Welcome to The Bay Citizen's Bike Accident Tracker!
We've expanded the app with all new data: five years of collision statistics covering the entire Bay Area. Source: California Highway Patrol. Time period: Jan. 2005 through Dec. 2009 (the latest region-wide data available; see Methodology for details).
NOW SHOWING: 14113 accidents
| 100% of all cases Locations with more than one accident display only the most recent one--see Raw Data for full list. Locations with 5+ crashes are marked as red Hotspots.
By: Zusha Elinson, Sydney Lupkin, Shane Shifflett, David Suriano & Tasneem Raja. Published 5/31/2011.