Location

Grindstone Marsh

Grindstone Creek

Grindstone Creek in Ontario

Dataset summary

Grindstone Marsh has data for current_weather, previous_weather, on_the_water_s_surface, water_use, algae, colour, odour, clarity, water_level, water_flow, air_temperature, water_temperature, conductivity, oxygen, chlorine, alkalinity, total_dissolved_solids_tds, ph, hardness, water_depth, secchi_depth, pollution_signs, current_weather_description, and phosphates from 29 April 2022 to 19 October 2025.

43.289666, -79.885798

Summary of quantitative results

Guidelines for exceedances are based on: Canada

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Recent photos

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