Areawide Source Emissions Your browser does not support iframes, but you can visit <a href="https://www.arb.ca.gov/app/emsinv/iframe/2021/emssumcat_query.php?F_YR=2017&F_DIV=2&F_SEASON=A&SP=2019V103ADJ&F_AREA=CA#AREAWIDE"></a>
