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October 2018 Newsletter

October 23, 2018

A former dry-cleaner in Sacramento released chlorinated solvents and petroleum compounds in groundwater. Electrical Resistance Heating (ERH) was selected to remove contaminant mass in the source area. During ERH, 3-D Microemulsion® was used for Enhanced Reductive Dechlorination in order to treat the distal plume. Fugro USA Land, Inc. and REGENESIS collaborated on the site design … Read More >

September 2018 Newsletter

October 6, 2018

An aerospace manufacturing facility required remediation for a deep and heavily impacted Chlorinated Volatile Organic Compound (cVoc) plume. The extensive depth and size of the plume contributed to the difficulty facing remediation efforts. After conducting pilot tests, Alta Environmental and REGENESIS concluded that Enhanced In Situ Bioremediation (EISB) technology was both cost-effective and feasible for … Read More >

August 2018 Newsletter

September 19, 2018

Subsurface contamination from chlorinated solvents posed a direct risk to the indoor air quality at a Renton, Washington property. Tetrachloroethylene (PCE) and carbon tetrachloride exceeded the Washington State Department of Ecology (DOE) risk screening level for indoor air quality. Environmental consultant, Maul Foster Alongi performed a cost analysis of different vapor mitigation and remediation options … Read More >

July 2018 Newsletter

September 19, 2018

Historic industrial manufacturing operations over the last 100 years at a facility in the Ohio River Valley have resulted in PCE and TCE impacts to 7,500 square feet of shallow groundwater. To move the redevelopment of this site forward, groundwater VOC sample results must meet the U.S. Environmental Protection Agency maximum contaminant levels (MCLs) for … Read More >

July 2018 Newsletter (EU)

July 21, 2018

  From the end of May 2018, all substances manufactured in or shipped within the EU need to be registered under a regulation called REACH. The intention is that we can all be certain that the products we use are exactly what they claim to be. This is particularly important for remediation practitioners who are … Read More >

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