{"id":"3bf4cafa-f960-4204-8294-43a6bbb79b3e","created_at":"2025-09-04T14:22:49.580Z","updated_at":"2026-01-20T20:37:12.877Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"7f294d19-20dc-412a-92af-68a929b4af66","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-06-09T04:00:00.000Z","observed_at_local":"2005-06-09T00:00:00-04:00","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/159988","readings":[{"id":"a597bb26-6644-4dfc-8472-1e04aa583ee0","created_at":"2025-09-04T14:22:49.627Z","updated_at":"2025-09-04T14:22:49.627Z","parameter":"total_phosphorus","unit":"ppb","value":"8","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"ef049b1b-cd7d-4d8b-8573-9b492d0534bc","created_at":"2025-09-04T14:22:49.639Z","updated_at":"2025-09-04T14:22:49.639Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"340","equipment":"lab_unspecified","equipment_limit":null}]}