{"id":"38af9cea-b989-4801-b96a-ba276b8ce9c7","created_at":"2025-09-04T19:19:48.117Z","updated_at":"2026-01-20T21:22:57.826Z","owner_id":"4523b067-1f47-40f7-9327-cfbdb8b12c8f","location_id":"383008df-6cb8-4b03-be86-b9e5d68390e3","dataset_id":"7e457e96-fa9f-4fdc-ac15-8a24f50f93e0","form_id":"25b5c89f-ed8d-461a-a5e7-70b9af2d5ceb","observed_at":"2016-05-17T15:22:00.000Z","observed_at_local":"2016-05-17T11:22:00-04:00","notes":"Clear sunny day, 2-3 previous days wind 15 to 30 km/hr, 15 km/hr day before sampling. Air temp. ~15 °C\r\nCalcium: 34.4\r\nBottom temperature: 13","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["secchi_depth","air_temperature","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/177756","readings":[{"id":"05eb2b6a-8e21-48c1-9490-736f73d9fa8f","created_at":"2025-09-04T19:19:48.149Z","updated_at":"2025-09-04T19:19:48.149Z","parameter":"secchi_depth","unit":"m","value":"bottom_visible","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"1eb921cf-d72b-4657-a321-25ee9a887ab5","created_at":"2025-09-04T19:19:48.163Z","updated_at":"2025-09-04T19:19:48.163Z","parameter":"air_temperature","unit":"deg_c","value":"15","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"368bedbd-bdac-406c-a3fc-6d44f21b3fee","created_at":"2025-09-04T19:19:48.179Z","updated_at":"2025-09-04T19:19:48.179Z","parameter":"total_phosphorus","unit":"ppb","value":"8.2","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"941e495f-ed9b-4617-9430-c35c3e458602","created_at":"2025-09-04T19:19:48.191Z","updated_at":"2025-09-04T19:19:48.191Z","parameter":"water_temperature","unit":"deg_c","value":"13","equipment":"unspecified_water_temperature","equipment_limit":null}]}