California Air Resources Board 2004 Almanac (web) Glenn County Table D-41 Appendix D Sacramento Valley Air Basin Population and VMT Parameter 1980 1985 1990 1995 2000 2005 2010 Population 21500 22900 24850 26400 26550 31800 36700 Avg. Daily VMT/1000 522 651 725 772 685 789 947