{"id":"32e7785b-aa85-4742-bb70-e761be2937df","created_at":"2025-09-04T14:23:15.226Z","updated_at":"2026-01-20T20:37:57.881Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"3c8dc38c-b34f-468d-a6cd-37295c229b56","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-07-21T04:00:00.000Z","observed_at_local":"2005-07-21T00:00:00-04:00","notes":null,"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/160224","readings":[{"id":"44e0b9a8-f7fa-4904-b57a-efa442b2a90f","created_at":"2025-09-04T14:23:15.316Z","updated_at":"2025-09-04T14:23:15.316Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"76b85f07-9f90-418e-85a3-61411f96adf1","created_at":"2025-09-04T14:23:15.327Z","updated_at":"2025-09-04T14:23:15.327Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"370","equipment":"lab_unspecified","equipment_limit":null}]}