Abstracts – Virginia Lakes and Watersheds Association

Session 1A – Hydrology and Hydraulics Modeling 1

CFD Modeling – More Than Just a Pretty Picture

Computational Fluid Dynamics (CFD) modeling has been a tool utilized…

Flood Forecast Alerting based on NOAA’s National Water Model

In 2018, Wood kicked-off a project with the Maryland Department…

Otterdale Road Drainage Improvement Project

In recent years, flooding along Otterdale Road has occurred during…

Session 1B – Watershed Management

Using an Interdisciplinary Approach to Assess Effects of Agricultural Best Management Practices on Stream Health

Despite increasing numbers of best management practices (BMPs)…

Drainage Improvements Choreography

This is an update on the City of Virginia Beach Lake Bradford/Chubb…

Assessing the Condition and Vulnerability of Healthy Watersheds Across the Chesapeake Region

The Chesapeake Bay Program, through its Maintain Healthy Watersheds…

Session 1C – Dam Safety 1

Recognizing Risk – The Prioritization of High Hazard Potential Dams

The FEMA HHPD grant funding bases eligibility on whether a dam…

20 Years of Dam Rehab, How We Made It Work in Virginia

Virginia NRCS has rehabilitated 13 of its 150 watershed structures…

Lake Barton – Improvements to Aging Infrastructure

Fairfax County’s dam safety program recently identified a localized…

Session 1D – Stormwater 1

Making a Clean Sweep: Lessons for PPGH Program Development & Implementation

Municipal pollution prevention and good housekeeping (PPGH) is…

The MS4 General Permit Outside Virginia: A Look at Its Evolution Nationwide

DEQ has published a Notice of Intended Regulatory Action for…

Municipal-Level Climate Change Adaptation Framework for Stormwater

Finding a way to implement high-level climate change planning…

Session 1E – TMDLs and Water Quality Modeling 1

Cost-Effective MS4 Strategies for Multiple Needs: TMDL Compliance & Resiliency Planning

A flexible approach to meet ongoing local and Bay TMDL requirements…

Total Maximum Daily Load Development and Implementation: Models, Methods, and Resources

American Society of Civil Engineers (ASCE)-Environmental and…

Session 2A – Hydrology and Hydraulics Modeling 2

Interior Drainage Hydrology & Hydraulics for the Design of a Federal Flood Risk Management Project in Downtown Norfolk

The U.S. Army Corps of Engineers (USACE) in cooperation with…

What’s The Big Difference? – A Descriptive Analysis of Common Hydrologic Modeling Programs

One of the first actions when evaluating a design is to select…

Lessons Learned from Updating a Stormwater Master Plan

C.J. Bodnar, P.E.1 City of Virginia Beach When completing…

Session 2C – Dam Safety 2

A Case Study of Dam Overtopping Protection with an Engineered Turf Revetment in Loudoun County, VA

Many existing earthen dams in Virginia do not meet requirements…

Current Best Design Practices Using Articulating Concrete Blocks (ACBs) in Super Critical Flow Conditions

This presentation will cover a brief history of the technology…

Session 2D – Stormwater 2

So You Implemented a Stormwater Utility During a Pandemic…?

Many of Virginia’s regulated MS4s face ongoing challenges with…

Greening Southside Richmond at Branch’s Baptist Church

Through a grant from the Chesapeake Bay Foundation, Mr. Rissmeyer…

A Stormwater Facility by Any Other Name Would Still Need I&M: Establishing a SWMF Inspection and Maintenance Program

Routine inspection and maintenance activities are essential for…

Session 2E – TMDLs and Water Quality Modeling 2

Characterization of Advective Dominant Ammonia Transport from Mining Facility, Catawba Creek, VA

Under the U.S EPA’s Chesapeake Bay Total Maximum Daily Load…

Development of Finite Segment Estuarine Total Phosphorous Flux Model

The James River Treatment Plant (JRTP), Newport News, VA situates…

Session 3A – Floodplain Management 1

Northwest Florida Base Level Engineering (BLE) Data Viewer: Providing Online Access to Complex Data Rich Flood Hazard Information through a Simple Visualization Utility to Support Community Resilience Activities

