M25 crash J10–J9 anticlockwise

Crash on the M25 anticlockwise at J10–J9 on Thursday 15 October 2026, from 11:36. Cleared at 12:51 after 1 h 15 min. Timeline of reports from the motorway signs and TomTom.

Status

Cleared 12:51 on 15 Oct 2026, after 1 h 15 min

Location

M25 anticlockwise · J10–J9

Reported as

Collision

Lanes

Road closed

At its worst

Stationary traffic · delay ~64 min

Sources

Motorway signs · TomTom ×6

Timeline

1. 11:36 Motorway signs: “COLLISION SLOW DOWN”
2. 11:46 TomTom: collision, “Stationary traffic, Accident”, delay ~11 min
3. 11:51 TomTom: delay now ~18 min (was ~11)
4. 11:55 TomTom: delay now ~25 min (was ~18)
5. 12:00 TomTom: delay now ~34 min (was ~25)
6. 12:05 TomTom: collision, “Accident, Lane closed”
7. 12:05 TomTom: road closed
8. 12:09 TomTom: collision, “Stationary traffic, Accident”, delay ~28 min
9. 12:14 TomTom: queueing traffic, “Stationary traffic”, delay ~64 min
10. 12:14 Motorway signs no longer show “COLLISION SLOW DOWN”
11. 12:18 TomTom: now says collision, delay now ~42 min (was ~64), “Stationary traffic, Accident”
12. 12:23 TomTom: collision, “Stationary traffic, Accident”, delay ~32 min
13. 12:32 TomTom: delay now ~19 min (was ~40)
14. 12:37 TomTom: now says queueing traffic, “Stationary traffic”
15. 12:46 TomTom: delay now ~9 min (was ~14)
16. 12:51 TomTom no longer reports it
17. 12:51 All clear: no source reports it any more

Source reports

• Overhead signs read “COLLISION SLOW DOWN” (3 signs; furthest along: M25 anti-clockwise between J10 and J9).
• Stationary traffic, Accident
• Accident, Lane closed
• Closed
• Stationary traffic

Other recent incidents on the M25

• M25 delays J5–J606:15 · cleared after 3 h 22 min
• M25 crash J16 clockwiseyesterday 22:40 · cleared after 1 h 1 min
• M25 stopped traffic J8–J7yesterday 16:58 · cleared after 2 h 17 min
• M25 stopped traffic J15–J16 clockwiseyesterday 14:27 · cleared after 5 h 2 min
• M25 stopped traffic J2yesterday 06:51 · cleared after 1 h 59 min
• M25 stopped traffic J10–J11yesterday 06:42 · cleared after 3 h 49 min
• M25 delays J16yesterday 06:36 · cleared after 7 h
• M25 stopped traffic J12–J13 clockwiseyesterday 06:20 · cleared after 2 h 49 min
• M25 delays J5–J6yesterday 06:14 · cleared after 2 h 8 min
• M25 closed J10–J9yesterday 00:48 · cleared after 19 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.