2021 Abstracts – Virginia Lakes and Watersheds Association

Session 1A – Stormwater 1

City of Portsmouth Olde Towne Pump Station

The City of Portsmouth’s Olde Towne Historic District experiences…

Between a Rock and Hard Place: Rehabilitating a Storm System Around a Difficult Site

A storm system in the city of Suffolk, VA requires a structure…

What is “Positive Grade” – Draining Neighborhood Streets in Hampton Roads

Timmons Group is providing drainage and street improvement services…

Session 1B – Data Collection and Management 1

Session 1C – Floodplain Management 1

Session 1D – TMDLs

The Use of Nutrient Credit Acquisition Using Private Exchanges to “Buy” COVID-19 Recovery Time for MS4 Chesapeake Bay TMDL Pollution Reduction Compliance

The Commonwealth of Virginia’s November 2010 Chesapeake Bay…

Session 1E – Ecosystem Restoration

Northern Virginia Stream Restoration Bank (NVSRB) – Wetland Success?? Case Study of an Urban Stream Priority 1 Restoration Project Restoring Riparian Wetlands

Wetland Studies and Solutions, Inc. (WSSI), a Davey Company,…

Engineered Ecosystems, a Cyborg Approach to Ecosystem Restoration – Grand Lake St. Mary’s Littoral Wetland Restoration

Direct modification of an ecosystem as a whole is beyond the…

Snakeden Branch at Lake Audubon Stream Restoration: A Tale of Constraints, Creativity, and Collaboration

Under a Stream Stabilization/Restoration, Environmental, Permitting…

Session 2A – Stormwater 2

Stormwater Management Issues: Are We Doing the Right Thing When Dealing with Seemingly Insignificant Increases in Impervious Areas?

Any addition of impervious area within a watershed, big or small,…

Communication is Key

Communication is likely the make it or break it factor in determining…

Making Waves in Stormwater Master Planning: A Case Study on Project Prioritization in Linkhorn Bay

To combat the challenges of increased storm intensity and sea…

Session 2B – Data Collection and Management 2

Flood Watch Monitoring and Observations for a High Hazard Dam – a Microsoft O365 Solution

A ‘High Hazard’ dam has the potential to cause loss of human…

Session 2C – Floodplain Management 2

Session 2D – Water Quality Modeling 1

Session 2E – Rural and Agricultural Issues 1

2021 Update-Phase III of the Chesapeake Bay Watershed Implementation Plan, Agricultural Sector Goals and Actions Part 1

One year after sediment and nutrient reduction goals were finalized,…

2021 Update-Phase III of the Chesapeake Bay Watershed Implementation Plan, Agricultural Sector Goals and Actions Part II

As a continuation to 2021 UPDATE-PHASE iii OF THE CHESAPEAKE…

Session 3A – Stormwater 3

Bringing a Stormwater Master Plan to Life – Challenges Faced During Design of Level 2 Wet Pond at USCG Base Portsmouth

Stormwater Master Planning helps to identify where future investments…

Session 3B – Dam Safety 1

Session 3C – Floodplain Management 3

Compound Urban Flooding: The Emerging Hazard for Large Metropolitan Areas Located Along Tidal Rivers

Compound floods from the co-occurrence of multiple flood drivers…

Session 3D – Water Quality Modeling 2

Radiological Water Quality Modeling for a Worst-Case Catastrophic Failure from Proposed Uranium Mine Site, Coles Hill, Virginia

Effects of Instantaneous and Continuous spill of Radium-226/224…

Hydrilla-based Phytoremediation Water Quality Management Strategy to Reduce Lead Concentrations in an Urban Lake, Central Florida

Urban lakes are common throughout the United States and are susceptible…

Session 3E – Rural and Agricultural Issues 2

An Interdisciplinary Approach for Determining Efficacy of Agricultural Best Management Practices

Despite increasing numbers of agricultural best management practices…

Session 4A – Stormwater 4

Beyond the ERU – The Potential for a New Rate Structure Methodology for Virginia Stormwater Utilities

Historically, stormwater utilities (SWUs) in Virginia and around…

Session 4B – Dam Safety 2

The Applicability of Filter Compatibility Evaluation Procedures for Existing Embankment Dams – Hearthstone Lake Dam Case Study and General Evaluation and Design Considerations

Hearthstone Lake Dam was constructed in the mid-1960s in Augusta…

Session 4C – Resiliency

Session 4D – Water Quality

Epilimnetic Mixing Deepens Maximum Phytoplankton Biomass and Reduces Phytoplankton Biodiversity in a Eutrophic Reservoir

Phytoplankton are primary producers which are critical for reservoir…

Session 5A – Stormwater 5

We Need To Talk: Coordinating Unavoidable Revisions to Approved SWM Plans with Approving Authorities

This presentation will discuss recent experiences in navigating…

Session 5B – Dam Safety 3

Remote Monitoring on Virginia Soil and Water Conservation District Dams (Remote Monitoring is Easier Than You Think!)

Virginia Soil and Water Conservation Districts received funding…

Working with Dam Owners to Implement Virginia’s Special Criteria Reduction for High Hazard Dams

In December of 2010, the Virginia DCR Dam Safety Regulations…

Session 5C – H&H Modeling

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

The study investigates the impact from point source loadings…

Web App for Analysis of Future Climate Extreme Precipitation

Due to climate change, the shape of future extreme precipitation…

Determination of Advective or Diffusive/Dispersive Water Quality Flux Domain of the Lower Portion of the James River in Richmond, Virginia

The Peclet number is a flux characteristic parameter which represents…

Make Time for the Little Things: Balancing Future Deeds with Current Needs

Virginia is one of the most vulnerable states when it comes to…

Session 5D – Green Infrastructure

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

The Stormwater Management sector continues to develop and grow.…

Finding the Elusive Sites for Hydrodynamic Separators Using Stormwater Master Plan Models

Due to the increasing cost of stormwater treatment, the City…

Session 6A – Stormwater 6

Problem to Product: Evaluating the Use of Stormwater Pond Algae to Bioremediate Ponds and Generate Compost

While stormwater ponds are an effective best management practice…

Porous Paver/Pavement Best Management Practices (BMPs): Long-Term Performance Tracking and Analysis

Fairfax County currently utilizes over 110 Public Porous Paver/Pavement…

Session 6B – Dam Safety 4

Session 6C – Climate Change

The Development of Climate Change Indicator Maps to Improve Estimates of the Design Storm Across Virginia

The design storm is a fundamental parameter for risk and vulnerability…

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Session 1A – Stormwater 1

Session 1B – Data Collection and Management 1

Session 1C – Floodplain Management 1

Session 1D – TMDLs

Session 1E – Ecosystem Restoration

Session 2A – Stormwater 2

Session 2B – Data Collection and Management 2

Session 2C – Floodplain Management 2

Session 2D – Water Quality Modeling 1

Session 2E – Rural and Agricultural Issues 1

Session 3A – Stormwater 3

Session 3B – Dam Safety 1

Session 3C – Floodplain Management 3

Session 3D – Water Quality Modeling 2

Session 3E – Rural and Agricultural Issues 2

Session 4A – Stormwater 4

Session 4B – Dam Safety 2

Session 4C – Resiliency

Session 4D – Water Quality

Session 5A – Stormwater 5

Session 5B – Dam Safety 3

Session 5C – H&H Modeling

Session 5D – Green Infrastructure

Session 6A – Stormwater 6

Session 6B – Dam Safety 4

Session 6C – Climate Change

Session 6D – Watershed Management

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