{"id":"f03cbe38-1a5b-4930-ad43-518531892e24","created_at":"2025-09-04T14:35:09.304Z","updated_at":"2026-01-20T20:58:35.804Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"eaf1d8b7-fec8-437b-8c04-d52a76eafe6f","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-12T16:00:00.000Z","observed_at_local":"2016-10-12T12:00:00-04:00","notes":"Sample: B16-31978-47","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/165337","readings":[{"id":"654e3c2b-530b-4501-8e0e-ff638f1f8efd","created_at":"2025-09-04T14:35:09.376Z","updated_at":"2025-09-04T14:35:09.376Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"46a6e9e9-8e0a-4a66-a30b-8d110edd11b4","created_at":"2025-09-04T14:35:09.390Z","updated_at":"2025-09-04T14:35:09.390Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"580","equipment":"lab_unspecified","equipment_limit":null}]}