To find out who the top four polluters are in Richmond and what they expel into the air, go to <http://www.scorecard.org/> and <http://www.scorecard.org/community/index.tcl?zip_code=94804&set_community_zipcode_cookie_p=t>
The top polluters are:
1. CHEVRON PRODS. CO. RICHMOND REFINERY: 1,230,723 LBS
2. CALIFORNIA OILS CORP. (A TENANT OF THE PORT OF RICHMOND): 148,761 LBS.
3. BOC GASES: 33,830 LBS
4. TOSCO RICHMOND TERMINAL: RICHMOND 19,370 lbs