{"id":"88d8b744-b4a5-4541-bf80-b91a51bc08ed","created_at":"2025-09-04T14:22:27.337Z","updated_at":"2026-01-20T20:36:36.324Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbe65362-1a29-40fd-9d62-ebef4aa415b7","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2006-06-22T04:00:00.000Z","observed_at_local":"2006-06-22T00:00:00-04:00","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/159789","readings":[{"id":"c89c0f09-b044-45b7-9c8c-8c103d820f14","created_at":"2025-09-04T14:22:27.414Z","updated_at":"2025-09-04T14:22:27.414Z","parameter":"total_phosphorus","unit":"ppb","value":"15","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"8a0e166d-ec53-4ae3-9fca-d3241e73a0a4","created_at":"2025-09-04T14:22:27.422Z","updated_at":"2025-09-04T14:22:27.422Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"400","equipment":"lab_unspecified","equipment_limit":null}]}