Region | County: Eastern | Hertfordshire
Road Affected: M25
Description of incident: Location : The M25 clockwise entry slip at junction J21 .
Reason : Road traffic collision.
Status : Currently Active.
Time To Clear : The event is expected to clear between 11:00 and 11:15 on 29 April 2026.
Return To Normal : Normal traffic conditions are expected between 11:00 and 11:15 on 29 April 2026.
Lanes Closed : All lanes are closed.
Type of incident: Accident.
Delay length: Severe Disruption – in excess of 3 hours delay or road closure.
Incident updated: Wed, 29 Apr 2026 07:21:06 GMT
M25 Traffic Delays Location
The latitude and longitude location given for this incident is as follows: Lat 51.717037, Long -0.37896675
Traffic delay information supplied by National Highways, for further details please see here:
incident details.
The latest traffic reports, roadworks and travel news for the
M25 road in Hertfordshire.
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