M1 stopped traffic J23 northbound

Stopped traffic on the M1 northbound at J23 on Saturday 31 October 2026, from 10:46. Cleared at 11:51 after 1 h 5 min. Timeline of reports from TomTom and the motorway signs.

Status: Cleared 11:51 on 31 Oct 2026, after 1 h 5 min
Location: M1 northbound · J23
Reported as: Broken-down vehicle
At its worst: Stationary traffic · delay ~57 min
Sources: TomTom · Motorway signs

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Timeline

Sat 10:46 TomTom: queueing traffic, “Stationary traffic”, delay ~19 min
Sat 10:52 TomTom no longer reports it
Sat 10:52 All clear: no source reports it any more
Sat 11:12 Motorway signs: “STRANDED VEHICLE-SLOW”
Sat 11:21 TomTom: queueing traffic, “Stationary traffic”, delay ~10 min (reported again)
Sat 11:36 TomTom: delay now ~30 min (was ~16)
Sat 11:41 TomTom: delay now ~57 min (was ~30)
Sat 11:46 Motorway signs no longer show “STRANDED VEHICLE-SLOW”
Sat 11:51 TomTom no longer reports it
Sat 11:51 All clear: no source reports it any more

Source reports

Stationary traffic
Overhead signs read “STRANDED VEHICLE-SLOW” (1 sign; furthest along: M1 northbound within J23).

Other recent incidents on the M1

M1 crash J42–J43 northboundyesterday 22:32 · cleared after 1 h 21 min
M1 crash J43–J42 southboundyesterday 20:39 · cleared after 1 h 44 min
M1 crash J9–J10 northboundyesterday 19:33 · cleared after 49 min
M1 crash J17–J16 southboundyesterday 15:34 · cleared after 47 min
M1 crash J34 northboundyesterday 15:09 · cleared after 42 min
M1 crash J22–J23 northboundyesterday 14:46 · cleared after 47 min
M1 crash J20–J21 northboundyesterday 12:30 · cleared after 2 h 51 min
M1 crash J37–J36 southboundyesterday 08:35 · cleared after 44 min
M1 stopped traffic J32–J33 northboundyesterday 07:33 · cleared after 1 h 16 min
M1 crash J8–J9 northboundyesterday 06:00 · cleared after 3 h 31 min

Live traffic and past incidents at M1 J23.

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