BROWN COUNTY HIGHWAY COMMISSION RECONSTRUCTED PORTIONS OF PACKERLAND DRIVE, INCLUDING INSTALLATION OF A BOX CULVERT WHERE DUTCHMAN'S CREEK FLOWS UNDER PACKERLAND DRIVE, IN THE VILLAGE OF ASHWAUBENON, WISCONSIN. THE SITE LIES WITHIN THE EXTERIOR BOUNDARIES OF THE RESERVATION OF THE ONEIDA TRIBE OF INDIANS. USEPA ADMINISTERS THE NPDES PROGRAM ON FEDERAL INDIAN RESERVATIONS. RESPONDENT'S ACTIVITIES INCLUDED IN- ADEQUATE BANK STABILIZATION, IMPROPER INSTALLATION OF SILT FENCES, INADEQUATE EROSION CONTROL MEASURES TO PROTECT THE WATER QUALITY OF DUTCHMAN'S CREEK, AND GULLY AND RILL EROSION ON THE STEEP SLOPES ADJACENT TO THE BOX CULVERT. THE A.O. WAS MODIFIED ON SEPTEMBER 22, 2000, EXTENDING THE COMPLIANCE SCHEDULE.