St Lawrence river
Ontario, Canada
River
Location created by
Grayson Lapensee
- Lat: 45.0351209
- Lng: -74.6437419
- Waterbody Type: River
- Timezone: UTC
Latest photos
No photos uploaded.
Observations summary
Observation tests summary
Air temperature
°C
21.0
Latest
25.6
Average
Water temperature
°C
22.0
Latest
25.2
Average
Alkalinity
mg/L
180
Latest
98
Average
Hardness
mg/L
0
Latest
25
Average
Dissolved oxygen
mg/L
7.0
Latest
8.5
Average
Conductivity
μS/cm
309
Latest
311
Average
Water depth
m
0.1
Latest
0.1
Average
pH (0-14)
7.8
Latest
7.6
Average