California Air Resources Board 2008 Almanac (web)							
Appendix E	"Orange County, South Coast Air Basin"						Table E-80
Category	ROG	CO	NOX	SOX	PM10	PM2.5	NH3
Natural Sources Total	9	2	0	0	0	0	0
Biogenic Sources	9	0	0	0	0	0	0
Geogenic Sources	0	0	0	0	0	0	0
Wildfires	0	2	0	0	0	0	0