{"id":"9f945f03-188f-4710-acc7-ec211fa7eed2","created_at":"2025-09-04T14:30:43.325Z","updated_at":"2026-01-20T20:52:54.740Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"d6328ec9-e917-4266-b8b0-08ee098c30fc","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-06-22T04:00:00.000Z","observed_at_local":"2005-06-22T00:00:00-04:00","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/163688","readings":[{"id":"f883c0db-174b-42c2-bbc1-645d03f815bd","created_at":"2025-09-04T14:30:43.400Z","updated_at":"2025-09-04T14:30:43.400Z","parameter":"total_phosphorus","unit":"ppb","value":"15","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"c43b92d0-f054-40c5-8cf7-a21f9e294768","created_at":"2025-09-04T14:30:43.410Z","updated_at":"2025-09-04T14:30:43.410Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"350","equipment":"lab_unspecified","equipment_limit":null}]}