St. Lawrence river
Cornwall, Ontario, Canada
Inlet
Location created by
Sareena McDonald
- Lat: 45.016614
- Lng: -74.6997409
- Waterbody Type: River
- Timezone: UTC
Latest photos
No photos uploaded.
Observations summary
Observation tests summary
Air temperature
°C
21.5
Latest
21.5
Average
Water temperature
°C
24.9
Latest
24.9
Average
Alkalinity
mg/L
100
Latest
100
Average
Hardness
mg/L
100
Latest
100
Average
Dissolved oxygen
mg/L
8.0
Latest
8.0
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Conductivity
μS/cm
312
Latest
312
Average
pH (0-14)
8.4
Latest
8.4
Average