M1 crash J21A–J21 southbound

Crash on the M1 southbound at J21A–J21 on Thursday 22 October 2026, from 13:41. Cleared at 14:28 after 47 min. Timeline of reports from the motorway signs.

Status

Cleared 14:28 on 22 Oct 2026, after 47 min

Location

M1 southbound · J21A–J21

Reported as

Collision

Sources

Motorway signs

Timeline

1. yesterday 13:41 Motorway signs: “COLLISION SLOW DOWN”
2. yesterday 14:28 Motorway signs no longer show “COLLISION SLOW DOWN”
3. yesterday 14:28 All clear: no source reports it any more

Source reports

• Overhead signs read “COLLISION SLOW DOWN” (2 signs; furthest along: M1 southbound between J21A and J21).

Other recent incidents on the M1

• M1 crash J16–J17 northbound02:25 · cleared after 1 h 36 min
• M1 stopped traffic J11–J10 southboundyesterday 20:00 · cleared after 3 h 18 min
• M1 crash J39–J40 northboundyesterday 19:51 · cleared after 1 h 39 min
• M1 delays J8yesterday 16:44 · cleared after 2 h 50 min
• M1 crash J26 northboundyesterday 16:40 · cleared after 49 min
• M1 crash J22–J23 northboundyesterday 16:38 · cleared after 2 h 21 min
• M1 crash J14–J13 southboundyesterday 08:13 · cleared after 1 h 14 min
• M1 crash J30–J31 northboundyesterday 02:10 · cleared after 1 h 56 min
• M1 stopped traffic J8–J9Wed 22:11 · cleared after 1 h 54 min
• M1 stopped traffic J10–J9 southboundWed 21:00 · cleared after 2 h 20 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.