{"id":"9ba15c68-0c80-4453-8369-f7287aa89796","created_at":"2025-08-29T18:26:41.582Z","updated_at":"2026-01-20T20:11:49.457Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"40905c9e-5fbc-4459-a64e-3b20f63ae2d6","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2013-05-14T16:00:00.000Z","observed_at_local":"2013-05-14T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 95 Chlorophyll A (ug/L) 1.6; Total Phosphorus- bottm Kemmerer sample (ug/L) 6","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.71mg/L is outside the expected range of 6.52-10.08mg/L.","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/114083","readings":[{"id":"671c00e3-95f1-47c9-b79d-1d1609e61bf8","created_at":"2025-08-29T18:26:41.618Z","updated_at":"2025-08-29T18:26:41.618Z","parameter":"ph","unit":"std_units","value":"8.1","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"22a2acb1-978e-41ca-b68c-9736d1f3f414","created_at":"2025-08-29T18:26:41.623Z","updated_at":"2025-08-29T18:26:41.623Z","parameter":"oxygen","unit":"mg_l","value":"10.71","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"ad70d64b-faad-45d7-a65e-903aa4626ee1","created_at":"2025-08-29T18:26:41.633Z","updated_at":"2025-08-29T18:26:41.633Z","parameter":"secchi_depth","unit":"m","value":"3.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"56ab32f2-e4a7-41b9-b237-03e977b6b44b","created_at":"2025-08-29T18:26:41.637Z","updated_at":"2025-08-29T18:26:41.637Z","parameter":"total_phosphorus","unit":null,"value":"9.0","equipment":null,"equipment_limit":null},{"id":"d63815b4-a767-4dd6-becb-b7374e2b5988","created_at":"2025-08-29T18:26:41.641Z","updated_at":"2025-08-29T18:26:41.641Z","parameter":"water_temperature","unit":null,"value":"11.6","equipment":null,"equipment_limit":null}]}