St.Lawrence river
Cornwall, Ontario, Canada
Blue anchor

Location created by
Sareena McDonald
- Lat: 45.0334694
- Lng: -74.6295353
- Waterbody Type: River
- Timezone: UTC
Latest photos
No photos uploaded.
Observation tests summary
Air temperature
°C
30.0
Latest
30.0
Average
Water temperature
°C
23.2
Latest
23.2
Average
Alkalinity
mg/L
100
Latest
100
Average
Hardness
mg/L
150
Latest
150
Average
Dissolved oxygen
mg/L
7.0
Latest
7.0
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Conductivity
μS/cm
30
Latest
30
Average
Secchi depth
m
1.0
Latest
1.0
Average
Water depth
m
1.0
Latest
1.0
Average
pH (0-14)
8.4
Latest
8.4
Average