In response to requests from Plumbing Manufacturers Intl. (PMI) and its members, as well as from other supporters of the U.S....
Robert J. Marshall, formerly of Kokomo, Ind., was sentenced to five months in prison, five months home confinement, a $5,000 fine
and one year of supervised release for violating the Clean Water Act.
Marshall was the Chief Executive Officer and Chairman of the Board of
Master Circuits, Inc., a company that manufactured printed
circuit boards. In January 1996, the defendant used three illegal
bypass lines to discharge wastewater containing high levels of copper
around a sampling point and into the Kokomo city sewer system.
Marshall also diluted untreated wastewater before discharging it into
Discharging wastewater with high concentrations of copper
into sewers can interfere with the proper operation of sewage
treatment plants and thereby create a hazard to public health.
(Source: U.S. Environmental Protection Agency)