{"id":"552268bd-53b1-474b-aa07-55428a0e1157","created_at":"2017-07-13T13:15:04.301Z","updated_at":"2026-05-13T19:39:26.903Z","name":"Yarker, Ontario","slug":"yarker-ontario","permalink":"https://data.waterrangers.com/locations/yarker-ontario","dataset_id":"6e22354b-b2ea-4851-b61d-eb04219d5d07","latitude":"44.372874","longitude":"-76.77186","country":"Canada","body_of_water":"Napanee River, Ontario","water_body_type":"river_or_stream","investigative":false,"tested_parameters":["ph","water_temperature","air_temperature","conductivity","alkalinity","hardness","secchi_depth","oxygen","water_depth"],"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":"2017-07-12T15:40:00.000Z","last_observation_at":"2017-10-27T10:10:00.000Z"}