{"id":"8f7b458e-392a-4df4-8b30-5a2c0a2f8c98","created_at":"2025-09-04T14:37:02.564Z","updated_at":"2026-01-20T21:00:23.679Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"33c55ec7-9080-4406-8b1d-cdaae3708f62","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-05-06T16:00:00.000Z","observed_at_local":"2016-05-06T12:00:00-04:00","notes":"Sample: B16-14533-3","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/165923","readings":[{"id":"f86ef449-a600-40f2-a220-53d48074b3eb","created_at":"2025-09-04T14:37:02.637Z","updated_at":"2025-09-04T14:37:02.637Z","parameter":"total_phosphorus","unit":"ppb","value":"5","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"24ce4cbb-f029-4ea8-8f63-7dc2d379563e","created_at":"2025-09-04T14:37:02.646Z","updated_at":"2025-09-04T14:37:02.646Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"260","equipment":"lab_unspecified","equipment_limit":null}]}