{"id":"4c9c86ea-d8d5-496f-8cc0-241ab744b152","created_at":"2025-08-29T18:26:06.768Z","updated_at":"2026-01-20T20:09:55.513Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"7f6c50d9-c113-44ff-a5c1-1622ee4cec39","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-07-31T16:00:00.000Z","observed_at_local":"2002-07-31T12:00:00-04:00","notes":"Chlorophyll A (ug/L) 1.4; Total Phosphorus- bottm Kemmerer sample (ug/L) 13","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 7.3mg/L is outside the expected range of 8.23-11.08mg/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/113486","readings":[{"id":"7c78a1af-f67f-4fc7-86fc-7e8e67a61872","created_at":"2025-08-29T18:26:06.811Z","updated_at":"2025-08-29T18:26:06.811Z","parameter":"ph","unit":"std_units","value":"8.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"49cfdebb-7fef-40ff-a41c-3ba2fd612658","created_at":"2025-08-29T18:26:06.815Z","updated_at":"2025-08-29T18:26:06.815Z","parameter":"oxygen","unit":"mg_l","value":"7.3","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"016342e7-b935-4431-a672-a29713d219ed","created_at":"2025-08-29T18:26:06.819Z","updated_at":"2025-08-29T18:26:06.819Z","parameter":"secchi_depth","unit":"m","value":"2.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"b2b42069-1a95-4814-bbd2-66f7b6c9e719","created_at":"2025-08-29T18:26:06.823Z","updated_at":"2025-08-29T18:26:06.823Z","parameter":"total_phosphorus","unit":null,"value":"13.0","equipment":null,"equipment_limit":null},{"id":"6fd368f7-bac5-4313-bbcf-39f093e0667e","created_at":"2025-08-29T18:26:06.827Z","updated_at":"2025-08-29T18:26:06.827Z","parameter":"water_temperature","unit":null,"value":"26.2","equipment":null,"equipment_limit":null}]}