{"id":"5dec05d2-84ac-49e0-b089-c877e377824d","created_at":"2025-09-04T14:35:37.393Z","updated_at":"2026-01-20T20:58:56.023Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"8528b678-646b-4a43-90d4-eea50cfb7a0e","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-07-19T16:00:00.000Z","observed_at_local":"2016-07-19T12:00:00-04:00","notes":"Sample: B16-21253-4","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/165454","readings":[{"id":"c683b378-7d97-4907-9ca2-091fe3bbcfe9","created_at":"2025-09-04T14:35:37.453Z","updated_at":"2025-09-04T14:35:37.453Z","parameter":"total_phosphorus","unit":"ppb","value":"6","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"9dcea3c3-063a-47a1-b5c3-2269cc62a235","created_at":"2025-09-04T14:35:37.462Z","updated_at":"2025-09-04T14:35:37.462Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"280","equipment":"lab_unspecified","equipment_limit":null}]}