Location : The M25 clockwise between junctions J20 and J21 . Reason : Police incident. Status : Currently Active. Time To Clear : The event is expected to clear between 12:45 and 13:00 on 20 June 2021. Return To Normal : Normal traffic conditions are expected between 12:45 and 13:00 on 20 June 2021. Lanes Closed : There are lane closures.