California Air Resources Board 2006 Almanac (web)							
Appendix E	"Lake County, Lake County Air Basin"						Table E-6
Category	ROG	CO	NOX	SOX	PM10	PM2.5	NH3
Natural Sources Total	64	124	4	1	13	11	2
Biogenic Sources	55	0	0	0	0	0	0
Geogenic Sources	0	0	0	0	0	0	0
Wildfires	9	124	4	1	13	11	1