California Air Resources Board 2006 Almanac (web)							
Appendix E	"Santa Clara County, San Francisco Bay Area Air Basin"						Table E-62
Category	ROG	CO	NOX	SOX	PM10	PM2.5	NH3
Natural Sources Total	29	6	0	0	1	1	0
Biogenic Sources	29	0	0	0	0	0	0
Geogenic Sources	0	0	0	0	0	0	0
Wildfires	0	6	0	0	1	1	0