RESPONDENT OPERATES AN AUTOMOTIVE REPAIR FACILITY LOCATED IN BOSWELL, PENNSYLVANIA. AN EPA INSPECTION ON JUNE 13, 2000 DETERMINED THAT AT LEAST ONE UST CONTAINING PETROLEUM IS PRESENT AT THE FACILITY. RESPONDENT STOPPED SELLING GASOLINE IN 1994, AND IT APPEARS THAT THE TANK HAS NOT BEEN ADDED TO OR EMPTIED SINCE THAT TIME. ONE 3,000 GALLON PETROLEUM TANK WAS REGISTERED ON AUGUST 2, 1990 WITH THE COMMONWEALTH OF PENNSYLVANIA. THE INSPECTION DETERMINED THAT THE TANK, KNOWN AS TANK 1 IN THE INSPECTION REPORT, CONTAINED LESS THAN ONE INCH OF PETROLEUM, IS MADE OF STEEL AND IS CORRODED AS EVIDENCED BY THE AMOUNT OF GROUNDWATER IN THE TANK. DUE TO THE FACT THAT TANK 1 IS NOT IN COMPLIANCE WITH EITHER THE NEW UST SYSTEM PERFORMANCE STANDARDS UNDER 40 C.F.R. SECTION 280.20 OR THE UPGRADING REQUIREMENTS UNDER 40 C.F.R. SECTION 280.21, RESPONDENT AS THE OWNER/OPERATOR HAS BEEN REQUIRED SINCE JANUARY 1, 1996 TO CLOSE TANK 1 IN ACCORDANCE WITH 40 C.F.R. SECTION 280.70(C). ADDITIONALLY, RESPONDENT, AS THE OWNER AND OPERATOR, HAS BEEN REQUIRED SINCE DECEMBER 22, 1998 TO AT LEAST TERMPORARILY CLOSE THIS UST SYSTEM AND SINCE DECEMBER 22, 1999 TO PERMANTELY CLOSE THIS UST SYSTEM IN ACCORDANCE WITH 40 C.F.R. PART 280, SUBPART G, AS REQUIRED BY 40 C.F.R. SECTION 280.21(A). EPA ALSO ISSUED RESPONDENT AN INFORMATION REQUEST LETTER ON DECEMBER 11, 1999 BY REGULAR MAIL. THE INFORMATION REQUEST WAS RESENT ON FEBRUARY 9, 2000 BY FE