Tag Archives: MS4

Los Angeles County and Flood Control District Liable for Water Quality Violations

In a March 30 ruling, the U.S. District Court for the Central District of California found Los Angeles County and the Los Angeles Flood Control District liable for violating the terms of a 2001 National Pollutant Discharge Elimination System (NPDES) permit. While the court ruled that compliance with a newer 2012 NPDES permit should be […]

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EPA Releases Reports on Paying and Planning for Green Infrastructure

In early February, the U.S. Environmental Protection Agency’s Office of Wetlands, Oceans and Watersheds Natural Estuary Program released two green infrastructure resources for municipalities. The first is a funding resource entitled “Getting to Green: Paying for Green Infrastructure, Finance Options and Resources for Local Decision-Makers.” The report summarizes various funding sources for supporting stormwater management programs […]

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WEF Seeks Steering Committee Members for New MS4 and Green Infrastructure Awards Program

In cooperation with the U.S. Environmental Protection Agency (EPA), the Water Environment Federation (WEF) is seeking nominations for the Steering Committee of the National Municipal Stormwater and Green Infrastructure Awards Program. This awards program, led by  WEF through a cooperative agreement with the EPA, was established to recognize high-performing regulated Municipal Separate Stormwater Sewer Programs […]

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CWEA Seeks Speakers for Spring Stormwater Seminar

The Chesapeake Water Environment Association (CWEA) is looking for speakers to share their knowledge and expertise at an upcoming stormwater seminar on April 16 in Linthicum Heights, Maryland. This two-track event will cover municipal separate storm sewer system (MS4) program startup. Topics such as program funding, capacity building, establishing stakeholder support, as well as data […]

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PennFuture Appeal Leads to Revised Pennsylvania Stormwater Permit

PennFuture, an environmental and public health advocacy group, and the Pennsylvania Department of Environmental Protection (DEP) filed a Stipulation of Settlement on Nov. 20 outlining revisions to Pennsylvania’s municipal stormwater permitting system. As a result, DEP will propose a revised version of Pennsylvania’s general permit for small municipal separate storm sewer systems (MS4s), known as […]

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EPA Orders 85 Pennsylvania Communities to Improve Stormwater Programs

On June 24, the U.S. Environmental Protection Agency (EPA) announced that it sent orders to 85 Pennsylvania municipalities requiring improvements to their stormwater programs. EPA issued the orders to augment Pennsylvania’s efforts to ensure effective stormwater management programs are in place to improve water quality in local streams and the Chesapeake Bay. The federal Clean […]

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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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Maryland and Virginia Release New Stormwater Permits

In late December, the Maryland Department of the Environment released three new municipal separate storm sewer system (MS4) permits for the state’s most populous areas: Baltimore, Baltimore County, and Prince George’s County. A permit for Anne Arundel County is expected soon. The stringent new stormwater permits are based on the District of Columbia’s permit and […]

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Residual Designated Authority – Friend or Foe to the Public Sector?

Residual Designated Authority, a little known Clean Water Act provision, could address existing unregulated discharges and improve equitable cost distribution among dischargers. Yet there may be unintended consequences.

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Air Force Petition Questions Retention Standard and Other Aspects of Stormwater Permit

The Air Force is challenging the ability of the U.S. Environmental Protection (EPA) to require strict stormwater retention requirements for runoff and seeks to clarify the EPA’s mandate to reduce pollutant discharges to the maximum extent practicable. The Buckley Air Force Base’s Municipal Separate Storm Sewer System (MS4) Permit requires the Air Force to reduce […]

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