{"id":"bfab717d-8f86-4ff7-b618-a72c93cd659d","created_at":"2025-08-29T18:25:58.997Z","updated_at":"2026-01-20T20:09:39.110Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-09-15T16:00:00.000Z","observed_at_local":"2010-09-15T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 6","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/113398","readings":[{"id":"37424589-e9c4-494b-bd58-37216de5a7c5","created_at":"2025-08-29T18:25:59.032Z","updated_at":"2025-08-29T18:25:59.032Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"1449895a-cb36-4e26-8c26-66c8f8bbf15c","created_at":"2025-08-29T18:25:59.048Z","updated_at":"2025-08-29T18:25:59.048Z","parameter":"oxygen","unit":"mg_l","value":"9.14","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"09815cc6-44cc-46fe-8d99-35bdaa720bbb","created_at":"2025-08-29T18:25:59.057Z","updated_at":"2025-08-29T18:25:59.057Z","parameter":"secchi_depth","unit":"m","value":"6.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"449e4f91-f21c-42c7-8080-1ea948a9c308","created_at":"2025-08-29T18:25:59.083Z","updated_at":"2025-08-29T18:25:59.083Z","parameter":"total_phosphorus","unit":null,"value":"10.0","equipment":null,"equipment_limit":null},{"id":"63a1c56f-93dd-428a-8520-95bd253e42dd","created_at":"2025-08-29T18:25:59.102Z","updated_at":"2025-08-29T18:25:59.102Z","parameter":"water_temperature","unit":null,"value":"18.9","equipment":null,"equipment_limit":null}]}