St Lawrence River
Ontario, Canada
Inside the Wharf at shore
Location created by
Michèle Andrews
- Group: River Rapport & Education : River Institute
- Lat: 44.6345948
- Lng: -75.6135011
- Waterbody Type: River
- Timezone: America/Toronto
Latest photos
View all photosObservation tests summary
Air temperature
°C
15.0
Latest
19.3
Average
Water temperature
°C
13.6
Latest
18.0
Average
Alkalinity
mg/L
100
Latest
93
Average
Hardness
mg/L
100
Latest
67
Average
Dissolved oxygen
mg/L
6.0
Latest
8.0
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Conductivity
μS/cm
290
Latest
296
Average
pH (0-14)
7.0
Latest
7.6
Average
Secchi depth
m
0.0
Latest
0.0
Average
Water depth
m
2.8
Latest
3.4
Average