2003 Almanac (page 512)  Table D-65  San Francisco Bay Area Air Basin - Sonoma County:  Population and VMT Trends																				

San Francisco Bay Area Air Basin:  Sonoma County																				
Surface Area = 620 square miles																				
Parameter	1982	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001
Population	274500	280200	284300	291300	300000	309000	319200	329400	340200	348300	355700	362400	366400	371200	376000	384000	390000	397300	404100	410500
Avg. Daily VMT/1000	4684	4928	5059	5418	5869	6132	6428	6729	7015	7263	7495	7759	8014	8272	8391	8478	8695	8942	9085	9233

A portion of Sonoma County lies within the North Coast Air Basin.