Tag Archives: resources

USGS Updates SPARROW Streamflow Modeling Tool

The U.S. Geological Survey (USGS) has released new interactive mappers and models for its online SPAtially Referenced Regression On Watershed attributes (SPARROW) tool. The new models estimate streamflow and the concurrent yields of total nitrogen, total phosphorus, and suspended sediment in both monitored and unmonitored inland stream reaches across the country as they feed into […]

Continue Reading

New WEF publication offers guidance on modeling tools and capabilities

Selecting the best-suited model to support stormwater projects can be complicated. Today’s water quality managers must not only be able to predict peak flow rates, runoff volumes, and receiving water quality, they must also navigate stringent regulatory requirements and varying levels of resources. The Water Environment Federation’s (WEF; Alexandria, Va.) newest publication, Stormwater, Watershed, and […]

Continue Reading

What you need to know about starting a stormwater credit trading program

A new resource from Stormwater Currency guides trading-minded municipalities Just as municipal separate storm sewer system (MS4) permittees and others subject to stormwater regulations seek out the cheapest and easiest ways to achieve compliance, regulatory agencies have a vested interest in making compliance simpler without sacrificing environmental benefits. In a growing number of U.S. cities, […]

Continue Reading

Permeable pavement guide helps practitioners avoid pitfalls

To take full advantage of permeable pavement, a green alternative to traditional concrete or asphalt pavers that collect and filter stormwater runoff, infrastructure planners must take many site-specific factors into account. A new guide to permeable pavements written by researchers from the University of Florida Institute of Food and Agricultural Sciences (UF–IFAS; Gainesville) helps developers, […]

Continue Reading