Appendix E "Santa Cruz County, North Central Coast Air Basin" Table E-28 Category ROG CO NOX SOX PM10 PM2.5 NH3 Natural Sources Total 5 0 0 0 0 0 0 Biogenic Sources 5 0 0 0 0 0 0 Geogenic Sources 0 0 0 0 0 0 0 Wildfires 0 0 0 0 0 0 0