St Lawrence River
Ontario, Canada
Location created by
Emilie DeRochie
- Group: River Rapport & Education : River Institute
- Lat: 45.0271384
- Lng: -74.6769905
- Waterbody Type: Unknown
- Timezone: America/Toronto
Latest photos
No photos uploaded.
Observation tests summary
Air temperature
°C
22.0
Latest
20.5
Average
Water temperature
°C
23.0
Latest
21.5
Average
Alkalinity
mg/L
80
Latest
160
Average
Hardness
mg/L
100
Latest
125
Average
Dissolved oxygen
mg/L
8.0
Latest
7.0
Average
Conductivity
μS/cm
303
Latest
296
Average
pH (0-14)
7.2
Latest
7.4
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Secchi depth
m
6.0
Latest
6.0
Average
Water depth
m
8.8
Latest
8.8
Average