{"id":"7707e9e4-db4c-49fb-a532-2533e96237db","created_at":"2025-09-04T14:28:12.080Z","updated_at":"2026-01-20T20:48:59.299Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a14e91f6-a0ae-46e0-8f50-9113bb2918ed","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2006-07-31T04:00:00.000Z","observed_at_local":"2006-07-31T00:00:00-04:00","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/162679","readings":[{"id":"ad0ddf0e-f4c9-42ec-9cc0-67abdd56f852","created_at":"2025-09-04T14:28:12.172Z","updated_at":"2025-09-04T14:28:12.172Z","parameter":"total_phosphorus","unit":"ppb","value":"16","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"47a383f7-ea2a-43fc-b72c-7d4ddd6bdb26","created_at":"2025-09-04T14:28:12.187Z","updated_at":"2025-09-04T14:28:12.187Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"480","equipment":"lab_unspecified","equipment_limit":null}]}