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September 2008 Traffic Volume Trends

Changes on All Estimated Roads by Region and State

Table - 5. Changes on ALL* Estimated Roads by Region and State**
Region And State September August
Number of Stations Vehicle-Miles (Millions) Percent Change Number of Stations Vehicle-Miles (Millions) Percent Change
2008 (Preliminary) 2007 2008 (Revised) 2007
Northeast
Connecticut 27 2,520 2,648 -4.8 26 2,747 2,882 -4.7
Maine 65 1,131 1,223 -7.5 65 1,266 1,355 -6.6
Massachusetts 67 4,238 4,404 -3.8 77 4,671 4,886 -4.4
New Hampshire 48 1,059 1,136 -6.7 48 1,231 1,300 -5.3
New Jersey - 6,317 6,461 -2.2 36 5,936 6,274 -5.4
New York 156 11,533 12,101 -4.7 154 12,511 12,965 -3.5
Pennsylvania 59 8,917 8,964 -0.5 59 9,816 9,936 -1.2
Rhode Island 40 987 1,010 -2.3 40 819 836 -2.0
Vermont 71 596 647 -7.9 50 725 759 -4.5
Subtotal   37,298 38,594 -3.4   39,722 41,193 -3.6
South Atlantic
Delaware - 803 813 -1.2 - 875 903 -3.1
District of Columbia 2 322 307 4.8 1 338 328 3.2
Florida 201 15,103 15,993 -5.6 205 15,667 17,357 -9.7
Georgia 143 8,249 8,723 -5.4 144 8,935 9,677 -7.7
Maryland 51 4,173 4,407 -5.3 51 5,018 5,279 -4.9
North Carolina - 7,803 8,307 -6.1 - 8,361 8,995 -7.1
South Carolina 135 3,756 4,101 -8.4 131 4,142 4,473 -7.4
Virginia 262 6,267 6,653 -5.8 269 6,957 7,339 -5.2
West Virginia - 1,702 1,787 -4.7 - 1,753 1,839 -4.7
Subtotal   48,178 51,091 -5.7   52,046 56,190 -7.4
North Central
Illinois - 8,099 8,400 -3.6 22 8,537 8,924 -4.3
Indiana 83 5,516 5,742 -3.9 83 5,606 5,945 -5.7
Iowa - 2,606 2,719 -4.2 133 2,730 2,800 -2.5
Kansas 92 2,283 2,418 -5.6 94 2,511 2,664 -5.7
Michigan 91 7,945 8,299 -4.3 96 8,664 9,136 -5.2
Minnesota 68 4,504 4,677 -3.7 69 4,909 5,181 -5.3
Missouri 134 6,009 6,270 -4.2 133 6,160 6,487 -5.0
Nebraska 51 1,600 1,657 -3.4 53 1,734 1,795 -3.4
North Dakota 41 641 633 1.2 41 753 761 -1.0
Ohio 152 8,705 9,065 -4.0 151 9,126 9,623 -5.2
South Dakota 42 733 760 -3.6 44 866 905 -4.3
Wisconsin 132 4,750 4,965 -4.3 134 5,365 5,568 -3.6
Subtotal   53,391 55,605 -4.0   56,961 59,789 -4.7
South Gulf
Alabama - 4,453 4,748 -6.2 - 4,988 5,470 -8.8
Arkansas 39 2,350 2,487 -5.5 39 2,713 2,922 -7.2
Kentucky 99 3,650 3,893 -6.2 92 3,971 4,271 -7.0
Louisiana - 3,373 3,518 -4.1 - 4,078 4,329 -5.8
Mississippi - 3,054 3,266 -6.5 - 3,282 3,539 -7.3
Oklahoma - 3,874 4,047 -4.3 - 4,425 4,687 -5.6
Tennessee 11 5,364 5,786 -7.3 15 5,748 6,258 -8.1
Texas 157 18,838 19,676 -4.3 157 19,927 21,154 -5.8
Subtotal   44,956 47,421 -5.2   49,132 52,630 -6.6
West
Alaska 80 408 414 -1.3 84 459 486 -5.5
Arizona 51 4,167 4,436 -6.1 51 4,299 4,621 -7.0
California 18 23,325 23,964 -2.7 15 28,151 29,455 -4.4
Colorado 88 3,702 3,822 -3.1 80 4,126 4,359 -5.3
Hawaii 13 1,007 1,059 -4.9 9 787 831 -5.3
Idaho - 1,255 1,325 -5.2 - 1,399 1,489 -6.1
Montana - 953 969 -1.7 52 1,130 1,202 -6.0
Nevada 71 1,663 1,745 -4.7 71 1,746 1,875 -6.9
New Mexico 91 1,899 1,971 -3.7 85 2,000 2,124 -5.8
Oregon - 2,945 3,074 -4.2 115 3,276 3,491 -6.1
Utah 79 2,028 2,135 -5.0 60 2,325 2,503 -7.1
Washington 89 4,832 5,054 -4.4 104 5,198 5,458 -4.8
Wyoming - 838 875 -4.3 - 935 987 -5.2
Subtotal   49,022 50,843 -3.6   55,831 58,881 -5.2
Totals 3,099 232,847 243,555 -4.4 3,438 253,693 268,680 -5.6

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. * All Estimated roads include travel from Table 3 and 4 plus remaining roads.
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