{"id":"cd8a5352-a285-46e1-8b1d-bb6cd13cf092","created_at":"2025-09-04T14:28:47.406Z","updated_at":"2026-01-20T20:49:59.530Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a0b61a70-4f9d-4255-9cdc-16e359f70eda","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2010-10-05T04:00:00.000Z","observed_at_local":"2010-10-05T00:00:00-04:00","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/162938","readings":[{"id":"60e7a3ea-245f-4027-a0a8-757d4ee1c7ed","created_at":"2025-09-04T14:28:47.505Z","updated_at":"2025-09-04T14:28:47.505Z","parameter":"total_phosphorus","unit":"ppb","value":"158","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"b3842153-5a5a-42c4-80f7-ac6fa62b4437","created_at":"2025-09-04T14:28:47.521Z","updated_at":"2025-09-04T14:28:47.521Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"590","equipment":"lab_unspecified","equipment_limit":null}]}