{"id":"e1e091df-7d15-4a19-b841-2ebe2cb6cc70","created_at":"2025-09-04T14:32:46.791Z","updated_at":"2026-01-20T20:56:09.665Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"541de925-48dc-4008-880c-d53dab7e435b","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2008-08-15T04:00:00.000Z","observed_at_local":"2008-08-15T00:00:00-04:00","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/164547","readings":[{"id":"e32e978b-a367-4170-9e31-6bb9fa7c4b38","created_at":"2025-09-04T14:32:46.860Z","updated_at":"2025-09-04T14:32:46.860Z","parameter":"total_phosphorus","unit":"ppb","value":"11","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"1cb15a2e-5820-468c-b9aa-4f1f9e3428df","created_at":"2025-09-04T14:32:46.872Z","updated_at":"2025-09-04T14:32:46.872Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"400","equipment":"lab_unspecified","equipment_limit":null}]}