Contaminants

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Sep 14 2020
This PFAS Roundtable will be a data-driven, focused discussion including recent industry case studies, remedial strategies, and regulatory vision for…
Sep 14 2020
Fort Myers, Florida officials are countering claims that bacteria is flowing from the Billy's Creek watershed to the nearby Caloosahatchee River. The…
Sep 10 2020
Companies accused of contaminating drinking water wells in North Smithfield, Rhode Island and Millville, Massachusetts are taking steps to reduce…
Sep 9 2020
The U.S. EPA announced the addition of the Orange County North Basin Site to the National Priorities List (NPL), or the Superfund List.  The Orange…
Sep 8 2020
Darwin Brewing Company is using spent grain, the byproduct of making beer, to tackle Red Tide. According to Blue Hellenga, Darwin’s head brewer, some…
mercury remidiation
Groundwater extracted from site dewatering activities was first pumped through filtration vessels filled with 16,000 pounds of Organoclay MRM before being pumped through another set of vessels containing granular activated carbon.
Sep 3 2020
As the health and safety risks associated with mercury contamination became known, governments made efforts to protect humans and the environment…
Aug 20 2020
The Charles River, which has seen toxic algae blooms almost every summer in recent years, is being considered by the U.S. EPA for storm water…
Jul 13 2020
The Marquette County Board took steps to address the issue of PFAS chemicals at the K.I. Sawyer Wastewater Treatment Plant.  There are currently two…
Jul 8 2020
What is Reverse Osmosis (RO)? Reverse Osmosis (RO) is a type of filtration that uses a semi-permeable, thin membrane with pores small enough for pure…
Jul 7 2020
Researchers from the School of Chemical and Biomolecular Engineering developed an electrochemical oxidation process to clean up complex wastewater. …
Jun 22 2020
The U.S. EPA issued a final action regarding the regulation of perchlorate under the Safe Drinking Water Act (SDWA).  Perchlorate does not meet the…
May 27 2020
The American Water Works Association (AWWA) recently provided comments on the U.S. EPA’s “Preliminary Regulatory Determinations for Contaminants on…
May 26 2020
A group of over 4,700 compounds used in fire suppression foams, per- and polyfluoroalkyl substances (PFAS) can often be found at airports or air…
sampling methods
Current sampling methods can be infrequent and can require several days, weeks or months before the results return to indicate an issue or problem. Real-time water quality monitoring can address that issue head on.
May 20 2020
Many cities in the U.S. have a lead contamination problem in their drinking water. This represents a serious threat to human health, particularly…
PFAS
Figure 1. PFAS removed by RO in a DPR Project
Apr 20 2020
Per- and polyfluoroalkyl substances (PFAS) are synthetic fluorinated organic compounds widely used in industrial, commercial and consumer products…
Sponsored
Apr 20 2020
Chemical treatment, biological treatment, and combinations of both are common methods for removing phosphorus in a wastewater treatment plant (WWTP…
Apr 17 2020
In this month's episode of Talking Under Water, One Water, One Podcast, Lauren Del Ciello, Katie Johns and Bob Crossen host the first-ever completely…
Apr 16 2020
The U.S. EPA announced that Roubin & Janeiro, Inc., owner of an asphalt manufacturing facility in Washington, D.C., has agreed to actions to…
Mar 18 2020
An employee at Silicon Valley, California's largest water district has tested positive for COVID-19, otherwise known as Coronavirus.  At least eight…
Mar 11 2020
The number of disasters worldwide has more than quadrupled from 1970 to around 400 per year, according to the United Nations. The influx of extreme…
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