M1 crash J37–J36 southbound

Crash on the M1 southbound at J37–J36 on Wednesday 21 October 2026, from 14:59. Cleared at 17:53 after 2 h 54 min. Timeline of reports from TomTom and the motorway signs.

Status

Cleared 17:53 on 21 Oct 2026, after 2 h 54 min

Location

M1 southbound · J37–J36

Reported as

Collision

Lanes

Road closed

At its worst

Stationary traffic · delay ~151 min

Sources

TomTom ×6 · Motorway signs ×2

Timeline

1. Wed 14:59 Motorway signs: “COLLISION SLOW DOWN”
2. Wed 15:07 TomTom: queueing traffic, “Stationary traffic”, delay ~27 min
3. Wed 15:26 TomTom: delay now ~65 min (was ~45)
4. Wed 15:40 TomTom: road closed
5. Wed 15:44 TomTom: delay now ~54 min (was ~102)
6. Wed 15:54 TomTom: queueing traffic, “Stationary traffic”, delay ~15 min (reported again)
7. Wed 15:59 TomTom: delay now ~27 min (was ~15)
8. Wed 16:08 TomTom: delay now ~41 min (was ~28)
9. Wed 16:31 TomTom: queueing traffic, “Stationary traffic”, delay ~151 min
10. Wed 16:40 TomTom: queueing traffic, “Stationary traffic”, delay ~88 min
11. Wed 16:53 Motorway signs no longer show “COLLISION SLOW DOWN”
12. Wed 16:58 TomTom: delay now ~25 min (was ~37)
13. Wed 16:58 TomTom: queueing traffic, “Slow traffic”, delay ~5 min
14. Wed 17:03 TomTom: delay now ~14 min (was ~25)
15. Wed 17:07 TomTom: delay now ~7 min (was ~14), “Queuing traffic”
16. Wed 17:13 Motorway signs: “REPORT OF DEBRIS”
17. Wed 17:30 TomTom: queueing traffic, “Slow traffic”, delay ~3 min
18. Wed 17:30 TomTom: delay now ~3 min (was ~10)
19. Wed 17:44 TomTom no longer reports it
20. Wed 17:53 Motorway signs no longer show “REPORT OF DEBRIS”
21. Wed 17:53 All clear: no source reports it any more

Source reports

• Stationary traffic
• Overhead signs read “COLLISION SLOW DOWN” (2 signs; furthest along: M1 southbound between J37 and J36).
• Closed
• Queuing traffic
• Slow traffic
• Overhead signs read “REPORT OF DEBRIS” (6 signs; furthest along: M1 southbound between J37 and J36).

Other recent incidents on the M1

• M1 reported crash J11–J10 southboundyesterday 21:20 · cleared after 39 min
• M1 crash J11yesterday 16:37 · cleared after 41 min
• M1 crash J8–J9 northboundyesterday 16:14 · cleared after 1 h 41 min
• M1 reported crash J8–J9 northboundyesterday 16:14 · cleared after 43 min
• M1 crash J28 northboundyesterday 16:12 · cleared after 2 h 37 min
• M1 crash J16–J15A southboundyesterday 13:24 · cleared after 2 h 2 min
• M1 reported crash J19–J20 northboundyesterday 01:37 · cleared after 47 min
• M1 crash J11–J10 southboundSat 15:51 · cleared after 1 h
• M1 crash J11–J10Sat 13:43 · cleared after 2 h 8 min
• M1 reported crash J37 northboundFri 23:06 · cleared after 41 min

Live traffic and past incidents at M1 J37 and M1 J36.

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