MassDEP proposed groundwater cleanup standards for PFAS significantly lower than the federal health advisory as part of its long-expected proposed revisions to Massachusetts’ regulations governing the assessment and cleanup...more
The final answer to the critical issue raised by the recent Peterborough Oil Company decision is that MTBE is an additive and is not, in MassDEP’s view, subject to the “oil exemption” under the Massachusetts Contingency Plan....more
Last month, we wrote about MassDEP’s trichloroethylene (TCE) site reevaluation initiative. MassDEP has begun the process of screening sites previously closed under the MCP to look for sites where TCE might exceed the new...more
The Massachusetts Department of Environmental Protection plans to begin contacting some owners of properties with closed trichloroethylene (TCE) remediation sites and requiring them to conduct testing, following a review of...more
Last week, we wrote about an audit that MassDEP is conducting of previously closed sites to look for high concentrations of TCE in soils and groundwater. The intent of the audit is to address potential vapor intrusion. The...more
In a recent ruling sure to embolden municipalities seeking to block affordable housing projects, the Massachusetts Appeals Court revoked the approval of a Comprehensive Permit issued under the Anti-Snob Zoning Act, G.L....more
NEW REGULATORY DEVELOPMENTS - Federal - Final 2014 Effluent Guidelines Program Plan and 2014 Annual Effluent Guidelines Review Report EPA is announcing the availability of its Final 2014 Effluent Guidelines...more
MassDEP issued a fact sheet in June identifying special considerations for responding to releases of 1,4-dioxane (“dioxane”), which was primarily used as a stabilizer and corrosion inhibitor as an additive to chlorinated...more