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October 2008 Traffic Volume Trends

Changes on Urban Arterial Roads by Region and State

Table - 4. Changes on Urban Arterial Roads by Region and State**
Region And State October September
Number of Stations Vehicle-Miles (Millions) Percent Change Number of Stations Vehicle-Miles (Millions) Percent Change
2008 (Preliminary) 2007 2008 (Revised) 2007
Northeast
Connecticut - 1,977 2,022 -2.2 18 1,805 1,887 -4.3
Maine 12 239 244 -2.3 12 208 221 -5.9
Massachusetts 52 3,459 3,538 -2.2 63 3,129 3,250 -3.7
New Hampshire 25 496 514 -3.4 23 447 484 -7.5
New Jersey 31 4,500 4,680 -3.9 6 4,289 4,510 -4.9
New York 88 6,879 7,056 -2.5 87 6,637 6,840 -3.0
Pennsylvania 13 4,583 4,655 -1.6 13 4,478 4,530 -1.2
Rhode Island 42 431 434 -0.8 40 736 753 -2.3
Vermont 10 110 114 -3.4 16 103 109 -5.1
Subtotal   22,674 23,257 -2.5   21,832 22,584 -3.3
South Atlantic
Delaware - 380 389 -2.3 - 391 397 -1.4
District of Columbia 2 227 228 -0.3 2 224 213 4.8
Florida 116 8,755 9,189 -4.7 110 8,244 8,635 -4.5
Georgia - 4,252 4,464 -4.8 62 3,830 4,065 -5.8
Maryland 36 3,121 3,203 -2.6 26 2,533 2,624 -3.5
North Carolina - 3,490 3,639 -4.1 - 3,160 3,340 -5.4
South Carolina 53 1,597 1,683 -5.1 51 1,530 1,617 -5.4
Virginia 145 3,409 3,537 -3.6 145 3,182 3,337 -4.6
West Virginia - 607 622 -2.5 - 573 590 -2.8
Subtotal   25,838 26,954 -4.1   23,667 24,818 -4.6
North Central
Illinois - 4,955 5,139 -3.6 16 4,479 4,667 -4.0
Indiana 32 2,134 2,216 -3.7 32 1,935 1,968 -1.7
Iowa - 816 842 -3.1 - 775 790 -1.9
Kansas 16 1,000 1,027 -2.6 17 926 948 -2.3
Michigan 38 4,815 4,970 -3.1 38 4,521 4,649 -2.8
Minnesota 28 1,960 2,048 -4.3 29 1,837 1,884 -2.5
Missouri 51 2,216 2,265 -2.2 52 2,320 2,356 -1.5
Nebraska 12 557 571 -2.5 12 518 528 -1.9
North Dakota - 151 157 -4.1 8 124 122 1.7
Ohio 94 4,613 4,727 -2.4 93 4,319 4,440 -2.7
South Dakota 7 166 170 -2.2 7 161 165 -2.8
Wisconsin 40 1,894 1,991 -4.9 57 1,839 1,885 -2.5
Subtotal   25,277 26,123 -3.2   23,754 24,402 -2.7
South Gulf
Alabama - 1,770 1,856 -4.6 - 1,648 1,736 -5.1
Arkansas 10 852 876 -2.7 11 750 783 -4.2
Kentucky 23 1,422 1,492 -4.7 26 1,271 1,334 -4.7
Louisiana - 1,966 2,012 -2.3 - 1,722 1,788 -3.7
Mississippi - 942 974 -3.3 - 820 868 -5.5
Oklahoma - 1,604 1,643 -2.3 - 1,583 1,641 -3.6
Tennessee - 2,609 2,710 -3.7 4 2,418 2,566 -5.8
Texas 49 11,109 11,346 -2.1 49 10,210 10,656 -4.2
Subtotal   22,274 22,909 -2.8   20,422 21,372 -4.4
West
Alaska 44 161 170 -5.3 44 158 158 0.3
Arizona 14 2,462 2,598 -5.2 7 2,339 2,447 -4.4
California 6 19,591 19,694 -0.5 131 16,269 16,798 -3.1
Colorado 20 2,182 2,253 -3.1 20 2,065 2,127 -2.9
Hawaii 9 549 580 -5.4 10 524 548 -4.4
Idaho - 374 393 -4.8 - 367 383 -4.4
Montana 2 133 145 -8.4 2 137 149 -7.9
Nevada 27 994 1,049 -5.2 27 919 959 -4.1
New Mexico 34 751 768 -2.2 35 703 708 -0.8
Oregon 27 1,226 1,273 -3.7 27 1,183 1,230 -3.8
Utah 24 1,009 1,101 -8.4 34 970 1,017 -4.6
Washington 32 2,727 2,817 -3.2 31 2,727 2,828 -3.6
Wyoming - 140 147 -4.7 - 144 149 -3.6
Subtotal   32,299 32,988 -2.1   28,505 29,501 -3.4
Totals 1,264 128,362 132,231 -2.9 1,493 118,180 122,677 -3.7

Note: Where Number of STATIONS are shown as dashes, the values for the Vehicle-Miles and Percent Change are derived from the estimated VMT based on data from surrounding States or the nationwide average VMT.


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United States Department of Transportation - Federal Highway Administration