{"id":"57739e05-2998-4882-b440-e9e592c509ce","created_at":"2025-09-02T20:45:12.066Z","updated_at":"2026-01-20T20:15:45.065Z","owner_id":"0edffc84-3a3f-4220-9c3f-c5f621b07684","location_id":"8689e448-b5f5-489c-a2a4-d592fb876566","dataset_id":"62ade46c-873c-4070-9383-e9645c0ba1b4","form_id":"4c5e7f9c-674c-4b99-817e-0631cd8d3fd8","observed_at":"2018-05-16T17:30:00.000Z","observed_at_local":"2018-05-16T13:30:00-04:00","notes":"Lots of seagulls calling today, heard thunder while testing. Likely that a storm front was rolling in while testing today.","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","alkalinity","air_temperature","water_temperature","nitrate_nitrogen","phosphates","turbidity"],"photos":[],"permalink":"https://data.waterrangers.com/observations/119161","readings":[{"id":"467eb495-106d-4a88-985c-d1cb43778500","created_at":"2025-09-02T20:45:12.096Z","updated_at":"2025-09-02T20:45:12.096Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"68a4e93e-d949-4b81-99ce-2db5c2e02285","created_at":"2025-09-02T20:45:12.100Z","updated_at":"2025-09-02T20:45:12.100Z","parameter":"oxygen","unit":"mg_l","value":"8.4","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"bce56d1e-0003-44f4-9db4-6e8913cd7f01","created_at":"2025-09-02T20:45:12.109Z","updated_at":"2025-09-02T20:45:12.109Z","parameter":"alkalinity","unit":"ppm","value":"188","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"87d21147-f374-4092-ad97-f10a28805a07","created_at":"2025-09-02T20:45:12.114Z","updated_at":"2025-09-02T20:45:12.114Z","parameter":"air_temperature","unit":"deg_c","value":"9","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"db0d78be-f620-4069-afd7-4c06627d1e67","created_at":"2025-09-02T20:45:12.118Z","updated_at":"2025-09-02T20:45:12.118Z","parameter":"water_temperature","unit":"deg_c","value":"8.5","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"a608edaf-ca6a-405f-88c6-cb026e6a61e5","created_at":"2025-09-02T20:45:12.104Z","updated_at":"2025-11-19T15:02:29.267Z","parameter":"nitrate_nitrogen","unit":"mg_l","value":"0","equipment":"kyoritsu_packtest_nitrate_nitrogen","equipment_limit":"<="},{"id":"a0f7a3a8-1e2e-4caf-a8a9-996ae8cb4c8c","created_at":"2025-09-02T20:45:12.125Z","updated_at":"2025-11-19T15:02:29.267Z","parameter":"phosphates","unit":"ppm","value":"0","equipment":"unspecified_phosphates","equipment_limit":"<="},{"id":"4867d273-4dfe-4680-a68a-d7ddbeac2ab8","created_at":"2025-12-10T17:02:14.377Z","updated_at":"2025-12-10T17:02:14.377Z","parameter":"turbidity","unit":"ntu","value":"0","equipment":"turbidity_tube_45cm","equipment_limit":"<"}]}