contaminant plumes News
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Geonics EM34 Conductivity Meter Range Sale
Geomatrix Earth Science Ltd is pleased to announce that Geonics Ltd is offering a 10% discount off the EM34 conductivity meter range until the 13th of February 2015. The EM34-3 is a fast, simple to operate, cost-effective instrument for the engineering geophysicist, geologist and hydro geologist alike and has been particularly successful for mapping deeper groundwater contaminant plumes and for ...
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Full-scale application of nZVI: mixed contamination of chromium and chlorinated solvents
Remediation company EKORA in collaboration with company NANO IRON, producer of zerovalent iron nanoparticles (nZVI), conducted pilot injection of surface stabilized nanoparticles of elemental iron (NANOFER 25S) and their subsequent full-scale application to eliminate groundwater contamination of chlorinated hydrocarbons (CHCs) and hexavalent chromium (Cr6+) at KARA Trutnov site in Czech Republic. ...
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Full-scale application of nZVI: mixed contamination of chromium and chlorinated solvents
Application of surface stabilized iron nanoparticles (NANOFER 25S) to eliminate groundwater contamination of chlorinated hydrocarbons (CHCs) and hexavalent chromium (Cr6+) at KARA Trutnov site in the Czech Republic. Remediation company EKORA in collaboration with company NANO IRON, producer of zerovalent iron nanoparticles (nZVI), conducted pilot injection of surface stabilized nanoparticles of ...
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EPA Issues Amendment to Record of Decision for the Cleburn Street Well Superfund Site in Grand Island, Neb.
EPA Region 7 today issued an amendment to the Record of Decision (ROD) for the Cleburn Street Well Superfund Site in Grand Island, Neb. EPA signed the ROD for the site in June 1996 to address soil and ground water contamination at Operable Units (OU) 1 through 4. The ROD amendment changes the selected remedy for the ground water contamination at the former One Hour Martinizing dry cleaning ...
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Full-scale application of nZVI: innovative geochemical barrier supported by direct current
Massive contamination by chlorinated ethenes (CHCs) under an engineering plant showed to be problem for a near groundwater receiving river. The innovative approach including formation of nZVI reactive geochemical barrier combined with electrokinetics was chosen. Massive contamination by chlorinated ethenes (CHCs) under an engineering plant showed to be problem for a near groundwater receiving ...
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EPA proposes to add nine new Hazardous waste sites to superfund’s national priorities list
The U.S. Environmental Protection Agency (EPA) is proposing to add nine hazardous waste sites that pose risks to human health and the environment to the general Superfund section of the National Priorities List (NPL). Superfund is the federal program that investigates and cleans up the most complex, uncontrolled or abandoned hazardous waste sites in the country. EPA is also withdrawing its 1992 ...
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Public Availability Meeting Scheduled Thursday, Sept. 5, for Chicago Heights Boulevard Site in St. Louis County, Mo.
EPA Region 7 will host a public availability meeting this week to share information about the most recent round of environmental sampling and future plans for investigation and cleanup of the Chicago Heights Boulevard Site in St. Louis County, Mo. The meeting will be held from 7 p.m. to 8:30 p.m. on Thursday, Sept. 5, at the First Baptist Church of Elmwood Park, 1452 Dielman Road, St. Louis, ...
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New treatment system cleaning up groundwater At Crossley Farm Superfund Site
U.S. Environmental Protection Agency Regional Administrator Shawn M. Garvin commemorated the opening of a new water treatment system today in a ribbon cutting ceremony. The new system will remove contamination from the groundwater at the Crossley Farm Superfund site in Hereford Township in Berks County. “This construction project, which used approximately $6.5 million in funding from the ...
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EPA Extends Public Comment Period for Houston Superfund Site Proposal
In response to a community request during our August 6 public meeting, the U.S. Environmental Protection Agency (EPA) is extending the public comment period for the proposed cleanup plan amendment for the South Cavalcade Street Superfund Site in Houston, Texas. The comment period will now conclude on September 23, 2013. The extension for public comment will allow the community more time to ...
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RPI Group is a Big Hit in Europe!
"Worldwide, water scarcity coupled with water contamination increases the need for management and effective solutions to address these problems. In the ATV Foundation on Soil and Groundwater we see the AquaConSoil conference as a perfect forum for experts within the field to meet and – through knowledge Greeting exchange across borders – develop solutions for contaminated ...
