[{"id":"b5a9250b-bed1-4328-bee6-afd160a32416","created_at":"2025-08-27T18:24:20.237Z","updated_at":"2026-01-16T18:54:47.439Z","owner_id":"b0442110-b9e8-417b-ae39-4ae2e0e951c8","location_id":"1a47a3e1-7d09-47eb-9de8-20694c00a616","dataset_id":"07a60c89-b6db-4534-b454-0587525ba0ca","form_id":"7c92b059-b594-4e07-8d41-453f947888c3","observed_at":"2018-06-07T13:39:44.724Z","observed_at_local":"2018-06-07T13:39:44+00:00","notes":null,"checked":"owner_approved","qa_notes":"Issue detected: water_depth's result of 1000m exceeds the extreme range of 99.0m.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","secchi_depth","hardness","salinity","air_temperature","water_temperature","water_depth"],"photos":[],"permalink":"https://data.waterrangers.com/observations/83861","readings":[{"id":"c657a84f-7ea6-4207-900a-61a9265441fc","created_at":"2025-08-27T18:24:20.275Z","updated_at":"2025-08-27T18:24:20.275Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"dc61b943-a991-456f-9ab3-055edc699128","created_at":"2025-08-27T18:24:20.279Z","updated_at":"2025-08-27T18:24:20.279Z","parameter":"secchi_depth","unit":"m","value":"17","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"b176bc27-8b3c-4b3d-b4a6-e55387ad4ce8","created_at":"2025-08-27T18:24:20.284Z","updated_at":"2025-08-27T18:24:20.284Z","parameter":"hardness","unit":"ppm","value":"240","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"873278a1-b004-4987-b1e8-88fee53d4b55","created_at":"2025-08-27T18:24:20.287Z","updated_at":"2025-08-27T18:24:20.287Z","parameter":"salinity","unit":"ppm","value":"37","equipment":"water_rangers_pen_type_salinity_meter_ppm","equipment_limit":null},{"id":"2f242b78-df6d-4b2e-9006-6c37dce7c45f","created_at":"2025-08-27T18:24:20.292Z","updated_at":"2025-08-27T18:24:20.292Z","parameter":"air_temperature","unit":"deg_c","value":"22","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"bb8bcdb3-f52a-479c-a413-16917ad22839","created_at":"2025-08-27T18:24:20.296Z","updated_at":"2025-08-27T18:24:20.296Z","parameter":"water_temperature","unit":"deg_c","value":"21","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"5702e66b-6041-4965-9198-7547f4a7588d","created_at":"2025-12-10T16:22:55.760Z","updated_at":"2025-12-10T16:22:55.760Z","parameter":"water_depth","unit":"m","value":"1000","equipment":"secchi_disk_20cm","equipment_limit":">"}]}]