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This free webinar covered what waste site cleanup staff and managers need to know about how to ensure compliance with RCRA regarding onsite management of remediation waste. It was the third in a four-part series taking place in the fall of 2019 and winter 2020. The presenters were Ross Bunnell, CT DEEP and Martin Sanchez, NJ […]
This webinar was the fourth in a four-part series that covered key RCRA compliance topics that can affect site cleanups. This presentation covered what waste site cleanup staff and managers need to know about waste treatment and Land Disposal Restrictions (LDRs). Presenter: Mike Ellenbecker, Wisconsin Department of Natural Resources (DNR). In 1990, Mike began his […]
The webinar included the following presentations: Carla Hopkins, Residuals Management Unit, Maine Department of Environmental Protection presented data from their investigations into PFAS in sludge, sludge-derived compost, septage, and land application site soils. Vermont’s PFAS Quest Continues: from Village Greens to Land Application Sites Eamon Twohig, Residual Waste & Emerging Contaminants Program, Vermont Department of […]
The webinar included the following presentations: Fate & Transport and Recycling of PFAS in the Environment Steve LaRosa, Emerging Contaminant Technical Leader, Weston & Sampson presented an overview of PFAS Fate & Transport including sources of PFAS in the environment and how it cycles through the different media. Understanding PFAS Fate & Transport: Review of Models […]
The webinar included the following presentations: New York State Inactive Landfill Initiative - Comprehensive Program to Identify, Prioritize and Address Priority Solid Waste Sites For Potential Impacts on Drinking Water Quality in New York State Vincent Fay, Bureau of Solid Waste Management, New York Department of Environmental Conservation presented data from the comprehensive effort to evaluate […]
The webinar included the following presentations: Anthony Drouin, Residuals Management Section, New Hampshire Department of Environmental Services (NH DES) The NH DES Residuals Management Section (RMS) has been investigating PFAS in sludge/biosolids since 2016. Through these investigations, RMS has implemented annual PFAS screening into their Sludge Quality Certificate program. The presentation focused on sludge/biosolids PFAS […]
This webinar included the following presentations: Comparing PFAS to Other Groundwater Contaminants: Implications for Remediation , Chuck Newell, GSI Introduction to Emerging PFAS Treatment Approaches & Technologies , Dora Chiang, CDM Smith Advanced PFAS-specific Separation & Concentration Technologies , Kent Sorenson, CDM Smith Scaling Up Destruction Technologies & Their Applications , Steve Richardson, GSI
The webinar included the following presentations: Amy Doherty & Kate Emma Schlosser, New Hampshire Department of Environmental Services Over the past three years NH DES has collected a significant amount of multimedia PFAS data. With groundwater in particular, DES is able to begin to analyze occurrence and see trends associated with a particular release type/mechanism. […]
The webinar included the following presentations: Daniel Ruffing, Geo-Solutions, Inc Chris Robb, Geosyntec Consultants Darin Payne, Geo-Solutions, Inc Environmental remediation of recalcitrant compounds, such as chlorinated solvents, can be very challenging, especially in tight lithologies or other geologic situations. Soil mixing is a method of delivering reagents, air, or steam to the subsurface to enhance […]
The webinar included the following presentations: Laurent Levy, Jacobs After briefly introducing vapor intrusion concepts, the presentation provided a review of current guidelines issued by the U.S. states to address assessment of the vapor intrusion pathway with a focus on TCE, PCE, attenuation factors (in residential/commercial settings), petroleum vapor intrusion, and sampling expectations. David Shea, […]
The webinar included the following presentations: Kyle Hoylman, Protect Environmental focused on residential vapor intrusion mitigation strategies & lessons learned Tony McDonald, A-Z Solutions focused on vapor intrusion mitigation strategies at commercial buildings & lesson learned
The webinar included the following presentations: Steve Zemba, Sanborn Head & Associates provided an overview of products that might contain PCBs and then discuss PCB exposure that can result from the slow off-gassing from building products. Using case study examples, he discussed the nature of PCBs found in indoor air and implications for health risks. […]
