{"id":"5bea06de-33c4-4656-a7e5-f3dbfabb0ae6","created_at":"2025-08-29T18:26:19.729Z","updated_at":"2026-01-20T20:10:33.717Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"b1e7f2d9-5ab1-4f09-839c-c997ab4755fe","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2014-05-13T16:00:00.000Z","observed_at_local":"2014-05-13T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 103.2 Chlorophyll A (ug/L) 2.7; Total Phosphorus- bottm Kemmerer sample (ug/L) 60","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.97mg/L is outside the expected range of 7.22-10.68mg/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/113690","readings":[{"id":"f3ae83f6-d6c6-42c0-b086-f81d6a8b802d","created_at":"2025-08-29T18:26:19.747Z","updated_at":"2025-08-29T18:26:19.747Z","parameter":"ph","unit":"std_units","value":"6.1","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"a2a8f766-f1c2-42d2-80bb-04283cfd789f","created_at":"2025-08-29T18:26:19.751Z","updated_at":"2025-08-29T18:26:19.751Z","parameter":"oxygen","unit":"mg_l","value":"10.97","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"f4f9a7ac-c654-4cc8-9ee2-212d50419025","created_at":"2025-08-29T18:26:19.757Z","updated_at":"2025-08-29T18:26:19.757Z","parameter":"secchi_depth","unit":"m","value":"3.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"786c0df4-186a-47a3-8186-de3cb0923841","created_at":"2025-08-29T18:26:19.763Z","updated_at":"2025-08-29T18:26:19.763Z","parameter":"total_phosphorus","unit":null,"value":"9.9","equipment":null,"equipment_limit":null},{"id":"184d6b47-b740-484a-bd28-69fa9b2caec7","created_at":"2025-08-29T18:26:19.772Z","updated_at":"2025-08-29T18:26:19.772Z","parameter":"water_temperature","unit":null,"value":"13.6","equipment":null,"equipment_limit":null}]}