pH (0-14)
What's this?
8.4
Museum inlet : St.Lawrence river
Cornwall, Ontario, Canada

Observed by
Sareena McDonald
- Observed on: Fri, 18 Jul 2025 17:30:00 +0000
- Lat: 45.0130476
- Lng: -74.7295078
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?
bottom visible
Chlorine ppm
What's this?
0.0
Hardness mg/L
What's this?
200.0
Alkalinity mg/L
What's this?
120.0
Conductivity μS/cm
What's this?
312.0
Air temperature °C
What's this?
25.0
Water temperature °C
What's this?
23.9
Wildlife

Bird
What's this?
Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
No photos uploaded.
Notes
Lots of water fowl including geese, ducks and ducklings
Natural debris, no discharge, boating, no evidence of algaw, steady water flow, average lebvel, grey water, strong fishy odour