{"id":"52eba780-01cb-4899-9786-cdd9885d75c4","created_at":"2025-08-29T18:26:06.054Z","updated_at":"2026-01-20T20:09:53.471Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"c72e1752-adaf-4b51-ac4a-5dc33824e17a","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2013-08-29T16:00:00.000Z","observed_at_local":"2013-08-29T12:00:00-04:00","notes":"Chlorophyll A (ug/L) 1.2; Total Phosphorus- bottm Kemmerer sample (ug/L) 14","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/113475","readings":[{"id":"a9bbf1e9-c6bf-4c7e-839d-a0b2124941ea","created_at":"2025-08-29T18:26:06.094Z","updated_at":"2025-08-29T18:26:06.094Z","parameter":"ph","unit":"std_units","value":"6.4","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"4cf25adb-9e60-4615-b7c0-4efd7a959c80","created_at":"2025-08-29T18:26:06.098Z","updated_at":"2025-08-29T18:26:06.098Z","parameter":"oxygen","unit":"mg_l","value":"8.86","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"4033f44d-cc25-4e83-b178-b1525118df7a","created_at":"2025-08-29T18:26:06.104Z","updated_at":"2025-08-29T18:26:06.104Z","parameter":"secchi_depth","unit":"m","value":"5.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"37135f42-49c1-4455-81c7-40bbe31b6655","created_at":"2025-08-29T18:26:06.109Z","updated_at":"2025-08-29T18:26:06.109Z","parameter":"total_phosphorus","unit":null,"value":"8.0","equipment":null,"equipment_limit":null},{"id":"94c5d712-4a89-42e5-a2c8-2d1e16663c67","created_at":"2025-08-29T18:26:06.113Z","updated_at":"2025-08-29T18:26:06.113Z","parameter":"water_temperature","unit":null,"value":"24.2","equipment":null,"equipment_limit":null}]}