Tag Archives: Nitrogen

Biological Nutrient Removal Featured in Most Attended Technical Session at WEFTEC 2014

April 29, 2015

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The City of Kelowna, British Columbia installed the world’s first fermenter at the Kelowna Wastewater Treatment Facility. Photo courtesy of Gerry Stevens and the City of Kelowna.

James L. Barnard shares his summary of the session   Looking back at the most-attended technical session of WEFTEC® 2014 can give a taste of the type of information and education that will be available at WEFTEC 2015 in Chicago. Technical Session 206, “The Complete Guide to Fermentation for Biological Nutrient Removal,” drew 220 attendees […]

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Suffolk County, N.Y., Holds Advanced Wastewater Treatment System Lottery

January 29, 2015

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Suffolk County (N.Y.) Executive Steve Bellone announces the county’s free advanced wastewater treatment system lottery that is part of an overall demonstration program that is part of the county’s efforts to help reduce nitrogen loading to surface and groundwater. Photo courtesy of Suffolk County, N.Y.

As part of septic system demonstration program, county gives away 19 treatment systems   In areas without collection systems, Suffolk County, N.Y., encourages residents to install more advanced septic systems to reduce nutrient loading to local surface water and groundwater. To promote these installations, the county held a free advanced wastewater treatment system lottery as […]

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Deciding on a Natural, Cheaper Way

October 22, 2014

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According to the TRWD website, the reuse project was the first of its kind in the United States. The wetlands now encompass 809 ha (2000 ac) and consists of a series of sedimentation ponds and wetland cells that naturally treat water diverted from the Trinity River. Photo courtesy of Tarrant Regional Water District.

Texas water district builds a wetland to supply residents with a water supply and serve as a wildlife sanctuary   In the 1990s, the Tarrant Regional Water District (TRWD; Fort Worth, Texas) projected that by 2015 it would need additional capacity for its reservoir due to expected population growth, said Darrel Andrews, assistant director of […]

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Modeling Experts Contribute To IWA/WEF Seminar

September 23, 2014

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Ingmar Nopens, chair of the seminar’s Scientific Committee, and Marina Arnaldos Orts, member of the seminar’s Young Water Professional Committee, helped organize the International Water Association (IWA; London)/Water Environment Federation (WEF; Alexandria, Va.) Wastewater Treatment Modeling Seminar 2014. Ingmar Nopens Ingmar Nopens is an Associate Professor at Ghent (Belgium) University, where he leads the BIOMATH […]

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WERF and WEF Give Briefing on LIFT Program and Energy‒Nitrogen Nexus

July 14, 2014

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On May 1, the staff at the Water Environment Research Foundation (WERF; Alexandria, Va.) and the Water Environment Federation (WEF; Alexandria, Va.) briefed the U.S. Department of Energy (DOE) and the U.S. Environmental Protection Agency (EPA) on the Leaders Innovation Forum for Technology (LIFT) program and their Energy‒Nitrogen Nexus work. The briefing was held to […]

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Reaching Out to Residents in the 21st Century

March 21, 2014

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Cape Cod Comission  CCH2O Homepage

Government entity in Cape Cod creates an interactive website to educate about nutrient runoff   The U.S. Environmental Protection Agency and the Massachusetts Department of Environmental Protection charged the Cape Cod Commission (Barnstable, Mass.) with updating its water quality management plan, or Sec. 208 of the Clean Water Act. Later, when a court order required […]

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Upcoming WEF Webcasts Educate About Chemical Grouting, Collection-System Optimization, and Nitrogen Removal

September 16, 2013

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Chemical Grouting: Control Infiltration and Sustain Existing Sewer Collection System Assets Sept. 18, 1–3 p.m. (EST) Register now. Collection Systems: Optimize System Operations Nov. 6, 1–3 p.m. (EST) Register now. Full-Plant Deammonification for Energy Positive Nitrogen Removal Nov. 7, 1–3 p.m. (EST) Register now. Each webcast offers Professional Development Hours. Check with your state accreditation […]

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Setting Nutrient Management Priorities Using U.S. EPA’s Nitrogen and Phosphorus Pollution Data Access Tool

May 30, 2013

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EPA - Nitrogen and Phosphorus Pollution Data Access Tool

Need to reduce loadings of nitrogen and phosphorus in waterways? The U.S. Environmental Protection Agency (EPA) has a tool to help. The Nitrogen and Phosphorus Pollution Data Access Tool (NPDAT) was created to help states and other stakeholders develop source reduction strategies and numeric criteria for nitrogen and phosphorus, according to EPA’s NPDAT website. The […]

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