
Big Rideau Lake
Ontario, Canada

Location created by
Doris Albert
- Group: Big Rideau Lake Association : Big Rideau Lake Water Quality
- Lat: 44.8460112
- Lng: -76.1746502
- Waterbody Type: Lake
- Timezone: America/Toronto
Latest photos
View all photosObservations summary
Observation tests summary
Air temperature
°C
28.0
Latest
25.6
Average
Water temperature
°C
27.3
Latest
23.2
Average
Alkalinity
mg/L
40
Latest
78
Average
Hardness
mg/L
100
Latest
74
Average
Dissolved oxygen
mg/L
7.0
Latest
8.4
Average
Conductivity
μS/cm
173
Latest
188
Average
Secchi depth
m
2.1
Latest
1.6
Average
pH (0-14)
7.8
Latest
7.7
Average
Water depth
m
2.6
Latest
2.0
Average
Total dissolved solids
ppm
100.0
Latest
99.7
Average
Dissolved oxygen
%
8.0
Latest
8.0
Average
Chlorine
ppm
0.0
Latest
0.0
Average
Chloride
ppm
0.0
Latest
0.0
Average
Water flow
l/sec
20.8
Latest
20.8
Average
Turbidity
NTU
20.8
Latest
20.8
Average
Turbidity
JTU
1
Latest
8
Average
Ice On
Ice Off
- 2022-09-25
- 2022-09-02
- 2022-06-26
- 2022-05-31