Summerstown : St. Lawrence

Cornwall, Ontario, Canada

Observed by
Mark Bellis

Observed on: Tue, 15 Jul 2025 20:37:00 -0400
Testers Mark Bellis
Associated with:
River Institute : Upper St. Lawrence River Volunteer Monitoring
Lat: 45.0546676
Lng: -74.5693305

Observation report

Pending Quality Check from Water Rangers What's this?

pH (0-14) 7.8

Dissolved oxygen mg/L 10.0

Secchi depth m bottom visible

Hardness mg/L 100.0

Alkalinity mg/L 40.0

Water depth m 0.52

Conductivity μS/cm 295.0

Air temperature °C 29.0

Water temperature °C 25.1

Current weather

Humid, hazy

Weather in previous 24 hours

Humid

No photos uploaded.

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