pH (0-14)
What's this?
7.8
Lost Lake : Big Rideau Lake
Portland, Ontario, Canada
Observed by
Diana Carr
- Observed on: Wed, 30 Jul 2025 20:53:14 +0000
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Associated with:
Big Rideau Lake Association : Big Rideau Lake Water Quality - Lat: 44.7348149
- Lng: -76.2270954
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?
9.0
Secchi depth m
What's this?
2.3
Chlorine ppm
What's this?
0.0
Hardness mg/L
What's this?
100.0
Alkalinity mg/L
What's this?
80.0
Conductivity μS/cm
What's this?
199.0
Air temperature °C
What's this?
28.5
Water temperature °C
What's this?
27.3
Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
No photos uploaded.