{"id":"e8843ef0-a96c-4c92-bc15-db46f999e248","created_at":"2025-09-04T14:43:15.835Z","updated_at":"2026-01-20T21:03:52.694Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9726cc17-58c4-4e29-864b-614a7a154764","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-05-14T04:00:00.000Z","observed_at_local":"2018-05-14T00:00:00-04:00","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/167054","readings":[{"id":"c3bbe1f2-f422-4862-9373-3c70332f87a4","created_at":"2025-09-04T14:43:15.890Z","updated_at":"2025-09-04T14:43:15.890Z","parameter":"total_phosphorus","unit":"ppb","value":"0.02","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"ce5f450c-1649-481f-b6c4-20be9650ba15","created_at":"2025-09-04T14:43:15.908Z","updated_at":"2025-09-04T14:43:15.908Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.32","equipment":"lab_unspecified","equipment_limit":null}]}