{"id":"39c7600d-0bad-440b-bae3-940d56534c53","created_at":"2023-12-14T21:10:57.277Z","updated_at":"2026-06-09T19:21:04.657Z","name":"Round Meadow Lake","slug":"round-meadow-lake","permalink":"https://data.waterrangers.com/locations/round-meadow-lake","dataset_id":"c3318da1-130d-44d1-8d21-7005b3825c8b","latitude":"41.829657","longitude":"-88.05162","country":"United States","body_of_water":"Round Meadow Lake in Hidden Lake Forest Preserve in DuPage County, IL","water_body_type":"lake","investigative":false,"tested_parameters":["current_weather","Ice on","water_level","secchi_depth","air_temperature","chloride","on_the_water_s_surface","clarity","water_use","algae","colour","previous_weather_description","previous_weather","current_weather_description","odour","pollution_sources"],"tested_equipment":["community_scientist_interpretation","community_scientist_interpretation_env","secchi_disk_20cm","unspecified_air_temperature","unspecified_chloride"],"reference_photo_url":null,"first_observation_at":"2023-12-14T20:12:00.000Z","last_observation_at":"2026-05-22T18:02:00.000Z"}