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Home / Traffic / Incidents / M4

M4 Severe Cleared

M4 - Incident

30 Sep 2026, 14:04 Duration: 14 min 58 views

Incident Details

The M4 westbound between junctions J7 and J8

RoadM4

SeveritySevere

StatusCleared

Started14:04, 30 Sep 2026

Cleared14:18, 30 Sep 2026

Duration14 min

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We detected congestion building on the M4 10 minutes before this incident was officially reported.

In the last 30 days, we've detected 380 incidents on the M4 an average of 2863 minutes early.

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