BETWEEN MARCH 1990 AND OCTOBER 1990, GRASSLAND VIOLATED ITS TSS AND BOD LIMITS. MANY OF THESE VIOLATIONS WERE DUE TO A CREAM SPILL WHICH OCCURRED IN FEBRUARY 1990 AND WHICH GRASSLAND FAILED TO REPORT AS REQUIRED BY ITS PERMIT. GRASSLAND ALSO FAILED TO MONITOR ON MANY WEEKENDS. BETWEEN SEPTEMBER 1989 AND AUGUST 1990, (PERMIT DAILY MONITORING). BRIEF DESCRIPTION OF BASIS FOR CLOSING CASE: RESPONDENT HAS PAID THE PENALTY AND SUBMITTED A SATISFACTORY SPILL RESPONS E PLAB ( SRP ) AS REQUIRED BY THE CACO.