U.S. Cities With The Worst Rush Hour Traffic

Published August 26, 2015 at 12:45 PM EDT

The Washington Monument can be seen as traffic travels over the Frederick Douglass Memorial Bridge, also known as the South Capitol Street bridge April 13, 2015 in Washington, D.C. (Mark Wilson/Getty Images)

Rush hour delays in the United States have doubled in the last 30 years. Not surprisingly, cities like New York and Los Angeles were at the top of the list, but Washington, D.C. has the worst traffic, with 82 hours of delays per driver each year.

The assessment comes from a new study by the Texas A&M Transportation Institute and the Washington State-based traffic data company Inrix.

Here & Now’s Jeremy Hobson speaks with one of the lead authors of the study, Timothy Lomax, about what’s behind the traffic increase and if it is likely to get worse.

The Top 10 Worst Cities For Traffic Congestion

For metro areas with at least 3 million people:

City, (Yearly Delay per Commuter)

Washington, D.C. (82)
Los Angeles, CA (80)
San Francisco, CA (780
New York, NY (74)
Boston, MA (64)
Seattle, WA (63)
Chicago, IL (61)
Houston, TX (61)
Dallas, TX (53)
Atlanta, GA (52)

For metro areas with less than 1 million people: