2002 Almanac (page 490) Table D-64 San Francisco Bay Area Air Basin - Solano County: Population and VMT Trends San Francisco Bay Area Air Basin: Solano County Surface Area = 360 square miles Parameter 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Population 182800 188900 193400 195800 201000 208900 217900 226600 236700 249900 258800 261700 264400 264300 262400 261900 265100 268300 273500 277400 Avg. Daily VMT/1000 3655 3846 4075 4240 4512 4809 5024 5290 5567 5765 5755 5725 5720 5719 5714 5845 5934 6134 6313 6469 A portion of Solano County lies within the Sacramento Valley Air Basin.