{"id":"5ccb6219-69e4-4f96-aac7-d5ade6601ff8","created_at":"2025-08-29T18:26:46.805Z","updated_at":"2026-01-20T20:12:06.244Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"bb89561b-6584-4f9c-b4bb-2ae717dd4683","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2009-09-09T16:00:00.000Z","observed_at_local":"2009-09-09T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 99 Chlorophyll A (ug/L) 1","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, ph's result of 9.1std_units is outside the expected range of 5.36-8.94std_units.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114180","readings":[{"id":"9136093b-2f71-417d-88ff-47ff52685f2d","created_at":"2025-08-29T18:26:46.829Z","updated_at":"2025-08-29T18:26:46.829Z","parameter":"ph","unit":"std_units","value":"9.1","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"071a88dd-89b4-446f-8309-5512df82348b","created_at":"2025-08-29T18:26:46.839Z","updated_at":"2025-08-29T18:26:46.839Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"43e11585-2780-4531-8f0c-6f775cf96bd8","created_at":"2025-08-29T18:26:46.845Z","updated_at":"2025-08-29T18:26:46.845Z","parameter":"secchi_depth","unit":"m","value":"3.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"4ea9f060-1d4a-46b4-bbb6-b027426ab68e","created_at":"2025-08-29T18:26:46.849Z","updated_at":"2025-08-29T18:26:46.849Z","parameter":"total_phosphorus","unit":null,"value":"8.0","equipment":null,"equipment_limit":null},{"id":"54298495-ede9-40cf-be06-29ca797427cf","created_at":"2025-08-29T18:26:46.858Z","updated_at":"2025-08-29T18:26:46.858Z","parameter":"water_temperature","unit":null,"value":"21.7","equipment":null,"equipment_limit":null}]}