Cow Island Dock

Big Rideau Lake

Portland, Ontario, Canada

on Cow island dock area

Location created by
Doris Albert

Latest photos

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Observation tests summary

Air temperature °C
26.0 Latest
26.0 Average
Water temperature °C
23.0 Latest
23.0 Average
Alkalinity mg/L
80 Latest
80 Average
Hardness mg/L
100 Latest
100 Average
Dissolved oxygen mg/L
8.0 Latest
8.0 Average
Chlorine ppm
0.0 Latest
0.0 Average
Conductivity μS/cm
193 Latest
193 Average
Water depth m
2.2 Latest
2.2 Average
pH (0-14)
7.2 Latest
7.2 Average

Ice On

Ice Off

  • 2022-09-08