Tag Archives: Sewer overflows

New York City Announces Expansion of Green Infrastructure Program

On Nov. 10, the New York City Department of Environmental Protection (DEP) announced a major expansion of the city’s green infrastructure program. Over the coming months the city will accelerate the ongoing construction of approximately 2,000 specially designed curbside gardens, also known as bioswales, in Brooklyn, the Bronx, and Queens. This will add to the […]

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London Super Sewer Given Green Light

In mid-September, Thames Water was given the green light to begin building London’s ‘super sewer.’ The 25-km (16-mi) tunnel will reduce combined sewer overflows to the tidal River Thames. From Acton storm tanks in West London, the tunnel will run underground, beneath the river, to Abbey Mills Pumping Station in East London where it will […]

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Distributed Systems Could Improve Sustainability and Resilience

On Aug. 21, The Johnson Foundation at Wingspread, as part of its Charting New Waters initiative, released a report on integrating distributed systems into urban water infrastructure. While centralized water infrastructure has long provided solutions for drinking water, wastewater, and stormwater, technological developments along with sustainability and resiliency efforts are drawing attention to distributed systems. […]

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DC Water Issues Inaugural $350 Million Green Century Bonds

DC Water issued $350 million in taxable, green century bonds the week of July 10, marking several firsts for the utility and the municipal sector. The 100-year final maturity represents the first municipal century bond issued by a water or wastewater utility in the U.S. It also represents DC Water’s inaugural green bond issue and […]

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Buffalo to Spend $380 Million on Stormwater Upgrades

The U.S. Environmental Protection Agency (EPA) and New York State Department of Environmental Conservation have approved the Buffalo Sewer Authority’s plan to reduce combined sewer overflows. The $380-million plan includes a series of projects, including green infrastructure, to improve water quality in the Niagara River and its tributaries over the next 20 years. According to […]

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Green Infrastructure To Mitigate Stormwater Along Opportunity Corridor

In late March, the Northeast Ohio Regional Sewer District announced an agreement with the Ohio Department of Transportation to utilize $650,000 in state money to create a Green Infrastructure Grants Program. The grants will be aimed at offsetting the effects of the Opportunity Corridor using green infrastructure rather than building storm sewers. Limited space and […]

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EPA Releases Report on Greening CSO Plans

In early March, the U.S. Environmental Protection Agency (EPA) released a planning resource to help communities use green infrastructure and quantify its contributions in combined sewer overflow (CSO) plans. The report, Greening CSO Plans: Planning and Modeling Green Infrastructure for Combined Sewer Overflow (CSO) Control,” discusses various modeling tools that can help communities optimize their […]

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Cities Utilize Mix of Green and Traditional Infrastructure In CSO Control

On Jan. 6, more than two years after the United States District Court and Metropolitan Water Reclamation District of Greater Chicago (MWRD) reached an agreement to reduce they city’s combined sewer overflows (CSO), the consent decree has been officially approved. Federal judge Judge George M. Marovich approved the city’s Long-Term Control Plan, which was criticized […]

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Clean Water Affordability Act Would Codify Integrated Planning

The Clean Water Affordability Act of 2014 (H.R. 3862), introduced on Jan. 14 by Representatives Bob Latta (R-Ohio) and Tim Walz (D-Minn.), would create a law around the U.S. Environmental Protection Agency (EPA) integrated planning framework. Integrated planning allows communities to modify consent agreements and prioritize National Pollutant Discharge Elimination System (NPDES) projects and spending. […]

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DC Water Announces Proposed $100 Million Investment in Green Infrastructure

On Jan. 22 at the District of Columbia Water and Sewer Authority’s (DC Water) second Green Infrastructure Summit, General Manager George Hawkins announced a proposal to substitute green infrastructure for some of the massive underground tunnels in DC’s Long Term Control Plan for combined sewer overflows (CSOs). The new plan will green portions of the […]

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