade. Insects like butterfly’s and bees appear. Flowers of purple white and yellow surround me. It appears someone is camped here too as there is a tent and what looks like the remnants of a fire.