{"id":"997b3786-7754-4e1e-a0f9-027fad508ce0","created_at":"2025-09-04T14:28:21.259Z","updated_at":"2026-01-20T20:49:12.904Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a4274707-5581-4350-90ca-6ee087198b57","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2007-09-11T04:00:00.000Z","observed_at_local":"2007-09-11T00:00:00-04:00","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/162742","readings":[{"id":"34988574-17eb-414b-9f1c-7069bef0ac2a","created_at":"2025-09-04T14:28:21.304Z","updated_at":"2025-09-04T14:28:21.304Z","parameter":"total_phosphorus","unit":"ppb","value":"17","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"499862af-21b9-4a3d-98e3-2b4a60e4c64f","created_at":"2025-09-04T14:28:21.321Z","updated_at":"2025-09-04T14:28:21.321Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"430","equipment":"lab_unspecified","equipment_limit":null}]}