VANPORT TWP. — Multimedia conglomerate CBS is refusing to pay for research conducted by the state Department of Environmental Protection that will determine the extent of potential groundwater contamination in Vanport Township and has called the agency’s response “unreasonable and unnecessary.” Officials continue to maintain that the 10,000 customers who get their water from the Vanport Township Municipal Authority have no reason to fear their water is contaminated. Times Today: CBS, DEP debate Vanport water contamination responsibility 00:00 00:00 spaceplay / pause qunload | stop ffullscreen ↑↓volume mmute ←→seek . seek to previous 12… 6 seek to 10%, 20% … 60% Despite that, decades of industrial contamination has resulted in the chemical trichloroethylene, an industrial solvent that has been linked to birth defects and a laundry list of other health problems, being found in test wells in the area. The department has initiated an extensive and expensive response in the area behind the Brighton Hot Dog Shoppe and the McDonald’s on Third Street. The response includes eight different action items, including thorough testing of water, soil and pump treatment systems to determine the threat to Vanport’s drinking water. Because of elevated levels being found…