{"id":"71293e02-d23e-426c-932a-593b18ac8a7f","created_at":"2025-09-04T14:35:02.469Z","updated_at":"2026-01-20T20:58:28.470Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"8ae75b85-a5b2-4683-ac41-a4f53d0191fa","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-06T16:00:00.000Z","observed_at_local":"2016-10-06T12:00:00-04:00","notes":"Sample: B16-31978-13","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/165294","readings":[{"id":"8c992548-9815-4ef6-8b3a-676f8e96656c","created_at":"2025-09-04T14:35:02.575Z","updated_at":"2025-09-04T14:35:02.575Z","parameter":"total_phosphorus","unit":"ppb","value":"11","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"228db193-0b5e-481a-8c80-5b2c3c986b81","created_at":"2025-09-04T14:35:02.593Z","updated_at":"2025-09-04T14:35:02.593Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"570","equipment":"lab_unspecified","equipment_limit":null}]}