Reports on COVID-19 Mitigation and Traffic Impacts

Government guidance and orders for "shelter-in-place" in response to the COVID-19 pandemic went into effect throughout March, 2020, triggering changes in traffic. The Road Ecology Center has published several reports on the impact of COVID-19 mitigation on traffic and the consequences of reduced traffic on crashes, fuel use, greenhouse gas emissions, fuel tax revenue, and wildlife vehicle conflict.  Please find more information about these reports below.

Download Reports

Click this links below to download the full reports in PDF format.


California Crashes During "Shelter-in-Place" Orders, Jan 2020 - Feb 2021
Traffic Volume on Select California Highways During COVID-19 "Stay-at-Home" Order