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Písecná site: challenging remediation of deep contamination plume near to the drinking water source
Treatment of an old disposal site proved to be a challenging task due to its improper placement and insufficient ensuring. The site is located in a very complex geological environment and in imminence of the source of drinking water. Therefore, the soluble in-situ reagents cannot be applied here. NANOFER slurry was chosen by the remediation company AQUATEST for removal of chlorinated hydrocarbons ...
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Talk About Great Walls – BOS 100® Barrier Works Like a Charm
Who needs a great wall when you've got BOS 100® for chlorinated contamination? Click here for a look at a very successful remediation of a former dry cleaner site in Indiana to give you a sense of what we mean. RPI Group members Linebach-Funkhouser, Inc. (LFI) and AST Environmental, Inc. (AST) used high velocity injection equipment and techniques and Trap & Treat® BOS 100® to ...
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U.S. EPA selects $70 million remedy for groundwater contamination removal at Omega Chemical Site / Preventing Spread of 4.5 mile Contamination Plume is Primary Goal
The U.S Environmental Protection Agency announced today that it has selected an interim remedy to capture and treat groundwater contaminated by high concentrations of industrial solvents at the Omega Chemical Corporation Superfund Site in Whittier, Calif. This cleanup is estimated to cost nearly $70 million over the life of the treatment system. EPA selected this interim remedy to prevent the ...
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Kellwood Company Agrees to Conduct Cleanup at the Riverfront Superfund Site in New Haven, Mo.
Kellwood Company has entered into a settlement with EPA and the State of Missouri, to clean up contamination associated with its former metal fabrication plant in New Haven, Mo. The settlement requires Kellwood to clean up soils and ground water contaminated with tetrachloroethylene, also known as PCE, a common industrial degreaser, at what is known as the Riverfront Superfund Site, Operable ...
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EPA Issues Amendment to Record of Decision for the 10th Street Superfund Site in Columbus, Neb.
EPA Region 7 has issued an amendment to the Record of Decision (ROD) for the 10th Street Superfund Site in Columbus, Neb. EPA signed the ROD for the site in February 1995 to address groundwater contamination. The selected remedy for the 1995 ROD was sampling of municipal and monitoring wells and institutional controls to limit exposure to contamination from the site. Site activities in 2000 and ...
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EPA orders oil companies to monitor public water supply and private wells in Montana
In response to recent detections of low levels of oil production-related contaminants in the public water supply that serves the city of Poplar, Montana, and the Fort Peck Indian Reservation, the U.S. Environmental Protection Agency (EPA) today issued an order to Murphy Exploration & Production Co. (Murphy), Pioneer Natural Resources USA, Inc. (Pioneer), and Samson Hydrocarbons Co. (Samson). ...
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EPA adds nine hazardous waste sites to superfund’s national priorities list, proposing an additional 10 sites
The U.S. Environmental Protection Agency (EPA) is adding nine new hazardous waste sites that pose risks to people’s health and the environment to the National Priorities List (NPL) of Superfund sites, and is proposing to include 10 additional sites. Superfund is the federal program that investigates and cleans up the most complex, uncontrolled or abandoned hazardous waste sites in the ...
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Weston Joint Venture Wins $303 Million DOE Remediation Contract
Untitled Document Weston Solutions, Inc. (WESTON®) announced today that its joint venture company, North Wind Paducah Cleanup Company LLC (North Wind Paducah), has been awarded the prime contract for cleanup of the DOE Paducah Gaseous Diffusion Plant (PGDP) by the U.S. Department of Energy (DOE). North Wind Paducah is an SBA-approved small business created ...
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Remedial Actions Have Begun at Sanford Cleaners Superfund Site in Sanford, Fla.
The U.S. Environmental Protection Agency (EPA) has begun remedial action (RA) work at the Sanford Dry Cleaners Superfund site in Sanford, Fla. The RA involves the actual construction or implementation phase of Superfund site cleanup. The RA to address contamination at the site will be conducted in five phases: Site preparation; contaminated soil excavation; In Situ Enhanced Bioremediation ...
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Public Meeting Scheduled Oct. 25 on Agreement for Cleanup of Chicago Heights Boulevard Site in St. Louis County, Mo.
EPA Region 7 has reached an agreement with PerkinElmer, Inc., for the investigation, mitigation and cleanup of hazardous wastes at the Chicago Heights Boulevard Site in north St. Louis County, Mo. The agreement is subject to a 30-day public comment period, which begins today, before it becomes final. EPA Region 7 will hold a public meeting to discuss the proposed agreement from 7 p.m. to 8:30 ...
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