{"id":"c2935824-76bc-45c0-ab23-d5bd4dfebe6d","created_at":"2025-09-04T14:23:34.567Z","updated_at":"2026-01-20T20:38:25.159Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"cfdb6bb1-23ce-4a23-880e-dd2f358b8d24","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2006-06-20T04:00:00.000Z","observed_at_local":"2006-06-20T00:00:00-04:00","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/160374","readings":[{"id":"3480a61c-d95e-4150-bd47-2a75a5ee015c","created_at":"2025-09-04T14:23:34.591Z","updated_at":"2025-09-04T14:23:34.591Z","parameter":"total_phosphorus","unit":"ppb","value":"11","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"2d125495-477b-4333-98f4-f669f04f6d27","created_at":"2025-09-04T14:23:34.596Z","updated_at":"2025-09-04T14:23:34.596Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"330","equipment":"lab_unspecified","equipment_limit":null}]}