ON FEBRUARY 4, 1997, EPA CONDUCTED AN INSPECTION OF RESPONDENTS' CUSTOMER QUAKERTOWN MAINTENANCE YARD LOCATED AT 1800 JOHN FRIES HIGHWAY, ROUTE 663, QUAKERTOWN, PA 18951. THE INSPECTION WAS CONDUCTED TO DETERMINE COMPLIANCE WITH SECTION 211(K) OF THE ACT, 42 USC SECTION 7545(K) AND THE REGULATIONS ISSUED THEREUNDER (40 CFR PART 80, SUBPART D). AS A RESULT OF THE INSPECTION, EPA DETERMINED THAT QUAKER- TOWN WHICK IS LOCATED IN A VOC CONTROL REGION 2 COVERED AREA WAS USING GASOLINE THAT HAD AN OXYGEN CONTENT OF .31 WT. PERCENT IN VIOLATION OF THE MINIMUM 1.5 WT. PERCENT STANDARD. EPA ALSO DETERMINED THAT RESPONDENT SOLD, SUPPLIED, AND CAUSED THE TRANSPORTATION OF CONVENTIONAL GASOLINE TO QUAKERTOWN. AS THE DISTRIBUTOR WHO SOLD, SUPPLIED, AND CAUSED THE TRANSPORTATION OF CONVENTIONAL GASOLINE TO A REFORMULATED GASOLINE COVERED AREA, RESPONDENT WAS HELD LIABLE FOR VIOLATION OF 40 CFR SECTION 80.78(A)(1) PURSUANT TO 40 CFR SECTION 80.79(A)(3).