CAFO issued 4/30/2004, assessing a penalty of $6,600. Respondent shall make four installment payments. The first payment of $1,680.87 is due by May 30, 2004, the last payment of $1,680.88 is due by May 30, 2005. Respondent failed to submit the 2002 IUR Report to the EPA by December 23, 2002. Respondent failed to submit the 2002 IUR Report to the EPA by December 23. 2002.