Combined Sewer Overflow

The discharge of wastewater and storm water from a combined sewer system (when storm water and sanitary sewage run through the same lines) directly into the environment, most commonly caused by heavy rainfall events, which can cause a massive influx of storm water into sewerage lines.
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Jun 7 2021
A wastewater treatment plant in Lowell, Massachusetts, discharged 84 million gallons of rainwater mixed with raw sewage into the Merrimack River on…
Jun 1 2021
You know how the classic arcade game goes. A mole comes out from the hole, and you try to hit it quickly back down with your hammer so you can get to…
commercial water
The Ironbound area lies in a topographic depression that was developed with an approximate impervious coverage of 70%.
Jun 1 2021
Deep in the heart of New Jersey lies “The Ironbound” community, a working-class, multi-cultural neighborhood. Encompassing four square miles of the…
storm water development
The landscape is designed as a wetland and riparian ecosystem. Image Credit: Lamar Johnson Collaborative
Jun 1 2021
Whether you are driving into or out of Chicago on the Kennedy Expressway, it is nearly impossible to miss the large Morton Salt sign atop an…
Apr 14 2021
The U.S. EPA issued a Record of Decision that evaluates impacts of the current and expected future volume of combined sewer overflow (CSO) discharges…
Apr 7 2021
After a chunk of ice was wedged in a frozen Madawaska, Maine pipe, tens of thousands of gallons of untreated wastewater flooded into the St. John…
Apr 5 2021
The U.S. EPA announced the availability of $67 million in grant funding through the new Sewer Overflow and Stormwater Reuse Municipal Grant program…
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Mar 25 2021
Consult one of our stormwater advisers to see if the Modular Wetlands BMP has approved performance and removal rates to meet your local stormwater…
Mar 2 2021
EPA published a notice in the Federal Register announcing an allocation formula for the Sewer Overflow and Stormwater Reuse Municipal Grants Program…
Jan 25 2021
In this week’s SWS Video Series interview, SWS Managing Editor Katie Johns is joined by Michael Paterno, principal project director with Arcadis to…
Dec 4 2020
Location: Milwaukee, Wisconsin Cost: $2.8 Million Size: 112,883 square feet of various GI and site improvements; 453,024 square feet of urban…
Nov 30 2020
The Narragansett Bay Commission purchased at least 10 properties on or near the Pawtucket riverfront to help facilitate construction of a massive new…
Oct 30 2020
Since 1960, Vaughan Company remains committed to giving our customers outstanding service and the most dependable product solutions in the world. The…
Aug 17 2020
As part of the ongoing Combined Sewer Overflow (CSO) program, the surcharging of one lift station was solved by using long, parallel runs of large…
Aug 17 2020
Storm water management is an increasingly challenging requirement. Sea-level rise, increased frequency and intensity of storms, and the continuing…
Jul 21 2020
O’Hara, Pennsylvania is seeking nearly $750,000 in grants to manage storm water issues across the township. The council is applying for three…
Jul 10 2020
Olive-Harvey College (OHC), located in Chicago’s historic Pullman neighborhood, offers a number of programs in Transportation, Distribution and…
Apr 14 2020
Referred to as Mile Square City, the densely populated metropolis of Hoboken has a history of flooding because of its low-lying location on the New…
Vacall AllJetVac with boiler system produces hot water for sewer cleaning and hydroexcavation.
Vacall AllJetVac with boiler system produces hot water for sewer cleaning and hydroexcavation.
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Apr 7 2020
The city of Hoonah, with about 800 residents and 300 households, has become one of Alaska’s fastest-growing cities. Nestled along the Icy Strait of…
Mar 30 2020
Detroit plans to start installing temporary dams next week for $2 million to protect against rising Detroit River levels. Last year, nearly seven…
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