pH (0-14)
What's this?
7.2
St Lawrence river : St Lawrence river
Ontario, Canada

Observed by
Jacob Gadbois
- Observed on: Sun, 11 May 2025 18:15:00 +0000
- Testers Jacob Gadbois
-
Associated with:
River Rapport & Education : River Institute - Lat: 45.0351209
- Lng: -74.6437419
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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10.0
Secchi depth m
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bottom visible
Chlorine ppm
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0.0
Hardness mg/L
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150.0
Alkalinity mg/L
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20.0
Conductivity μS/cm
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309.0
Air temperature °C
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20.0
Water temperature °C
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12.9
Wildlife
Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
No photos uploaded.
Notes
Was nice and sunny, small breeze but water was very calm. A few birds and fish spotted.