{"id":"f77d6aee-3234-48a7-9eb1-cbc1d6bf0d5d","created_at":"2025-09-04T14:33:45.672Z","updated_at":"2026-01-20T20:57:10.711Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"b41c7bd3-f095-4608-8c94-b68a6cc2d8f4","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2011-06-20T04:00:00.000Z","observed_at_local":"2011-06-20T00:00:00-04:00","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/164880","readings":[{"id":"a66fba8d-8e64-4396-afe4-ddc2f15f0ce1","created_at":"2025-09-04T14:33:45.720Z","updated_at":"2025-09-04T14:33:45.720Z","parameter":"total_phosphorus","unit":"ppb","value":"21","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"b5a070bf-af21-4021-a985-f2fb8de3c3ba","created_at":"2025-09-04T14:33:45.729Z","updated_at":"2025-09-04T14:33:45.729Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"410","equipment":"lab_unspecified","equipment_limit":null}]}