M1 crash J36–J37 northbound

Crash on the M1 northbound at J36–J37 on Tuesday 20 October 2026, from 07:31. Cleared at 09:45 after 2 h 14 min. Timeline of reports from TomTom and the motorway signs.

Status

Cleared 09:45 on 20 Oct 2026, after 2 h 14 min

Location

M1 northbound · J36–J37

Reported as

Collision

Lanes

Road closed

At its worst

Stationary traffic · delay ~100 min

Sources

TomTom ×3 · Motorway signs ×3

Timeline

1. 07:31 Motorway signs: “COLLISION SLOW DOWN”
2. 07:36 TomTom: queueing traffic, “Stationary traffic”, delay ~26 min
3. 07:37 Motorway signs: “COLLISION AFTER J36”
4. 07:40 TomTom: delay now ~38 min (was ~26)
5. 07:50 TomTom: queueing traffic, “Queuing traffic”, delay ~5 min
6. 08:03 TomTom: “Stationary traffic”
7. 08:22 TomTom: road closed
8. 08:26 TomTom: “Queuing traffic”
9. 08:35 TomTom: “Slow traffic”
10. 08:35 TomTom: delay now ~67 min (was ~100)
11. 08:40 TomTom: delay now ~44 min (was ~67)
12. 08:43 Motorway signs: “OBSTRUCTION ON SLIP ROAD”
13. 08:45 TomTom: delay now ~30 min (was ~44)
14. 08:45 Motorway signs no longer show “COLLISION SLOW DOWN”
15. 08:45 Motorway signs no longer show “COLLISION AFTER J36”
16. 08:54 TomTom: delay now ~24 min (was ~37)
17. 09:03 TomTom: “Queuing traffic”
18. 09:17 TomTom: “Slow traffic”
19. 09:22 TomTom no longer reports it
20. 09:45 Motorway signs no longer show “OBSTRUCTION ON SLIP ROAD”
21. 09:45 All clear: no source reports it any more

Source reports

• Slow traffic
• Overhead signs read “COLLISION SLOW DOWN” (2 signs; furthest along: M1 northbound between J36 and J37).
• Overhead signs read “COLLISION AFTER J36” (1 sign; furthest along: M1 northbound between J35 and J35A).
• Closed
• Overhead signs read “OBSTRUCTION ON SLIP ROAD” (1 sign; furthest along: M1 northbound between J36 and J37).

Other recent incidents on the M1

• M1 stopped traffic J22–J21A08:13 · cleared after 1 h 5 min
• M1 reported crash J22–J23 northbound08:01 · cleared after 43 min
• M1 crash J34–J35 northbound07:35 · cleared after 39 min
• M1 reported crash J29A northbound06:56 · cleared after 49 min
• M1 delays J1006:29 · Live
• M1 crash J4–J5 northboundyesterday 21:23 · cleared after 1 h 19 min
• M1 stopped traffic J10–J9 southboundyesterday 21:06 · cleared after 2 h 13 min
• M1 crash J28–J29 northboundyesterday 09:18 · cleared after 20 h 56 min
• M1 crash J27–J28 northboundyesterday 09:09 · cleared after 1 h
• M1 crash J17–J16 southboundyesterday 08:33 · cleared after 3 h 6 min

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