St Lawrence River
Ontario, Canada
Location created by
Emilie DeRochie
- Group: River Rapport & Education : River Institute
- Lat: 45.0168713
- Lng: -74.854188
- Waterbody Type: Unknown
- Timezone: America/Toronto
Latest photos
No photos uploaded.
Observation tests summary
Air temperature
°C
22.5
Latest
23.3
Average
Water temperature
°C
23.6
Latest
23.2
Average
Alkalinity
mg/L
120
Latest
120
Average
Hardness
mg/L
100
Latest
100
Average
Dissolved oxygen
mg/L
8.0
Latest
7.0
Average
Conductivity
μS/cm
307
Latest
290
Average
Secchi depth
m
2.3
Latest
1.2
Average
Water depth
m
4.8
Latest
3.8
Average
pH (0-14)
7.8
Latest
7.8
Average
Chlorine
ppm
0.5
Latest
0.5
Average