THIS IS AN ADMINISTRATIVE ORDER PURSUANT TO SECTION 308 OF THE CLEAN WATER ACT THAT HAS BEEN ISSUED TO THE CITY OF FLAGSTAFF, ARIZONA. THE SUBJECT OF THE ORDER INVOLVES VIOLATIONS OF THE COPPER EFFLUENT LIMIT AT THE CITY'S WILDCAT HILL WASTEWATER TREATMENT PLANT. THE PLANT DISCHARGES INTO THE RIO DE FLAG (FLAG RIVER). THE ORDER ESTABLISHES DISCHARGE LIMITS UNTIL A SITE SPECIFIC COPPER EFFLUENT CRITERIA IS ESTABLISHED FOR THIS PLANT. THE CITY OF FLAGSTAFF IS CONDUCTING A STUDY TO DEVELOP COPPER CRITERIA FOR THE RIO DE FLAG.