Approximately 8 million of Pennsylvania's 12 million residents receive water from 329 surface water treatment plants. This study evaluated the performance of a subset of these plants to determine whether they are prepared to meet the turbidity treatment technique requirements of the Enhanced Surface Water Treatment Rule. Using 75 filtration plants, the authors reviewed key water quality, design, and operational variables to determine their effect on filtered water turbidity. Except for plants that did not use a coagulant, served populations of
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Edition: Vol. 91 - No. 12 Published: 12/01/1999 Number of Pages: 13File Size: 1 file , 790 KB