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Iron Could Limit Spread of Dead Zones, Study Says

In late May, a study led by researchers at Oregon State University (OSU) and published in the journal Nature Geosciences suggests that iron released from continental margin sediments could limit the spread and duration of hypoxic areas, also known as dead zones. The iron may act as a natural limiting switch, keeping ocean systems from […]

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EPA Releases Groundwater Remediation Guidance

On May 21, the U.S. Environmental Protection Agency (EPA) released a guidance document evaluating approaches for restoring or containing contaminated groundwater at Superfund sites. The report, “Groundwater Remedy Completion of Strategy: Moving Forward with the End in Mind,” is part of a suite of EPA guidance on groundwater cleanups. According to the EPA report, “Groundwater […]

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India Prime Minister Vows To Clean Ganges

In late May, Narendra Modi became India’s newest prime minister, and upon election, he set a goal to clean the Ganges in five years, the 150th anniversary of Mahatma Gandhi’s birth. The Ganges is both a sacred river in the Hindu religion and India’s most threatened river. As part of Modi’s plan to clean the […]

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Report Covers Dissolved Metals Removal from Roadway Stormwater

In mid-May, the National Cooperative Highway Research Program (NCHRP) released the report “Measuring and Removing Dissolved Metals from Stormwater in Highly Urbanized Areas.” The issue of dissolved metals is coming to the forefront in stormwater management and is an increasing concern for regulatory agencies. This is especially true in urbanized areas with limited space for […]

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EPA Updates Federal Funding Catalogue and Releases MS4 Compendium

In June, the U.S. Environmental Protection Agency released “Post-Construction Performance Standards & Water Quality-Based Requirements: A Compendium of Permitting Approaches.” The document is a compendium of EPA and state municipal separate storm sewer system (MS4) permits. The permits included cover post-construction performance standards and effluent limitations that implement approved total maximum daily loads for impaired […]

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NOAA and USGS Release New Datasets

The National Oceanic and Atmospheric Administration (NOAA) Coastal Change Analysis Program (C-CAP) updates its national land cover and land change information every five years. NOAA recently released data on coastal intertidal areas, wetlands, and adjacent uplands gathered from 2010 to 2011 in U.S. coastal regions. The new data currently is available for California, Oregon, and […]

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USDA to Provide Assistance to Improve Water Quality

On May 21, Agriculture Secretary Tom Vilsack announced that the U.S. Department of Agriculture (USDA) will provide $33 million in assistance to farmers and ranchers. The money will be used on conservation improvements that will enhance water quality in 174 watersheds. The funding is being provided through the National Water Quality Initiative (NWQI), administered by […]

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Duke Energy Signs Natural Resources Assessment Agreement

Duke Energy — the entity responsible for a coal ash release into North Carolina’s Dan River in early February — signed an agreement on June 9 with the U.S. Fish and Wildlife Service, the North Carolina Department of Environment and Natural Resources, and the Virginia Department of Environmental Quality. The goal of the agreement is […]

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EPA Region 4 Announces Rain Catcher Award

On June 30, the U.S. Environmental Protection Agency Region 4 opened the nomination period for the first annual Rain Catcher Awards for excellence in green stormwater infrastructure implementation. Nominations will be accepted until July 31 in four categories: municipal, commercial, tribal neighborhood and community levels. Winners will be notified on August 8 and awarded at […]

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PAH Decrease Due to Austin Coal-Tar Sealant Ban

The 2006 prohibition on the use of coal-tar-based pavement sealants in Austin, Texas, has resulted in a substantial reduction in polycyclic aromatic hydrocarbon (PAH) levels, according to a new study published in the scientific journal Environmental Science and Technology by the U.S. Geological Survey (USGS). PAHs are an environmental health concern because several are probable […]

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