{"id":"991f4c77-55da-4a24-b747-d4662d28c9df","created_at":"2025-08-29T18:26:36.731Z","updated_at":"2026-01-20T20:11:29.992Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"e79b9409-de85-4c43-a71d-02d92dc7ce71","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2013-08-27T16:00:00.000Z","observed_at_local":"2013-08-27T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 90 Chlorophyll A (ug/L) 1.9; Total Phosphorus- bottm Kemmerer sample (ug/L) 9","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/113998","readings":[{"id":"9a9b829e-f6e2-42e3-9c6c-c667d63d1964","created_at":"2025-08-29T18:26:36.757Z","updated_at":"2025-08-29T18:26:36.757Z","parameter":"ph","unit":"std_units","value":"6.6","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"2a799b69-bcd7-4054-9755-6c792784f395","created_at":"2025-08-29T18:26:36.762Z","updated_at":"2025-08-29T18:26:36.762Z","parameter":"oxygen","unit":"mg_l","value":"8.63","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"45296549-17e3-4686-90cf-3f01ad93f167","created_at":"2025-08-29T18:26:36.783Z","updated_at":"2025-08-29T18:26:36.783Z","parameter":"secchi_depth","unit":"m","value":"4.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"f84469bb-f184-4ff8-883d-6f468790b24c","created_at":"2025-08-29T18:26:36.787Z","updated_at":"2025-08-29T18:26:36.787Z","parameter":"total_phosphorus","unit":null,"value":"13.0","equipment":null,"equipment_limit":null},{"id":"6d037115-d277-49ad-86b4-96abeecf42cf","created_at":"2025-08-29T18:26:36.790Z","updated_at":"2025-08-29T18:26:36.790Z","parameter":"water_temperature","unit":null,"value":"23.1","equipment":null,"equipment_limit":null}]}