{"id":"c673af53-66f1-4050-b4ae-8de6e62c69a2","created_at":"2025-09-04T14:31:42.892Z","updated_at":"2026-01-20T20:54:34.142Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"c54cf3db-42ad-4f8e-a260-29487cea41ed","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2010-08-18T04:00:00.000Z","observed_at_local":"2010-08-18T00:00:00-04:00","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/164120","readings":[{"id":"ac8166fe-5ce5-49e9-b647-9dbbe83f82e0","created_at":"2025-09-04T14:31:42.937Z","updated_at":"2025-09-04T14:31:42.937Z","parameter":"total_phosphorus","unit":"ppb","value":"8","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"da831c4f-5ca0-42b5-98d7-f1010a2ba024","created_at":"2025-09-04T14:31:42.948Z","updated_at":"2025-09-04T14:31:42.948Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"400","equipment":"lab_unspecified","equipment_limit":null}]}