Someone called about Emissions info on US FCCU and soon after I ran across the Feb 2008 EPA document (below link/brief) that reported FCCU emissions for NOx/SO2/CO/PM over 1997-2006 time frame looking at changes in Refineries under CD vs those not under a CD. Hope it helps someone.
Here is link & brief on the 136 page PDF & Powerpoint report draft:
http://www.epa.gov/compliance/resources/cases/civil/caa/refineryinitiative-powerpoint080426.pdf
EPA Enforcement: National Petroleum Refinery Initiative Powerpoint …
Feb 2008 Draft – File Format: PDF/Adobe Acrobat
Illinois. 26. Citgo Petroleum Corp. Lemont 158650 …… System wide coke burn-weighted average NOx interim limit must is effective 3/2009 to include ….. Amine Flash Drums. Port Arthur. System Wide NO x. Final Limit: 33.4 ppm …
http://www.epa.gov/compliance/resources/