Remediation - Case Studies

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California Community Chooses Siemens Water Technologies For Removal of Perchlorate From Primary Drinking Wells

The Lincoln Avenue Water Company needed a treatment system for the removal of perchlorate from their primary wells.

California Water Services Company Commences 10-year Contract for Treatment of Nitrate and Perchlorate in Community Water System

The community has approximately 100 connections and is located in a remote agricultural section of the Central Valley. Annual well testing had shown levels of Nitrate at or near the Maximum Contamination Level (MCL) of 45 ppm NO3, also perchlorate was found in the groundwater at levels above the PublicHealth Goal (PHG) at 10 ppb.

City of Detroit Utilizes Midas® OCM to Remove H2S Odors at Collapsed Sewer

The Detroit Water and Sewer Department experienced a sewer collapse, resulting in the need to bypass, creating up to 120 ppm of H2S gas and odors at the drop shaft one half mile away. Westates Carbon Rolloff containers were installed onsite eliminating the sewer odors four days after receipt of the signed contract.

City of Fresno,CA Forced to Treats Previous Nitrate-contaminated Drinking Wells To Meet Population Increase and Summer Drought

In response to population increases and possible summer drought conditions, the City of Fresno was forced to search for additional water sources and consideration of returning their nitrate contaminated wells to service..

City of Steinhatchee, FL Relies on Siemens

During construction of a retaining pond for a new housing development, the building contractor caused contamination of the aquifer that supplies drinking water to this resort town. Contamination included the presence of fecal coliform and cryptosporidium beyond compliance levels and a visible discoloration.

Cucamonga Valley Water District Looks to Siemens for Nitrate Removal

The Cucamonga Valley Water District (CVWD) receives a significant portion of their water from the Los Angeles Metropolitan Water District (MWD). The MWD determined that there was an imminent chance of failure in the supply line to the city and notified the CVWD that they would need to shut off their supply for several weeks while repairs were made.

Delaware Community Solves VOC Contamination in Drinking Water Supply with Activated Carbon

In the Fall of 2005, water analysis for the Town of Millsboro, DE indicated that they were exceeding the Maximum Contaminant Level (MCL) for the volatile organic compound, Trichloroethylene (TCE). TCE has been identified by the EPA as a carcinogen.

GFH Media Removes Arsenic in Arizona Water Supply

Like many communities in the desert southwest, Phoenix, Arizona’s water supply includes wells with arsenic concentrations exceeding 10 ppb. Long before the USEPA revised the arsenic rule from 50 parts per billion (ppb) to 10, the City of Phoenix began bench and pilot scale studies for arsenic removal options.

HMO Process and Manganese Greensand Filters Reduce Radium at Knoxville Water Treatment Plant

When the city of Knoxville, Iowa, built a new water treatment plant in the fall of 1994, they required a treatment scheme that would remove iron and radium from the ground water supply in a single process. They also wanted a system that would need only minimal operator attention and maintenance.

Ion Exchange Resin Removes Perchlorate from 2000 gpm Drinking Water Supply in California

In response to population increases and summer drought conditions experiences in the municipalities surrounding Los Angeles, the West Valley Water District was forced to search for additional water sources and to consider bringing two known perchlorate-contaminated wells back on line.

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Remediation - Case Studies