pH (0-14)
What's this?
7.8
End of Briton Bay : Big Rideau Lake
Portland, Ontario, Canada

Observed by
Diana Carr
- Observed on: Sat, 26 Jul 2025 20:18:45 +0000
-
Associated with:
Big Rideau Lake Association : Big Rideau Lake Water Quality - Lat: 44.7633723
- Lng: -76.1835248
Observation report
See trends at this locationWater quality tests
Pending Quality Check from Water Rangers What's this?
Dissolved oxygen mg/L
What's this?
8.0
Secchi depth m
What's this?
3.5
Chlorine ppm
What's this?
0.0
Hardness mg/L
What's this?
100.0
Alkalinity mg/L
What's this?
80.0
Water depth m
What's this?
8.3
Conductivity μS/cm
What's this?
201.0
Air temperature °C
What's this?
30.0
Water temperature °C
What's this?
26.1
Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
No photos uploaded.
Notes
A sailboat