{"id":"da0e0002-06f6-4588-92eb-5937dc08df58","created_at":"2025-08-29T18:26:21.694Z","updated_at":"2026-01-20T20:10:39.473Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"95cf148b-1a99-4751-b9bd-3f9f84cf0df0","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2011-09-06T16:00:00.000Z","observed_at_local":"2011-09-06T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 105.4 Chlorophyll A (ug/L) 4.2; Total Phosphorus- bottm Kemmerer sample (ug/L) 85","checked":"qc_complete","qa_notes":null,"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/113722","readings":[{"id":"be3557e1-322c-4595-8054-18ce57565fa5","created_at":"2025-08-29T18:26:21.734Z","updated_at":"2025-08-29T18:26:21.734Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"ae85cce5-baaa-4a5f-b700-f68af62cc7e0","created_at":"2025-08-29T18:26:21.739Z","updated_at":"2025-08-29T18:26:21.739Z","parameter":"oxygen","unit":"mg_l","value":"8.92","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"7934fe7b-0772-4365-973d-3c84ab6b1588","created_at":"2025-08-29T18:26:21.742Z","updated_at":"2025-08-29T18:26:21.742Z","parameter":"secchi_depth","unit":"m","value":"6","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"d2e0d0de-f76e-4b65-9f21-cd9083b4788c","created_at":"2025-08-29T18:26:21.746Z","updated_at":"2025-08-29T18:26:21.746Z","parameter":"total_phosphorus","unit":null,"value":"21","equipment":null,"equipment_limit":null},{"id":"f3de99b3-e16f-4e0d-a5d8-660d61862044","created_at":"2025-08-29T18:26:21.748Z","updated_at":"2025-08-29T18:26:21.748Z","parameter":"water_temperature","unit":null,"value":"21.3","equipment":null,"equipment_limit":null}]}