The Village of Lemont, Cook County, serves the water needs
of approximately 5,000 of its residents from three primary wells.
The most recent sample,
analyzed after correction of the Agency’s radiological testingmethodology problem noted in City of Minonk, PCB 80—136 (October 2,1980), shows gross alpha particle activity of 19.1 ±4.55 pCi/i.
Three “suspect” samplings done in 1979 show measurements in pCi/i
of 14.7 ±3.64, 25.1 ±4.87, and 14.3 ±5.49.
The second option would be a lime zeolite softening process. 41—316
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