UCR: October 2010 through December 2010 Page 1 of 2
Urban Congestion Report (UCR)
A Snapshot of Congestion Trends in the U.S. for October 2010 through December 2010
Congested Hours
Average duration of
weekday congestion
+22 minutes
from last year
©
Oct‐Dec 2010: 4:50
Oct‐Dec 2009: 4:29
Travel Time Index
Peak period travel times
vs. off‐peak travel times
+2 points
from last year
©
Oct‐Dec 2010: 1.24
Oct‐Dec 2009: 1.22
Planning Time Index
Unreliability (variability) of
travel
+3 points
from last year
©
Oct‐Dec 2010: 1.56
Oct‐Dec 2009: 1.53
Summary of Nationwide Trends
• All three nationwide measures in 2010 showed worsening conditions when compared to the
same three months in 2009.
• Four of the 20 cities showed improvements in all three measures.
• Thirteen of the 20 cities showed worsening conditions in all three measures.
• Three of the 20 cities had mixed results among the three measures.
More UCR on page 2: Congestion and reliability trends for each UCR City.
UCR: October 2010 through December 2010 Page 2 of 2
Urban Congestion Report (UCR)
A Snapshot of City Congestion Trends for October 2010 through December 2010
City
Congested Hours Travel Time Index Planning Time Index %
Change
in VMT
%
Usable
Data 2010
Change
from 2009 2010
Change
from 2009 2010
Change
from 2009
Atlanta, GA 4:05 +0:15 1.21 ‐3 1.56 ‐10 +1% 77%
Boston, MA 5:37 +1:04 1.30 +5 1.76 +13 ‐1% 99%
Chicago, IL 6:58 ‐0:19 1.32 ‐4 1.69 ‐14 ‐5% 81%
Detroit, MI 2:10 +0:26 1.20 +11 1.39 +15 +6% 52%
Houston, TX 3:29 ‐0:56 1.24 ‐5 1.51 ‐20 0% 82%
Minneapolis‐St.
Paul, MN
4:43 +0:28 1.23 +3 1.73 +10 +1% 98%
Oklahoma City, OK 1:34 ‐0:40 1.06 0 1.18 ‐2 +2% 100%
Orange County, CA 4:44 +0:50 1.26 +5 1.64 +14 ‐2% 100%
Los Angeles, CA 7:14 +0:37 1.34 +3 1.70 +8 0% 100%
Philadelphia, PA 5:47 +0:43 1.28 +4 1.72 +10 ‐2% 95%
Phoenix, AZ n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a.
Pittsburgh, PA 6:40 +0:21 1.21 +3 1.46 +3 +2% 97%
Portland, OR n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a.
Providence, RI 3:00 +0:14 1.14 +3 1.38 +5 +1% 100%
Riverside – San
Bernardino, CA
3:35 +0:43 1.15 +4 1.41 +11 ‐1% 100%
Sacramento, CA 2:32 +0:22 1.11 +1 1.31 +6 0% 100%
St. Louis, MO 1:51 ‐0:09 1.09 ‐1 1.26 ‐5 +4% 95%
Salt Lake City, UT 3:55 +1:20 1.06 ‐1 1.28 ‐4 +1% 99%
San Antonio, TX n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a.
San Diego, CA 2:51 +0:37 1.15 +6 1.42 +14 ‐2% 100%
San Francisco, CA 3:29 +0:09 1.17 +1 1.40 +2 0% 100%
Seattle, WA 5:52 +0:11 1.34 +1 1.80 +4 ‐4% 93%
Tampa, FL 2:37 ‐0:03 1.15 +5 1.37 +10 ‐8% 100%
Notes: Green bolded values indicate improving conditions; red italics indicate worsening conditions.
“n.a.” indicates that data was not available or was of insufficient quality.
Comparison of 2010 to 2009 is for the same three‐month period (October – December).
For more information on the UCR, contact Rich Taylor (Rich.Taylor@dot.gov).