St. Lawrence River
Ontario, Canada
The sampling was done off the dock near the marina entrance with slow-moving water, lots of vegetation and small fish.
Location created by
Emma Ehrenfeld
- Group: River Rapport & Education : River Institute
- Lat: 45.013512
- Lng: -74.7192407
- Waterbody Type: River
- Timezone: America/Toronto
Latest photos
Observations summary
Observation tests summary
Air temperature
°C
-3.0
Latest
16.5
Average
Water temperature
°C
7.0
Latest
14.6
Average
Alkalinity
mg/L
120
Latest
114
Average
Hardness
mg/L
100
Latest
115
Average
Dissolved oxygen
mg/L
7.0
Latest
8.3
Average
Conductivity
μS/cm
295
Latest
289
Average
Secchi depth
m
0.0
Latest
0.0
Average
Water depth
m
1.7
Latest
1.6
Average
pH (0-14)
6.8
Latest
7.6
Average
Chlorine
ppm
0.0
Latest
0.0
Average