Appendix E "Ventura County, South Central Coast Air Basin" Table E-77 Category ROG CO NOX SOX PM10 PM2.5 NH3 Natural Sources Total 33 46 1 0 5 4 2 Biogenic Sources 26 0 0 0 0 0 0 Geogenic Sources 4 0 0 0 0 0 1 Wildfires 3 46 1 0 5 4 0