{"id":"143c423d-18b8-4b46-8194-82993324f27a","created_at":"2025-08-29T18:26:27.112Z","updated_at":"2026-01-20T20:10:57.187Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"2f7fea6e-b9ed-48ac-825e-a9fa94c02155","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2008-10-09T16:00:00.000Z","observed_at_local":"2008-10-09T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 115.9 Chlorophyll A (ug/L) 2.4; Total Phosphorus- bottm Kemmerer sample (ug/L) 21","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 11mg/L is outside the expected range of 6.4-10.4mg/L.","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/113816","readings":[{"id":"4f400dc6-7483-444c-99db-4b89d51cd235","created_at":"2025-08-29T18:26:27.128Z","updated_at":"2025-08-29T18:26:27.128Z","parameter":"ph","unit":"std_units","value":"8.6","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"ec79fb08-2dc6-47b9-ad33-9c25bb9a7b1e","created_at":"2025-08-29T18:26:27.132Z","updated_at":"2025-08-29T18:26:27.132Z","parameter":"oxygen","unit":"mg_l","value":"11","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"08ac9276-989e-4a83-b8bb-39d98ae626fc","created_at":"2025-08-29T18:26:27.135Z","updated_at":"2025-08-29T18:26:27.135Z","parameter":"secchi_depth","unit":"m","value":"4.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"8e33d428-06bd-47f9-b18d-dfa59a1d5678","created_at":"2025-08-29T18:26:27.143Z","updated_at":"2025-08-29T18:26:27.143Z","parameter":"total_phosphorus","unit":null,"value":"14.0","equipment":null,"equipment_limit":null},{"id":"7b2c4213-f6ac-4971-9249-6ed0065fcb18","created_at":"2025-08-29T18:26:27.147Z","updated_at":"2025-08-29T18:26:27.147Z","parameter":"water_temperature","unit":null,"value":"12.9","equipment":null,"equipment_limit":null}]}