There are multiple stages to installing an Active Exposure Pathway Mitigation Measure (AEPMM) to mitigate vapor intrusion conditions: engineering, installation, and maintenance. When looking to install an AEPMM to manage indoor air quality at your property, whether commercial or residential, we recommend choosing a company that has years of experience in all three areas of this process. A properly designed AEPMM will rely on data that is collected at your property; as not all buildings or sub-surfaces are the same, and transmissivity conditions are project specific. The system’s main component, the blower(s), should be sized based on not only sub-slab
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The new National Pollutant Discharge Elimination System (NPDES) Remediation General Permit (RGP), now called the General Permit for Remediation Activity Discharges (GP), is finally available, but what does this mean for you? If you are the owner or operator of an existing discharge, you can expect to hear from the Environmental Protection Agency (EPA) soon. Existing discharges will be required to file a Notice of Intent (NOI) with EPA if they intend to continue discharging for more than 90 days following the effective date of the permit, which is April 8, 2017. If you want to initiate a discharge, then
As we discussed in a previous blog post, recent changes to the Massachusetts Contingency Plan (MCP) have enabled sites with an active exposure pathway mitigation measure (AEPMM) to achieve a Permanent Solution with Conditions (PSC). They can also be used with Immediate Response Actions (IRAs), Release Abatement Measures (RAMs), Temporary Solutions, and in conjunction with a Remedy Operation Status (ROS). But what exactly is an AEPMM anyway? The term AEPMM covers any mechanical system that is used to prevent human exposure to “released” chemicals that are present at a Massachusetts Contingency Plan (MCP) site above established health risk thresholds. Most
The Washington Apartments, Melrose’s new boutique luxury apartments, offers spacious apartment living in an intimate setting. The Washington Apartments offers state of the art residential living amenities in just a short walk from the Orange Line T stop and a close commute to Downtown Boston. Developed by Wood Partners, a leading Atlanta based developer with decades of experience, the building reinvigorates a property formerly used for truck and dumpster storage, continuing the redevelopment of one of the hottest growing markets in the area. The Massachusetts Brownfields Tax Credit program helped support this project. WDR-3 Wood 2 Washington Owner LLC, an
For the fifth consecutive year, Cooperstown Environmental LLC is the top consulting firm in Massachusetts Brownfields Tax Credit awards, according to official statistics just released by the Massachusetts Department of Revenue (DOR). Once again, most recipients of the state’s Brownfield tax credit were clients of Cooperstown Environmental LLC, as reported in the latest version of state’s Tax Credit Transparency Report. This annual report shows that more than half of the approved applications were completed by the firm. Cooperstown’s market position as the top firm in the Brownfield Tax Credit arena is long-standing. The latest version of the report from DOR