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M6 J20 at 09:05 on Wednesday 14 October: 1 incident at this junction · 2 nearby.
Straight from National Highways, re-checked every 3 minutes while this page is open.
Location from the National Highways junction reference. Nearest towns: Lymm, Warrington, Altrincham, Knutsford.
Wider area: counting every road within 3 miles — local streets, A-roads, everything — 273 collisions are on record, 5 of them fatal. That figure follows how built-up the area is, so it is shown for context and is not what the ranking uses.
Department for Transport STATS19 police collision records on the M6 itself, within 2 miles of J20. This is the free summary — the full breakdown by severity, weather, road surface, time of day and individual record is in the blackspot report.
📊 Full collision analysis for M6 J20 → 16 of 49 junctions on the M6 · see where it ranks nationallyM6 J20 is at Lymm & Grappenhall. National Highways signs it as M56 Interchange. The nearest town is Lymm.
No collision is listed at M6 J20 as of 09:05, but National Highways report: The M6 northbound between junctions J18 and J21. Congestion. Normal traffic conditions are expected between 09:15 and 09:30 on 14 October 2026. There are currently delays between 10 and 20 minutes ag….
No closure is listed at M6 J20 as of 09:05.
Police STATS19 records show 58 collisions on the M6 within 2 miles of J20, including 1 fatal and 11 serious. Counting every road in the area, 273 collisions are recorded within 3 miles. That ranks it 149 of 554 UK junctions we hold collision records for.
Live incidents, roadworks and delays for the whole M6, updated every 5 minutes from National Highways.
🚗 M6 live traffic →Car recovery near this junction - local firms you can call direct:
Near Warrington: Mobile tyre fitters · Mobile mechanics · Auto locksmiths · Wrong fuel help · All help in Warrington
On a motorway? If you can, get onto the hard shoulder or into an emergency area, leave by the left-hand doors and wait behind the barrier. Stuck in a live lane: stay in the car with your seatbelt on and hazard lights on, and call 999.