{"id":"82ad744d-3172-4a31-a87c-98bd366015aa","created_at":"2017-05-26T18:00:47.306Z","updated_at":"2026-05-13T19:39:26.903Z","name":"Ottawa","slug":"ottawa","permalink":"https://data.waterrangers.com/locations/ottawa","dataset_id":"1d25ca02-3cdb-473e-8a12-f593e75c7e5a","latitude":"45.395","longitude":"-75.702","country":"Canada","body_of_water":"Dows Lake","water_body_type":"lake","investigative":false,"tested_parameters":["ph","oxygen","secchi_depth","hardness","alkalinity","conductivity","air_temperature","water_temperature"],"tested_equipment":["chemetrics_dissolved_oxygen_mg_l","secchi_disk_20cm","stream_thermometer_water_rangers","water_rangers_freshwater_teststrips_alkalinity","water_rangers_freshwater_teststrips_hardness","water_rangers_freshwater_teststrips_ph","water_rangers_pen_type_conductivity_meter_low_range","water_rangers_pen_type_temperature_meter"],"reference_photo_url":null,"first_observation_at":"2017-05-26T18:00:24.728Z","last_observation_at":"2017-05-26T18:00:24.728Z"}