![](https://cdn.waterrangers.ca/attachments/359fcf0b25305708cb591401b56ebfd482373705/store/fill/300/300/ab2ddba72ab35be0a24e0462a635e736c0f43e9a39253d4b88ee27b4b98c/IMG_6858.jpg)
Big Rideau Lake
Ontario, Canada
![](https://cdn.waterrangers.ca/attachments/abc97dc93d563304ba86462f36edc7508a29e235/store/fill/150/150/2a69476a26315ed1e54dea9a44b745befb28120962fb3061453fbd693d2f/IMG_6822.jpg)
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
25.4
Average
Water temperature
°C
24.0
Latest
23.2
Average
Alkalinity
mg/L
8
Latest
84
Average
Hardness
mg/L
50
Latest
80
Average
Dissolved oxygen
mg/L
8.0
Latest
8.7
Average
Conductivity
μS/cm
175
Latest
190
Average
Secchi depth
m
1.2
Latest
1.6
Average
pH (0-14)
6.8
Latest
7.8
Average
Water depth
m
2.0
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
11
Average
Ice On
Ice Off
- 2022-09-25
- 2022-09-02
- 2022-06-26
- 2022-05-31