{"id":"f5bdac23-e0ee-4e13-bed3-338fe5e4a89a","created_at":"2021-06-15T00:33:15.196Z","updated_at":"2026-06-09T19:21:42.493Z","name":"Lake Ontario","slug":"lake-ontario-1757034613","permalink":"https://data.waterrangers.com/locations/lake-ontario-1757034613","dataset_id":"c2aca479-5e0c-46c7-aab5-595d1e6098be","latitude":"43.635935","longitude":"-79.462008","country":"Canada","body_of_water":"Lake Ontario","water_body_type":"lake","investigative":false,"tested_parameters":["current_weather","air_temperature","ph","previous_weather","conductivity","alkalinity","hardness","water_temperature","current_weather_description","total_dissolved_solids_tds","secchi_depth","chlorine","previous_weather_description"],"tested_equipment":["community_scientist_interpretation","unspecified_air_temperature","unspecified_ph","unspecified_conductivity","unspecified_alkalinity","unspecified_hardness","unspecified_water_temperature","unspecified_tds","secchi_disk_20cm","unspecified_chlorine"],"reference_photo_url":null,"first_observation_at":"2021-05-30T19:00:00.000Z","last_observation_at":"2021-07-18T19:10:00.000Z"}