{"id":"8cf8e109-7766-41c1-8f36-c941b76b9990","created_at":"2025-09-04T14:38:16.164Z","updated_at":"2026-01-20T21:01:29.899Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"daa337c5-891e-4f13-8ab7-358f7553b085","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-18T16:00:00.000Z","observed_at_local":"2016-10-18T12:00:00-04:00","notes":"Sample: B16-31978-60","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/166276","readings":[{"id":"5cb43751-e4c3-4c4f-b4ea-8bb040d6ab85","created_at":"2025-09-04T14:38:16.223Z","updated_at":"2025-09-04T14:38:16.223Z","parameter":"total_phosphorus","unit":"ppb","value":"11","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"86b2ea97-c0aa-4fca-a59a-30cd5c84bf34","created_at":"2025-09-04T14:38:16.246Z","updated_at":"2025-09-04T14:38:16.246Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"250","equipment":"lab_unspecified","equipment_limit":null}]}