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1

Stormwater Emerging Contaminants and Emerging Needs: What We Know and What We Can Do Currently

The Stormwater Management sector continues to develop and grow. With the passage of the 1987 Clean Water Act amendments, urban and suburban stormwater began to be addressed. While the legal and regulatory basis of stormwater has been around for 36 years, Phase I communities began to be permitted in 1990 and Phase II communities in […]

2

Too Hot. Too Cold. Just Right?

As part of the Virginia Stormwater Management Program MS4 Phase I Permit, the City of Virginia Beach (City) implements an Enhanced Dry Weather Screening Program.  The goals of dry weather screening and sampling is to identify and locate illicit discharges, cross-connections, and/or dumping into the City’s stormwater system.  Because many outfalls discharge directly to surface […]

3

Advancements in Flocculant Based Technologies to Achieve Optimal Effectiveness and Efficiency in the Field

Flocculant treatment systems have become common practice across the US and globally. This is due to the versatility and effectiveness of anionic polyacrylamide (PAM) and PAM enhanced BMPs and technologies. PAM has been used in agriculture since the 1950s, mining and water treatment since the 1970s, and in the 1990s was introduced to the erosion […]