{"id":"6accd877-8a70-4e51-9c0f-b5620bdad2aa","created_at":"2025-09-04T14:28:47.797Z","updated_at":"2026-01-20T20:49:59.994Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a0b61a70-4f9d-4255-9cdc-16e359f70eda","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2011-06-08T04:00:00.000Z","observed_at_local":"2011-06-08T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Review needed: Based on previous readings, ph's result of 5.8std_units is outside the expected range of 5.95-9.91std_units.\nIssue detected: oxygen's result of 0.505mg/L is below the extreme range of 1.0mg/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","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/162940","readings":[{"id":"decce640-e0f5-4375-a176-4554b7df9de9","created_at":"2025-09-04T14:28:47.882Z","updated_at":"2025-09-04T14:28:47.882Z","parameter":"ph","unit":"std_units","value":"5.8","equipment":"unspecified_ph","equipment_limit":null},{"id":"2d68f9b3-dc20-46cf-b6b0-591c7e598bd0","created_at":"2025-09-04T14:28:47.894Z","updated_at":"2025-09-04T14:28:47.894Z","parameter":"oxygen","unit":"mg_l","value":"0.505","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"a665f97a-24ee-4def-8172-76544ec08cc9","created_at":"2025-09-04T14:28:47.907Z","updated_at":"2025-09-04T14:28:47.907Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"eccf0767-2daf-4d38-92ac-f64d15fc68a9","created_at":"2025-09-04T14:28:47.918Z","updated_at":"2025-09-04T14:28:47.918Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"39b4c9b6-d92d-4293-b2c0-53f15d19efea","created_at":"2025-09-04T14:28:47.936Z","updated_at":"2025-09-04T14:28:47.936Z","parameter":"water_temperature","unit":"deg_c","value":"7.59","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"8e63435e-b309-4d53-afb8-d423f0383773","created_at":"2025-09-04T14:28:47.984Z","updated_at":"2025-09-04T14:28:47.984Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"310","equipment":"lab_unspecified","equipment_limit":null}]}