ILLINOIS POLLUTION CONTROL BOARD
    July 26, 1973
    )
    VILLAGE OF SHIPMAN
    )
    )
    )
    v.
    )
    PCB 73-259
    )
    )
    ENVIRONMENTAL PROTECTION AGENCY
    )
    )
    OPINION OF THE BOARD (by Mr. Dumelle)
    Variance is granted from Rule 203(f) of the Water Pollution
    Regulations to permit exceeding the water quality standard for
    copper of 0.02 mg/l when dosing with copper sulfate for algae
    control in the water supply reservoir.
    The variance is subject to the following conditions:
    1. Copper sulfate treatments are limited to one each for
    the months of July through and including September 1973.
    2. The dosage shall not exceed 550 lbs. per treatment of
    copper sulfate.
    3. The copper concentration at th~raw water intake to
    the treatment plant shall never exceed 1.0 mg/l.
    4. The copper concentrations in the reservoir be measured
    immediately prior to and after each 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 Cojitrol
    Board, hereby certify the above Opinion was adopted on the ~‘(o~
    day of July, 1973 by a vote of ____________________________________
    Illinois Pollution
    1 Board
    637

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