It is the summer of 2008. From a small boat, a SCUBA diver descends 20 feet to the bottom of Lake Ontario, more than a quarter-mile from shore. He approaches the outfall of the Town of Webster wastewater treatment plant and takes a grab sample of effluent in a glass jar.
The diver is Dave Kalin, chief operator of the Walter W. Bradley Treatment Plant in Webster, N.Y. He is taking the sample to prove to regulators that because of dilution in the lengthy outfall line, the chlorine residual in the plant’s effluent is within permit limits. The finding will make
