Location

Larder Lake Marina

Larder Lake

Larder Lake in Ontario

Dataset summary

Larder Lake Marina has data for previous_weather_description, oxygen, secchi_depth, hardness, alkalinity, water_depth, conductivity, air_temperature, water_temperature, current_weather, previous_weather, ph, Ice on, current_weather_description, chlorine, and phosphates from 3 July 2017 to 28 August 2025.

48.093273, -79.717484

Summary of quantitative results

Guidelines for exceedances are based on: Canada

  • Chemistry tests

    • Phosphates

      ppm

      Unspecified equipment (phosphates)

      35.0

      Latest

      35.0

      Average

      Not enough data for trend yet

      Trendlines will appear once three sampling dates are entered

    • Chlorine

      ppm

      Taylor teststrips (chlorine)

      0.5

      Latest

      0.5

      Average

      Not enough data for trend yet

      Trendlines will appear once three sampling dates are entered

    • Conductivity

      μS/cm

      Water Rangers pen-type meter (conductivity)

      78.0

      Latest

      93.61

      Average

      View chart breakdown

    • Water temperature

      °C

      Water Rangers pen-type meter (temperature)

      18.4

      Latest

      13.66

      Average

      View chart breakdown

  • Physical tests

View observation list ›

Recent photos

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Location description
End of the small dock at the Larder Lake Marina in the town of Larder Lake, beside the boat launch.