{"id":"d2dea831-2971-4a43-8383-9cddb8cfd573","created_at":"2025-09-04T14:29:48.220Z","updated_at":"2026-01-20T20:51:26.421Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"783c86f8-e6d9-4692-94da-7a02d63a731d","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-06-05T04:00:00.000Z","observed_at_local":"2015-06-05T00:00:00-04:00","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/163279","readings":[{"id":"b9963a90-beb6-4dfc-9fd6-094ce9d2dcf5","created_at":"2025-09-04T14:29:48.294Z","updated_at":"2025-09-04T14:29:48.294Z","parameter":"total_phosphorus","unit":"ppb","value":"30","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"30c13c7b-7b3e-4846-be21-2d83e7f86da3","created_at":"2025-09-04T14:29:48.317Z","updated_at":"2025-09-04T14:29:48.317Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"580","equipment":"lab_unspecified","equipment_limit":null}]}