{"id":"3da6035a-3083-4ee5-a9e6-0fe91af7c937","created_at":"2016-08-10T22:32:25.823Z","updated_at":"2026-01-20T20:17:35.966Z","name":"HAMILTON BAY","slug":"hamilton-bay","permalink":"https://data.waterrangers.com/locations/hamilton-bay","dataset_id":"438dcd31-b3ad-4ded-ad8e-453eb806ff10","latitude":"43.28881","longitude":"-79.83625","country":"Canada","body_of_water":"Lake Ontario","water_body_type":"lake","investigative":false,"tested_parameters":["ph","total_kjeldahl_nitrogen","conductivity","water_depth","alkalinity","hardness"],"tested_equipment":["lab_unspecified","secchi_disk_20cm","unspecified_alkalinity","unspecified_conductivity","unspecified_hardness","unspecified_ph"],"reference_photo_url":null,"first_observation_at":"2006-04-05T04:00:00.000Z","last_observation_at":"2012-08-14T04:00:00.000Z"}