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CrashStats

Three Rivers road accidents in 2018: crash map and statistics

Police recorded 175 road traffic collisions in Three Rivers in 2018, and 251 people were killed or injured in them. Of those collisions, 2 were fatal and 33 were serious.

Collisions were down 13% on 2017 (202), and casualties fell from 271.

Across all years from 1979 to 2025, police recorded 13,304 collisions in Three Rivers.

Collisions in 2018
175
Down 13% on 2017
Casualties in 2018
251
Down 7% on 2017
Fatal collisions
2
1.1% of collisions
Serious collisions
33
19% of collisions

Crash severity in Three Rivers in 2018

1.1% of collisions in Three Rivers in 2018 were fatal and 19% serious, against 1.3% and 19% in Three Rivers from 1979 to 2025.

Collisions by worst injury

  • Fatal21.1%
  • Serious3319%
  • Slight14080%

People hurt, by injury

  • Fatal20.8%
  • Serious3514%
  • Slight21485%

Three Rivers road accidents by year

Collisions and casualties in Three Rivers, 1979 to 2025

Collisions peaked at 484 in 1997. 2018 is highlighted, with 175, down 13% on 2017.

  • Collisions
  • Collisions in 2018: 175
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025114168
2024104139
2023135179
2022140187
202199128
202095119
2019132195
2018175251
2017202271
2016185275
2015190281
2014199294
2013168235
2012161216
2011229330
2010218299
2009229320
2008268400
2007288435
2006276384
2005327490
2004307466
2003348497
2002355518
2001388550
2000387553
1999418624
1998439653
1997484670
1996445678
1995443699
1994336524
1993361525
1992311452
1991282407
1990332469
1989347461
1988341487
1987319449
1986359472
1985376509
1984369511
1983315416
1982346475
1981328451
1980284382
1979350469

When and where crashes happen in Three Rivers in 2018

Collisions by day of the week

  • Monday26 (15%)
  • Tuesday35 (20%)
  • Wednesday22 (13%)
  • Thursday22 (13%)
  • Friday29 (17%)
  • Saturday23 (13%)
  • Sunday18 (10%)

Collisions by time of day

  • 00:00 to 02:5911 (6.3%)
  • 03:00 to 05:594 (2.3%)
  • 06:00 to 08:5932 (18%)
  • 09:00 to 11:5930 (17%)
  • 12:00 to 14:5923 (13%)
  • 15:00 to 17:5933 (19%)
  • 18:00 to 20:5930 (17%)
  • 21:00 to 23:5912 (6.9%)

Collisions by month

  • January13 (7.4%)
  • February15 (8.6%)
  • March12 (6.9%)
  • April7 (4%)
  • May22 (13%)
  • June23 (13%)
  • July14 (8%)
  • August9 (5.1%)
  • September17 (9.7%)
  • October18 (10%)
  • November15 (8.6%)
  • December10 (5.7%)

Light conditions

  • Daylight127 (73%)
  • Dark, street lights lit38 (22%)
  • Dark, no street lighting4 (2.3%)
  • Dark, lighting unknown3 (1.7%)
  • Dark, street lights unlit3 (1.7%)

Weather at the time

  • Fine, no high winds143 (82%)
  • Raining, no high winds14 (8%)
  • Fine with high winds3 (1.7%)
  • Raining with high winds2 (1.1%)
  • Snowing, no high winds2 (1.1%)
  • Other9 (5.1%)
  • Not recorded2 (1.1%)

Road surface

  • Dry132 (75%)
  • Wet or damp38 (22%)
  • Frost or ice3 (1.7%)
  • Snow1 (0.6%)
  • Not recorded1 (0.6%)

Speed limit at the scene

  • 20 mph1 (0.6%)
  • 30 mph93 (53%)
  • 40 mph17 (9.7%)
  • 50 mph7 (4%)
  • 60 mph14 (8%)
  • 70 mph43 (25%)

Type of road

  • Single carriageway94 (54%)
  • Dual carriageway60 (34%)
  • Roundabout15 (8.6%)
  • One way street or slip road5 (2.9%)
  • Not recorded1 (0.6%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Three Rivers in 2018

Casualties by road user

  • Car occupant178 (71%)
  • Pedestrian27 (11%)
  • Motorcyclist18 (7.2%)
  • Cyclist11 (4.4%)
  • Van occupant8 (3.2%)
  • Goods vehicle occupant (over 3.5 tonnes)5 (2%)
  • Bus or coach occupant2 (0.8%)
  • E-scooter or powered transporter user1 (0.4%)
  • Goods vehicle occupant (weight unknown)1 (0.4%)

Casualties by age

  • 0 to 52 (0.8%)
  • 6 to 105 (2%)
  • 11 to 155 (2%)
  • 16 to 2025 (10%)
  • 21 to 2528 (11%)
  • 26 to 3557 (23%)
  • 36 to 4541 (16%)
  • 46 to 5534 (14%)
  • 56 to 6524 (9.6%)
  • 66 to 758 (3.2%)
  • Over 7515 (6%)
  • Not recorded7 (2.8%)

Drivers, passengers and pedestrians

  • Driver or rider167 (67%)
  • Passenger57 (23%)
  • Pedestrian27 (11%)

Vehicles involved

  • Car263 (78%)
  • Van or goods vehicle up to 3.5 tonnes22 (6.5%)
  • Motorcycle19 (5.6%)
  • Pedal cycle11 (3.3%)
  • Goods vehicle, weight unknown7 (2.1%)
  • Goods vehicle over 3.5 tonnes6 (1.8%)
  • Bus or coach2 (0.6%)
  • Other vehicle2 (0.6%)
  • Not recorded5 (1.5%)

Source: Department for Transport, STATS19 road safety data

Crash map for Three Rivers in 2018

Map of the last 24 crashes of 2018 and the 10 busiest accident hotspots in Three Rivers

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

How Three Rivers ranked among 351 areas in 2018

Of the 351 areas in England, Scotland and Wales, Three Rivers had fewer road collisions than 260 of them in 2018.

Collisions
261st
of 351 areas, highest first
Casualties
247th
of 351 areas, highest first
Fatal collisions
231st
of 351 areas, highest first
Serious collisions
276th
of 351 areas, highest first

Accident hotspots in Three Rivers in 2018

Rickmansworth Town, Three Rivers, WD3 1BN area was the busiest accident hotspot in Three Rivers in 2018, with 16 collisions, 3 of them serious.

Roads in Three Rivers with the most crashes in 2018

The M25 had the most collisions in Three Rivers in 2018: 41, including 1 fatal and 7 serious.

Roads ranked by collisions in Three Rivers, 2018
RankRoadCollisionsCasualtiesFatalSerious
1stM25416717
2ndA404101301
3rdA41291112
4thA40571301
5thB454271103
6thA416900
7thA41253402
8thM13400
9thA40082501
10thA41451100

Towns in Three Rivers: crashes in 2018

Rickmansworth had the most collisions of any town in Three Rivers in 2018: 28.

Postcode districts in Three Rivers: crashes in 2018

WD3 had the most collisions of any postcode district in Three Rivers in 2018: 86.

Latest crashes in Three Rivers in 2018

Of the last 24 crashes in Three Rivers in 2018, none were fatal and 8 were serious. The last was on 28 December 2018.

Severity

Three Rivers road accidents in other years