St. Lawrence River
Cornwall, Ontario, Canada
Small park beside the river. Close to the Esso gas station.
Location created by
James Hardiment
- Group: River Institute : Community-based Water Monitoring
- Lat: 45.0354923
- Lng: -74.6436019
- Waterbody Type: River
- Timezone: UTC
Latest photos
Observations summary
Observation tests summary
Air temperature
°C
25.0
Latest
25.0
Average
Water temperature
°C
22.8
Latest
22.8
Average
Alkalinity
mg/L
80
Latest
80
Average
Hardness
mg/L
150
Latest
150
Average
Dissolved oxygen
mg/L
7.0
Latest
7.0
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Conductivity
μS/cm
310
Latest
310
Average
Secchi depth
m
0.4
Latest
0.4
Average
Water depth
m
0.4
Latest
0.4
Average
pH (0-14)
8.4
Latest
8.4
Average