{"id":"0782fd7a-0979-49f0-a020-3611ba951ae4","created_at":"2025-09-04T14:31:20.563Z","updated_at":"2026-01-20T20:53:54.715Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"3e614a15-f69a-4949-ad69-c257d9a8d7ce","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-07-18T04:00:00.000Z","observed_at_local":"2014-07-18T00:00:00-04:00","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/163952","readings":[{"id":"d3fc3719-604a-4445-b56e-1f4db83e8d09","created_at":"2025-09-04T14:31:20.606Z","updated_at":"2025-09-04T14:31:20.606Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"6aff47a7-f0c6-444b-b283-00ad294d4e85","created_at":"2025-09-04T14:31:20.613Z","updated_at":"2025-09-04T14:31:20.613Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"470","equipment":"lab_unspecified","equipment_limit":null}]}