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M1 crash J8–J9 northbound

Crash on the M1 northbound at J8–J9 on Thursday 24 September 2026, from 15:38. Cleared at 20:39 after 5 h. Timeline of reports from TomTom and the motorway signs.

Status
Cleared 20:39 on 24 Sept 2026, after 5 h
Location
M1 northbound · J8–J9
Reported as
Collision
At its worst
Delay ~19 min
Sources
TomTom ×6 · Motorway signs
View on the live map M1 traffic now

Timeline

  1. TomTom: queueing traffic, “Slow traffic”, delay ~4 min
  2. TomTom: queueing traffic, “Slow traffic”, delay ~3 min
  3. TomTom: queueing traffic, “Slow traffic”, delay ~8 min (reported again)
  4. TomTom: queueing traffic, “Slow traffic”, delay ~7 min
  5. TomTom: queueing traffic, “Slow traffic”, delay ~9 min (reported again)
  6. TomTom: queueing traffic, “Slow traffic”, delay ~7 min
  7. TomTom: queueing traffic, “Slow traffic”, delay ~11 min (reported again)
  8. TomTom: delay now ~5 min (was ~11)
  9. TomTom no longer reports it
  10. All clear: no source reports it any more
  11. TomTom: queueing traffic, “Slow traffic”, delay ~3 min (reported again)
  12. TomTom: delay now ~16 min (was ~6)
  13. TomTom: queueing traffic, “Slow traffic”, delay ~17 min
  14. TomTom: “Queuing traffic”
  15. TomTom: “Slow traffic”
  16. TomTom: queueing traffic, “Slow traffic”, delay ~10 min
  17. TomTom: “Queuing traffic”
  18. Motorway signs: “COLLISION SLOW DOWN”
  19. TomTom: delay now ~19 min (was ~14), “Stationary traffic”
  20. TomTom: “Queuing traffic”
  21. TomTom: “Slow traffic”
  22. TomTom: “Queuing traffic”
  23. Motorway signs no longer show “COLLISION SLOW DOWN”
  24. TomTom no longer reports it
  25. All clear: no source reports it any more

Source reports

Other recent incidents on the M1

Live traffic and past incidents at M1 J8 and M1 J9.

The sources don't report causes or injuries, so neither does this page. Times are UK time. For alerts, follow @motorways.me on Bluesky.