remediation products Articles

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Comingled Plume? No Problem!

by Remediation Products Incorporated (RPI)  (Jul. 30, 2014)

CGRS Environmental Services and RPI Group Approved Installer, Vista Geoscience, were a bit surprised at what happened recently at a Denver hydrocarbon site they were remediating with Trap & Treat® BOS 200® injections. In late 2011, PCE contamination was also discovered (most likely coming from an upgradient dry cleaner). The client ...

Mold, Mold Growth and Buildings

by Indoor Environmental Technologies (IET)  (Jun. 23, 2014)

Concern about mold exposures in buildings continues to be a significant issue. The bottom line is that mold has been around for eons and is not going away.  It will grow whenever and wherever buildings get wet and materials suitable for mold growth are present.  The following paragraphs are meant to shed light on mold issues related to ...

Surfactant enhanced in-situ remediation of DNAPL impacted soil and groundwater - Montreal refinery

by Ivey International Inc.  (Jul. 10, 2014)

Abstract A Montreal chemical refinery reduced the dichlorobenzene and other dense non-aqueous phase liquid (DNAPL) impacts on the soil and groundwater where a railway line is adjacent to an above ground storage tank farm. Ivey-sol® surfactant mixtures were injected three times during a two week pilot test, into a series of in-situ wells. The ...

Case study: surfactant enhanced HVDPE remediation of petroleum contaminated soil, bedrock and groundwater

by Ivey International Inc.  (Jul. 10, 2014)

Recalcitrant petroleum product residuals sorbed in fine grain soils and fractured bedrock Persistent concentrations in groundwater after 12 years of remediation - including pumping, HVDPE Obtained regulatory approval for Ivey-sol surfactant application in spring 2009 Pilot Test Approach - Focused Short-Term Surfactant Injection/Extraction to ...

New MIOX iAO Technology for Groundwater Remediation at 75% Cost Reduction Case Study

by MIOX Corporation  (May 9, 2014)

Cl₂/UV AOP treatment processes are highly complex and dependent on a number of water chemistry and treatment process parameters. With over three years of direct experience, MIOX is in a unique position to apply its expertise towards customer-specific optimization of Cl₂/UV AOP treatment processes with the goal of reducing costs and ...

Groundwater remediation pump and treat carberry, Manitoba case study

by Nordevco Associates Ltd.  (Nov. 12, 2013)

Executive Summary Two of four underground gasoline tanks were removed from an old service station located in Carberry, Manitoba a number of years after the facility ceased operating. Two tanks were left on site and were used until 1985, when Manitoba Environment was notified that a domestic well in the vicinity of the abandoned site was ...

Mechanisms and strategies of microbial cometabolism in the degradation of organic compounds – chlorinated ethylenes as the model

by IWA Publishing  (May 20, 2014)

The universal microbial cometabolism provides us with an effective approach to remove man-made xenobiotics. However, the cometabolic bioremediation of toxic organic compounds has not been widely initiated due to the obscure underlying fundamentals in the studies or applications of microbial cometabolism. This review summarizes the current ...

Remediation of Oil Refinery Sludge Basin

by Geo-Con, Inc.  (Mar. 25, 2014)

Abstract Work was completed in early 1992 to clean up a 5.5 acre (2.2 ha) stormwater sludge basin for an oil refinery company. The basin, which had served as a stormwater collection and settling pond for over 40 years, contained oily sludges with high concentrations of certain metals and volatile organic compounds. The closure plan included a ...

CETCO vapor mitigation system chosen as voc protection barrier for school campus case study

by CETCO  (Feb. 15, 2013)

Project: Mott Haven School Location: Bronx, NY Products: Liquid Boot® Gas Vapor Mitigation System Background: The Mott Haven School Campus was to be built on a former manufacturing site with residual contaminants in the soil. Challenge: The site for the school development underwent a series of ...

Evaluation of barrier materials for removing pollutants from groundwater rich in natural organic matter

by IWA Publishing  (Jul. 16, 2014)

Permeable barriers are used for passive remediation of groundwater and can be constructed from a range of materials. The optimal material depends on the types of contaminants and physico-chemical parameters present at the site, as well as the hydraulic conductivity, environmental safety, availability, cost and long-term stability of the material ...

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