ILLINOIS POLLUTION CONTROL BOARD
    May 31, 1973
    )
    VILLAGE OF SORRENTO
    )
    )
    )
    v.
    )
    PCB 73-170
    )
    )
    ENVIRONMENTAL PROTECTION AGENCY
    )
    )
    ORDER OF THE BOARD (by
    Mr.
    Dumelle)
    Variance is granted from Rule 203(f) of the Water Pollution
    Regulations to permit copper levels in excess of 0.02 mg/i subject
    to the following conditions;
    1. Treatments with copper sulfate shall be limited
    to two treatments per months for the months of
    June through and including August, 1973.
    2. Dosage with copper sulfate shall not exceed 100 lbs.
    per treatment.
    3. Copper concentrations at the raw water intake to
    the water treatment plant shall never exceed 1.0 mg/i.
    4.
    Copper concentrations in the reservoir shall be
    measured immediately prior to and after each copper
    sulfate treatment and the results submitted to the
    Agency on a monthly basis.
    IT IS SO ORDERED.
    I, Christan L. Moffett, Clerk of the Illinois Pollution Control
    Board, hereby certify the above Order was adopted on the
    1f~”~
    day of May, 1973 by a vote of
    ~/—~
    Illinois Pollution
    8
    —
    169

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