Most populous county in U.S. votes ‘yes’ on landmark stormwater legislation

On Nov. 6, Los Angeles (LA) County, Calif., voters voiced support for Measure W, which establishes a parcel tax to fund the county’s Safe Clean Water Program. According to ballot ...

‘How high is your river?’ asks CrowdHydrology citizen science project

In 2010, a smartphone-based campaign that called on motorists to report roadkill sightings in California via text message inspired University of Buffalo (UB; N.Y.) hydrogeologist Chris Lowry to undertake an ...

WEF Stormwater Institute announces 2018 MS4 Award winners

On Monday, Oct. 1, 22 agencies received recognition by the fourth annual WEF National Municipal Stormwater and Green Infrastructure Awards Program. The winners received their awards at the Stormwater Congress ...


Report lays out challenges and opportunities for water quality trading programs

Compared to similar market-based environmental programs that aim to address climate change ...

Climate change and development have intensified flash floods around the world

While average temperatures gradually warm in most parts of the world, resulting ...

Survey results caution against ‘one-size-fits-all’ approach to green infrastructure outreach

Effective stormwater management requires participation from private landowners who help prevent runoff ...

Latest News

Federal stormwater legislation update: U.S. Congress passes policies proposed by WEF and partners

When President Trump signed into law the America’s Water Infrastructure Act (S. 3021) on Oct. 23 , a special federal stormwater financing task force was created. The Water  Environment Federation (WEF; Alexandria, Va.) and the National Municipal Stormwater Alliance (NMSA; Alexandria, Va.) have proposed and advocated for this task force during  the last year. The […]

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Abstracts due Nov. 12 for the WEF Stormwater and Green Infrastructure Symposium 2019

The Water Environment Federation is enthusiastically soliciting research, technology, operations, regulatory, environmental, communications and management abstracts to develop oral and poster presentations, panel discussions, and pre-conference workshops at the WEF Stormwater and Green Infrastructure Symposium 2019: Integrated Stormwater Management. Download the WEF Stormwater and GI Symposium Call for Abstracts. This symposium is crafted to deepen […]

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MS4 survey results executive summary released at WEFTEC

Earlier this year, WEF’s Stormwater Institute (SWI) conducted the National Municipal Separate Storm Sewer System (MS4) Needs Assessment Survey. The primary objectives of this survey were to identify the information and technical resource needs of MS4 permittees and to better understand MS4 stormwater program challenges. Additionally, some of the information collected from the survey will […]

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Green infrastructure limits flood risk, say insurers

A new Insurance Bureau of Canada (IBC; Toronto, Ontario) report urges communities to consider green infrastructure to limit flood risk. IBC is the national industry association representing Canada’s private home, auto, and business insurers. Its member companies make up 90% of the property and casualty insurance market in Canada. The report, Combatting Canada’s Rising Flood […]

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Satellite data helps volunteer group build rainwater systems for Middle-East schools

In the Middle East and North Africa, the World Bank estimates that as much as 85% of the region’s water supplies is used to irrigate crops. This irrigation combined with groundwater depletion and the effects of climate change leads much of the region to face chronic water shortages. Outside major metropolitan centers, inadequate water supplies […]

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Modified sand treats stormwater, protects groundwater

A research team from the University of California–Berkeley (UCB) is exploring how alternative water sources, such as stormwater, could be repurposed to help keep aquifers brimming. Joseph Charbonnet, a UCB graduate student and the lead author of a study that recently appeared in the journal Environmental Science & Technology, claims that a new treatment medium […]

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U.S. EPA seeks input on regulatory approach for managing excess flows

The U.S. Environmental Protection Agency (EPA) will host three public listening sessions to seek input on a rulemaking effort aimed at providing certainty surrounding the management of peak wet weather flows at certain municipal wastewater treatment plants. “EPA is taking action to provide municipalities with sought-after regulatory certainty so that facilities can optimize wastewater treatment […]

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Digital stormwater management puts valuable information in the cloud

Starting in early 2017, citizens curious about how Chicago’s bioswales and porous asphalt handled storms could log on and watch real-time data upload to their screens. Though the portal is no longer being updated, the test project it represented was a success. This May, the City Tech Collaborative, based at the UI LABS nonprofit research […]

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University of Arizona researchers take a fresh look at an age-old agricultural myth

A theory in debate since the mid-1800s holds that disturbing the soil in dry regions through agriculture allows rain to seep into the ground, raising moisture in the area and eventually coaxing more rain to fall. In other words, according to the University of Nebraska–Lincoln Center for Great Plains Studies, “rain follows the plow.” Support […]

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2018 U.S. EPA Campus RainWorks Challenge now open for registration

The U.S. Environmental Protection Agency’s (EPA) annual Campus RainWorks Challenge is now accepting registrants until Sept. 30. This annual competition seeks to engage with the next generation of environmental professionals; foster a dialogue about effective stormwater management; and showcase the environmental, economic, and social benefits of green infrastructure practices. To participate in this competition, teams […]

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