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Waller Creek is one of the oldest monitoring sites in the Austin area. First a U.S. Geological Survey site in the 1950s, it is now monitored by the City of Austin through its Texas Pollutant Discharge Elimination System permit. Image credit: COA-WPD-WQM

Monitoring and Modeling: Two Sides of a Coin

The City of Austin is using monitoring and modeling to direct watershed regulations with science and to enhance stormwater control design criteria.

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Moving Dirt: Challenges in LID Construction

Use of low impact development (LID) is growing in both new developments and retrofit projects. This increase also means a growing need for contractor experience related to unique stormwater management requirements of LID. While construction is critical to long-term LID performance, success ultimately depends on designers, installers, developers, and inspectors understanding LID and coordinating across […]

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Eleven Lessons Learned from Fairfax County’s Flood Response Program

Learning from experience, Fairfax County stormwater engineers have identified 11 lessons that are important to the success of any flood response program.

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Through the Rapids: The Rocky Ride of the Stormwater Rule

Seth Brown, WEF stormwater program and policy director, discusses possible reasons and implications for the national stormwater rule not moving forward.

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Water and Wellness: Green Infrastructure for Health Co-Benefits

Social Scientist Kathleen Wolf describes the additional health and wellness benefits provided by urban green spaces associated with stormwater management.

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All the Way to the Ocean

The children’s book All the Way to the Ocean, a tale about stormwater pollution and its effects on marine life, is making it cool for kids to pick up trash.

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Colorado’s “Taupe Infrastructure”

Colorado is a headwaters state with pristine water quality from mountain streams. Low impact development (LID) is viewed as an option for maintaining those healthy waters and meeting high goals for receiving waters. Unlike many other parts of the U.S., combined sewer overflows are not a stormwater management driver in Colorado, and LID is typically […]

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Relabeling Extreme Rainfall Events To Improve Public Understanding

The 100-year rain storm is understood poorly by the public. Author Thomas Grisa describes a rating system measuring a storm’s severity rather than its rarity.

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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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Chicago’s Streets, Alleys, and Islands of the Future

In many cities, aging combined sewer infrastructure has not kept pace with the need generated by expanding concrete landscapes and a changing climate that promises more intense rainstorms. In the WEFTEC® 2013 host city of Chicago, several storms in recent years have reportedly dropped more than 5 cm (2 in.) of rain in a single […]

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