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1

Atlantic Reefmaker™, Oyster Catcher™, Shell Bags and Bulkheads – A Shoreline Protection Technology Comparison in Emerald Isle, North Carolina

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The shorelines of sound-side properties in Emerald Isle, North Carolina have suffered tremendous erosional losses from hurricanes, severe winter storms and, over the past decade, rapidly rising sea levels. In 2005, Hurricane Ophelia devastated the shoreline at 206 Washington Street, prompting the owners to install a bulkhead above the mean high-water line to protect their […]

2

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

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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 […]

4

Revitalizing an EPA Brownfield, Part I: Stormwater Considerations in Master Planning and Design

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The South River Preserve, located in Waynesboro, Virginia, is currently listed as an EPA brownfield. The site received funding as part of the Natural Resource Damage Assessment and Restoration (NRDAR) program to remediate mercury contamination downstream of a decommissioned DuPont facility.   This presentation focuses on the stormwater engineering components involved in the master planning […]

5

Rockin’ the Centre Ridge BMP: Elevating Function and Enhancing Benefits Through Retrofit Design

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Under a Stream Stabilization/Restoration, Environmental, Permitting & Ancillary Services Basic Ordering Agreement, Stantec was awarded a Task Order by the Fairfax County Department of Public Works and Environmental Services (DPWES) to provide Stream Restoration and Stormwater Best Management Practice (BMP) Retrofit Design and Construction Administration services for the Centre Ridge Basin Retrofit project in Fairfax […]

6

Evaluating the Hydrology, Water-Quality, and Ecological Communities of Two Restored Urban-Suburban Streams in Northern Virginia

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The U.S. Geological Survey, in cooperation with Resource Protection Group, Inc., is conducting an intensive stream monitoring program of two restored, small (< 1.3 mi2), urban-suburban streams in Reston, Virginia. In 2010, both stream channels were restored to stabilize the banks, preventing channel incision, mass wasting of the banks, and the attendant deleterious sediment effects. […]

7

Keeping Visible and Invisible BMPs Beautiful

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Stormwater best management practices (BMPs) designed as landscape amenities in a highly public setting require regular ongoing maintenance to remain effective and attractive. Thoughtful design features make it easier to maintain the landscaped BMPs to keep them beautiful. This highly public space also has underground manufactured treatment devices (MTDs) to provide water quality treatment. The […]

8

Too Hot. Too Cold. Just Right?

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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 […]

9

A Wholistic Approach to Campus Master Planning – A Stormwater Story

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About a decade ago, Timmons Group was contacted to help address localized flooding issues on the historic Virginia State University campus. Careful consideration by the University’s Capital Outlay and Facilities Management Department resulted in selection of a professional engineering services organization with a keen understanding of the state’s changing stormwater regulations and preference for sustainable […]

10

Total Kjeldahl Nitrogen (TKN) Dispersive Flux Water Quality Modelling by using Finite Segment Method (FSM), Lake Maurepas, near New Orleans, LA

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The study investigates the impact from point source loadings into the Lake Maurepas near New Orleans, LA, which feeds into the Lake Pontchartrain, a large estuarine lake along the city of New Orleans connecting with the Gulf of Mexico.  The Gulf of Mexico along the coast of Louisiana had been experiencing numerous dead zone water […]