{"id":"6e24aebc-dd25-40e2-8264-198147518b4e","created_at":"2025-08-29T18:25:53.230Z","updated_at":"2026-01-20T20:09:30.928Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"769a65d2-4c82-4fbb-be25-1b9a07b34d02","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-09-16T16:00:00.000Z","observed_at_local":"2002-09-16T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 2","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/113352","readings":[{"id":"728b61b5-35c4-469c-ad50-0c1e964b7c09","created_at":"2025-08-29T18:25:53.257Z","updated_at":"2025-08-29T18:25:53.257Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"44c45012-b7d3-49b3-a1f0-6fc7edd7eca5","created_at":"2025-08-29T18:25:53.270Z","updated_at":"2025-08-29T18:25:53.270Z","parameter":"oxygen","unit":"mg_l","value":"8.4","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"2deaaebb-2267-4be4-86af-7746679539c3","created_at":"2025-08-29T18:25:53.319Z","updated_at":"2025-08-29T18:25:53.319Z","parameter":"secchi_depth","unit":"m","value":"2.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"3ac60cc2-94ba-4293-b7c5-cb0a5c31650a","created_at":"2025-08-29T18:25:53.346Z","updated_at":"2025-08-29T18:25:53.346Z","parameter":"total_phosphorus","unit":null,"value":"2.0","equipment":null,"equipment_limit":null},{"id":"5777dffa-1086-4d95-b5af-a0a25686d960","created_at":"2025-08-29T18:25:53.369Z","updated_at":"2025-08-29T18:25:53.369Z","parameter":"water_temperature","unit":null,"value":"19.4","equipment":null,"equipment_limit":null}]}