St Lawrence River
Ontario, Canada
Location created by
Emilie DeRochie
- Group: River Rapport & Education : River Institute
- Lat: 44.9974904
- Lng: -74.7599244
- Waterbody Type: Unknown
- Timezone: America/New_York
Latest photos
No photos uploaded.
Observation tests summary
Water temperature
°C
23.2
Latest
22.6
Average
Alkalinity
mg/L
120
Latest
180
Average
Hardness
mg/L
100
Latest
125
Average
Dissolved oxygen
mg/L
7.0
Latest
7.5
Average
Conductivity
μS/cm
295
Latest
279
Average
pH (0-14)
7.2
Latest
7.2
Average
Air temperature
°C
25.0
Latest
25.0
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Secchi depth
m
0.0
Latest
0.0
Average
Water depth
m
1.0
Latest
1.0
Average