California Air Resources Board 2009 Almanac (web) Appendix A San Diego Air Basin  Table A-26 Oxides of Nitrogen (NOx) Facility Name City Tons per Year Solar Turbines San Diego 124 Reactive Organic Gases (ROG) Facility Name City Tons per Year National Steel & Shipbuilding San Diego 298 Directly Emitted Particulate Matter (PM10) Facility Name City Tons per Year Directly Emitted Particulate Matter (PM2.5) Facility Name City Tons per Year