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Assessment and Management of Polychlorinated Biphenyls in Caulking

July 25, 2010

Increased attention has been given to the occurrence of polychlorinated biphenyls (PCBs) in building materials, notably in caulking products, due to the potential for health hazards to humans via exposure. This attention and building-owner concerns over liability have given rise to many questions regarding regulatory requirements and, unfortunately in some cases, to expensive and potentially unnecessary responses.

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The General Permit for Water Treatment Wastewater Discharges

June 25, 2010

In addition to complying with the regulatory requirements associated with producing potable water, public water supplies in Massachusetts, New Hampshire, and Connecticut may also need to comply with the environmental permitting associated with the National Pollutant Discharge Elimination System (NPDES) Program.

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The USEPA's New Lead Rule

April 1, 2010

On April 22, 2008, the United States Environmental Protection Agency (USEPA) issued 40 CFR § 745.80, Subpart E, which requires the use of lead-safe practices and other actions aimed at preventing lead poisoning. Under the rule, beginning on April 22, 2010, contractors performing renovation, repair, and painting projects that disturb more than 6 square feet of lead-based paint in homes, childcare facilities, and schools built before 1978 must be certified and follow specific work practices to prevent lead contamination.

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