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Employee Spotlight: Ximena Druar, B.Sc. Genetic Testing Coordinator

Ximena Druar graduated from Wilfred Laurier University (Waterloo, Ontario) in 1999, with an Honours B.Sc. in Molecular Biology. Ximena’s early career included research and development for a company that produced nitrogen fixing bacteria. Ximena joined SiREM as a lab technician in [...]

Employee Spotlight: Ximena Druar, B.Sc. Genetic Testing Coordinator2018-03-13T10:03:32+00:00

Technology Spotlight | Gene-Trac® MTBE/TBA

Methyl tert-butyl ether (MTBE) was widely used as a gasoline additive, replacing lead as an antiknocking agent. Tert-butyl alcohol (TBA), a breakdown product of MTBE, and a gasoline additive in its own right, [...]

Technology Spotlight | Gene-Trac® MTBE/TBA2018-03-13T10:03:32+00:00

MNA and the Regulatory Environment

  US EPA Guidance, Issued in 1998, was key to the establishment of MNA protocols for chlorinated solvents-Clu-in.org. BioPIC helps identify critical pathways in NA using a series of inputs- serdp-estcp.org.  [...]

MNA and the Regulatory Environment2018-05-08T12:21:48+00:00

Minerals and MNA – Biogeochemical Reduction of Chlorinated Solvents

Reactive iron minerals are Fe(II)-containing solid phases are often present in anoxic subsurface environments and engineered systems designed for groundwater remediation. Reactive minerals are commonly formed biogenically under reducing conditions at petroleum contaminated [...]

Minerals and MNA – Biogeochemical Reduction of Chlorinated Solvents2018-03-13T10:03:32+00:00

Case Study: Confirming Natural Attenuation Processes at a Coastal Site

Past waste disposal practices at a California coastal site resulted in a groundwater plume containing CVOCs (mainly chlorinated ethenes [CEs] and 1,1-dichloroethane) migrating offshore towards a marine harbor. CVOCs are present in the [...]

Case Study: Confirming Natural Attenuation Processes at a Coastal Site2018-03-13T10:03:32+00:00

Conference Presentations

SiREM’s technologies are featured at leading recent and upcoming conferences including: Clemson Hydrogeology Symposium, Clemson, South Carolina, 6 April 2017 Hosted by the Department of Environmental Engineering and Earth Sciences, the symposium features [...]

Conference Presentations2017-05-17T17:22:16+00:00

SiREM Celebrates 15 Years in 2017!

SiREM’s 15 Year Service Club from top right Sandra Dworatzek, Jeff Roberts, Ximena Druar and Phil Dennis  In 2002, bioaugmentation for chlorinated solvent remediation was relatively new and still controversial in some circles, [...]

SiREM Celebrates 15 Years in 2017!2018-03-13T10:03:33+00:00