{"id":"a172d970-5b33-44fe-b632-b8577c91d12a","created_at":"2025-09-04T14:22:26.633Z","updated_at":"2026-01-20T20:36:34.604Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbe65362-1a29-40fd-9d62-ebef4aa415b7","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-06-06T04:00:00.000Z","observed_at_local":"2005-06-06T00:00:00-04:00","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/159781","readings":[{"id":"6edf5266-1278-4d62-a5ac-6b37d83f23fa","created_at":"2025-09-04T14:22:26.678Z","updated_at":"2025-09-04T14:22:26.678Z","parameter":"total_phosphorus","unit":"ppb","value":"16","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"f029b543-aea7-4521-98aa-7bc40d889df5","created_at":"2025-09-04T14:22:26.682Z","updated_at":"2025-09-04T14:22:26.682Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"480","equipment":"lab_unspecified","equipment_limit":null}]}