The Air Quality Index in Delhi stood at 326 on Monday morning. The city woke up to lingering smog covering its sky with the AQI under the “very poor” category. The National Capital Region continued to breathe the polluted air as Noida recorded an AQI of 356, in the "very poor" category, while Gurugram’s AQI at 364 also continued to remain in the "very poor" category.