{"id":"a2898d2c-e614-4b11-b56f-7eac3d8e0cbe","created_at":"2025-09-04T14:28:50.825Z","updated_at":"2026-01-20T20:50:04.094Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a0b61a70-4f9d-4255-9cdc-16e359f70eda","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-06-17T04:00:00.000Z","observed_at_local":"2014-06-17T00:00:00-04:00","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/162955","readings":[{"id":"d1ffe45e-617f-49ff-80cd-f2e9942ee90e","created_at":"2025-09-04T14:28:50.909Z","updated_at":"2025-09-04T14:28:50.909Z","parameter":"total_phosphorus","unit":"ppb","value":"16","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"0981ac33-9c3a-47dc-81a8-2e4ff1bca8ac","created_at":"2025-09-04T14:28:50.930Z","updated_at":"2025-09-04T14:28:50.930Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]}