ADMINISTRATIVE ORDER WAS ISSUED TO EAST CHICAGO ON OCTOBER 14, 1987, PURSUANT TO SECT 113(A) OF THE CAA. THE ORDER RE- QUIRED THE CITY TO COMPLY WITH SECTION 114 OF THE CAA. THE INFORMATION SOUGHT BY THE ORDER WAS NECESSARY IN ORDER TO DETERMINE IF EAST CHICAGO MUNICIPAL INCINERATOR WAS IN COM- PLIANCE WITH THE INDIANA SIP. AS A RESULT RECEIVING THE ORDER, THE CITY CONDUCTED A STACK TEST. THE STACK TEST RE- VEALED THAT THE CITH WAS INVIOLATION OF THE INDIANA SIP. NO FURTHER ENFROCEMENT ACTION HAS BEEN TAKEN BY U.S.EPA.