North of St Catharines Marina

Lake Ontario

St. Catharines, Ontario, Canada

Lake Ontario

Location created by
Jessica Palombo
  • Lat: 43.2357487
  • Lng: -79.2131627
  • Waterbody Type: Lake
  • Timezone: UTC

Latest photos

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Observation tests summary

Air temperature °C
5.0 Latest
5.0 Average
Water temperature °C
4.5 Latest
4.5 Average
Chloride ppm
29.0 Latest
29.0 Average
Conductivity μS/cm
275 Latest
275 Average
Water depth m
0.2 Latest
0.2 Average

Ice On

Ice Off

  • 2024-12-31