Smiths Bay on Lake Ontario
Ontario, Canada
Reading taken from a small municipal dock and launch ramp near the Waupoos Marina.
A good place to dive off on a warm day.
But the water weeds now almost reach the surface. Much larger that 15 years ago.
Sunny day with not much wave action
Location created by
Don Chisholm
- Group: County Sustainability Group
- Lat: 44.0006715
- Lng: -76.9917993
- Waterbody Type: Lake
- Timezone: America/Toronto
Latest photos
Observations summary
Observation tests summary
Air temperature
°C
9.0
Latest
18.5
Average
Water temperature
°C
5.1
Latest
15.9
Average
Alkalinity
mg/L
100
Latest
100
Average
Hardness
mg/L
150
Latest
156
Average
Dissolved oxygen
mg/L
8.0
Latest
7.9
Average
Conductivity
μS/cm
256
Latest
271
Average
Secchi depth
m
0.0
Latest
0.3
Average
Water depth
m
1.8
Latest
1.9
Average
pH (0-14)
6.8
Latest
7.6
Average
Chlorine
ppm
0.0
Latest
0.1
Average
Ice On
- 2025-01-13
- 2023-12-31
- 2023-01-02
- 2021-12-30
- 2020-12-16
Ice Off
- 2025-03-10
- 2024-02-15
- 2023-03-15
- 2022-03-16
- 2021-03-12