{"id":"87dc9488-d878-4d0b-9508-3b5b53ee8ae8","created_at":"2025-09-04T14:23:52.009Z","updated_at":"2026-01-20T20:38:53.019Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"d0ed1048-0198-40be-99fc-f28fa4a21e2e","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-09-12T04:00:00.000Z","observed_at_local":"2005-09-12T00:00:00-04:00","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/160526","readings":[{"id":"441f328b-3403-4f5e-a0ea-9ba85bc529e1","created_at":"2025-09-04T14:23:52.048Z","updated_at":"2025-09-04T14:23:52.048Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e3759ba9-e6b7-4a86-a812-20ab71e7b5a5","created_at":"2025-09-04T14:23:52.059Z","updated_at":"2025-09-04T14:23:52.059Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"470","equipment":"lab_unspecified","equipment_limit":null}]}