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Location from the National Highways junction reference. Nearest towns: Hatfield, South Mimms, Welwyn Garden City, Potters Bar.
Wider area: counting every road within 3 miles — local streets, A-roads, everything — 580 collisions are on record, 14 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 A1(M) itself, within 2 miles of J2. 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 A1(M) J2 → 13 of 19 junctions on the A1(M) · see where it ranks nationallyA1(M) J2 is at Hatfield & Welwyn Garden City. National Highways signs it as Hatfield. The nearest town is Hatfield.
Live incidents for the whole A1(M) are listed on the A1(M) traffic page, updated every 5 minutes from National Highways.
Police STATS19 records show 29 collisions on the A1(M) within 2 miles of J2, including 0 fatal and 7 serious. Counting every road in the area, 580 collisions are recorded within 3 miles. That ranks it 382 of 554 UK junctions we hold collision records for.
Live incidents, roadworks and delays for the whole A1(M), updated every 5 minutes from National Highways.
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