{"id":"2ddaffb1-a380-4d56-b749-58d005c9d937","created_at":"2025-09-04T14:38:13.891Z","updated_at":"2026-01-20T21:01:29.582Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"daa337c5-891e-4f13-8ab7-358f7553b085","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-05-24T16:00:00.000Z","observed_at_local":"2016-05-24T12:00:00-04:00","notes":"Sample: B16-14533-40","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/166274","readings":[{"id":"b6fdd5f7-793d-4973-8562-cbff1285c8fa","created_at":"2025-09-04T14:38:13.989Z","updated_at":"2025-09-04T14:38:13.989Z","parameter":"total_phosphorus","unit":"ppb","value":"5","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"77f5f632-bc59-413e-8684-c3a7a794f8a2","created_at":"2025-09-04T14:38:14.010Z","updated_at":"2025-09-04T14:38:14.010Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"220","equipment":"lab_unspecified","equipment_limit":null}]}