{"id":"ba57546e-9b68-46f7-afe0-38d1516c256c","created_at":"2025-09-04T14:37:03.032Z","updated_at":"2026-01-20T21:00:24.603Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"33c55ec7-9080-4406-8b1d-cdaae3708f62","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-08-02T16:00:00.000Z","observed_at_local":"2016-08-02T12:00:00-04:00","notes":"Calcium: 17.9\r\nSample: B16-22866-13\r\n","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165927","readings":[{"id":"5fa41bff-908c-4f06-9002-3a634cdd384b","created_at":"2025-09-04T14:37:03.101Z","updated_at":"2025-09-04T14:37:03.101Z","parameter":"total_phosphorus","unit":"ppb","value":"7","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"3c33d1b4-acd5-42ab-ac6c-e70be60dfcf8","created_at":"2025-09-04T14:37:03.122Z","updated_at":"2025-09-04T14:37:03.122Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"320","equipment":"lab_unspecified","equipment_limit":null}]}