{"id":"f90b8398-c13f-4680-bcc4-c93d73725e76","created_at":"2025-09-04T14:35:59.463Z","updated_at":"2026-01-20T20:59:20.124Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"0ba1c122-b479-4638-8515-beda4c76bcee","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-05-19T16:00:00.000Z","observed_at_local":"2016-05-19T12:00:00-04:00","notes":"Sample: B16-14533-35","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/165586","readings":[{"id":"de7508ff-4b22-4ae0-a09c-603ded88c0cf","created_at":"2025-09-04T14:35:59.501Z","updated_at":"2025-09-04T14:35:59.501Z","parameter":"total_phosphorus","unit":"ppb","value":"8","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"db79f78e-ce14-47e4-855d-b6e91d8bb118","created_at":"2025-09-04T14:35:59.509Z","updated_at":"2025-09-04T14:35:59.509Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"410","equipment":"lab_unspecified","equipment_limit":null}]}