{"id":"34ae7a36-fbc1-453f-86ea-2f1767c235cb","created_at":"2025-09-04T14:38:17.831Z","updated_at":"2026-01-20T21:01:32.026Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"718dc75d-d1ef-45d8-9d35-4342e3f02705","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-06T17:57:00.000Z","observed_at_local":"2016-10-06T13:57:00-04:00","notes":"Sample: B16-31978-35","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/166287","readings":[{"id":"dfb555bc-019f-4435-9a62-9b934a6c4b42","created_at":"2025-09-04T14:38:17.905Z","updated_at":"2025-09-04T14:38:17.905Z","parameter":"total_phosphorus","unit":"ppb","value":"9","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"5d435141-742d-4a6e-a0d3-7c66e78bd857","created_at":"2025-09-04T14:38:17.919Z","updated_at":"2025-09-04T14:38:17.919Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"410","equipment":"lab_unspecified","equipment_limit":null}]}