{"id":"4c48b7c5-8faf-45c9-8994-e1122f99175b","created_at":"2025-09-30T01:58:48.914Z","updated_at":"2026-03-23T23:13:33.272Z","name":"Forest Preserves of Cook County - Burnham, Illinois","slug":"boat-launch-1759197528","permalink":"https://data.waterrangers.com/locations/boat-launch-1759197528","dataset_id":"c3318da1-130d-44d1-8d21-7005b3825c8b","latitude":"41.640838","longitude":"-87.533433","country":"United States","body_of_water":"Powderhorn Lake","water_body_type":"lake","investigative":false,"tested_parameters":["previous_weather","current_weather","Ice on","chloride","air_temperature","current_weather_description","previous_weather_description"],"tested_equipment":["community_scientist_interpretation","community_scientist_interpretation_env","unspecified_air_temperature","unspecified_chloride"],"reference_photo_url":"https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBd2xtQVE9PSIsImV4cCI6IjIwMjYtMDUtMDhUMTg6MDg6NDkuNTk4WiIsInB1ciI6ImJsb2JfaWQifX0=--edea9f94a54550e05997b6918901c415c3f46e2b/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/powderhorn-lake-aerial-sum19.jpg","first_observation_at":"2025-11-15T18:40:00.000Z","last_observation_at":"2026-03-23T18:35:00.000Z"}