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
20.0
Latest
18.3
Average
Water temperature
°C
19.8
Latest
15.5
Average
Alkalinity
mg/L
50
Latest
107
Average
Hardness
mg/L
50
Latest
110
Average
Dissolved oxygen
mg/L
9.0
Latest
8.4
Average
Conductivity
μS/cm
270
Latest
285
Average
Secchi depth
m
0.0
Latest
0.0
Average
Water depth
m
2.6
Latest
1.7
Average
pH (0-14)
6.8
Latest
7.5
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Turbidity
JTU
0
Latest
0
Average