{"id":"458dc937-4874-4cb2-8fd9-a5c70772a9b3","created_at":"2025-08-29T18:26:01.284Z","updated_at":"2026-01-20T20:09:41.783Z","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":"2007-05-23T16:00:00.000Z","observed_at_local":"2007-05-23T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 7","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.6mg/L is outside the expected range of 6.48-9.72mg/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/113414","readings":[{"id":"733dff8d-7fed-4607-8016-7b1f38b61019","created_at":"2025-08-29T18:26:01.322Z","updated_at":"2025-08-29T18:26:01.322Z","parameter":"ph","unit":"std_units","value":"9.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"203fb8d4-37b1-4300-ada4-882261ac5cb4","created_at":"2025-08-29T18:26:01.335Z","updated_at":"2025-08-29T18:26:01.335Z","parameter":"oxygen","unit":"mg_l","value":"10.6","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"93b5324f-dbf1-4056-ab04-39051d66ddbe","created_at":"2025-08-29T18:26:01.350Z","updated_at":"2025-08-29T18:26:01.350Z","parameter":"secchi_depth","unit":"m","value":"3.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"799b4f05-9839-4fe5-8237-99bc8bdc3c51","created_at":"2025-08-29T18:26:01.383Z","updated_at":"2025-08-29T18:26:01.383Z","parameter":"total_phosphorus","unit":null,"value":"7.0","equipment":null,"equipment_limit":null},{"id":"c5393538-d6f6-4fc8-8ff2-5dd501f1e345","created_at":"2025-08-29T18:26:01.396Z","updated_at":"2025-08-29T18:26:01.396Z","parameter":"water_temperature","unit":null,"value":"18.4","equipment":null,"equipment_limit":null}]}