California Air Resources Board 2006 Almanac (web)											
Chapter 4	San Joaquin Valley Air Basin						Table 4-27				
"San Joaquin Valley Air Basin Emissions (tons/day, annual average)"											
Pollutant	1975	1980	1985	1990	1995	2000	2005	2010	2015	2020	
NOX	658	810	800	820	695	579	481	402	337	297	
ROG	1199	1261	1086	671	536	473	413	389	380	382	
PM10	355	352	352	385	380	385	361	345	350	359	
PM25	192	183	176	180	175	175	167	161	161	162	
CO	4287	4310	4089	3774	3053	2510	2105	1817	1620	1505