Base Level Engineering (BLE) flood models for 13 watersheds covering…

NFIP Risk Rating 2.0 Overview/Implementation Update

The National Flood Insurance Program is phasing in a new way…

Session 3C – Dam Safety 3

Bifurcation at South River: Using HEC-RAS to Evaluate Unique Flow Conditions

One of the first steps in a dam rehabilitation is calculating…

Challenges in Active Dam Rehabilitation

The City of Winchester owns and operates the Percy D. Miller…

Potential Failure Modes & Risk Evaluation in Dam Safety

Design criteria for dams has evolved over time, often in response…

Session 3D – Stormwater 3

Bringing Environmental and Stormwater Benefits to a Tidal Channel

Timmons Group is providing drainage and environmental improvement…

Bioengineering Solution for Infrastructure Protection and Stream Stability in Blackwater Creek

Traditional engineered bank stabilization techniques such as…

Leigh Meadow/Towlston Basin Stream Restoration and BMP Retrofits: A Tale of Constraints, Creativity, and Collaboration

Under a Stream Stabilization/Restoration, Environmental, Permitting…

Session 3E – Ecosystem Restoration 1

Assessing the Pre-Dam Removal Ecological Functions of Blackwater Creek, 90 Years after the Construction of College Lake Dam: A High Hazard Dam

Aging infrastructure and impacts from climate change have recently…

Vertebrate Community Trajectory in Regenerative Stream Conveyance (RSC) Restoration

This study assessed the trade-offs inherent in stream restorations…

Stream Restoration Site Selection – Balancing Competing Goods

As climate change, severe weather and Chesapeake Bay water quality…

Session 4A – Floodplain Management 2

Analysis of The Historic Brandywine Creek Flood of 2021

The Brandywine Creek, which flows through a densely populated…

Pulling It All Together: How the City of Norfolk is Rewriting the Floodplain Management Plan Script

In 2012, the US Army Corps of Engineers authorized a comprehensive…

Session 4B – Resiliency 1

Next Generation Stormwater Master Planning to Address Evolving Needs

Recent history has demonstrated how quickly and unexpectedly…

Developing Comprehensive Neighborhood Solutions in Southern Virginia Beach Feels Like Chasing Your Tailwater

The City of Virginia Beach has completed the Upper West Neck…

Improving Our Understanding of Surface Flooding with 1D-2D SWMM Modeling: Elbow Road Drainage Study

As part of the City of Chesapeake’s Elbow Road improvement…

Session 4C – Dam Safety 4

Remote Monitoring on Virginia Soil and Water Conservation District Dams – Part 2 (Remote Monitoring not as Hard as You Think!)

Virginia Soil and Water Conservation Districts received funding…

Emergency Detection, Evaluation, and Response at Little Creek Dam

Little Creek Dam is owned and operated by Newport News Waterworks. …

Session 4D – Stormwater 4

Evaluation and Selection of Gate Type for a Tide Gate

Virginia Beach, like many coastal communities, is experiencing…

Resilient Stormwater Pump Station Systems in Virginia Beach

The frequency and severity of storms in the Virginia Beach area…

Proactive Data Collection for Flood Warning

As water managers and engineers, it’s important to understand…

Session 4E – Ecosystem Restoration 2

Stepping Out From Behind the Desk: A Look Into Stream Restoration Construction Oversight

Alex C. Lucado[1], PE, CFM Timmons Group Katie Atkinson2,…

Living Shorelines and Fairfax County: Striving to Balance New Laws with Outdated Stabilization Practices

In the past 10 years, the Virginia General Assembly has twice…

Integrating Beaver Dam Analogues (BDAs) in Stream Restoration Projects

The science that supports constructed stream and floodplain environments…

Session 5A – Data Collection and Management 1

Applications of Reality Capture – UAVs, LIDAR, and Beyond

This session explores emerging reality capture technologies (LIDAR…

Streamlining Stormwater Structure Condition Assessments with Technology

Loudoun County has developed a web-based geospatial solution…

The VA IFLOWS Program – The Path Forward

The Integrated Flood Observing and Warning System (IFLOWS) has…

Session 5B – Resiliency 2

Ecological Resiliency & Transportation Infrastructure in an Urban Environment – Interstate 895 over Herring Run in eastern Baltimore City, Maryland

In 2018, the Maryland Transportation Authority’s (MDTA) I-895…

Challenges in Developing a Resilience Plan for Coastal Zone Urban Watershed

A stormwater “Resilience Plan” identifies specific drainage…

Climate Adaptation and Preparing for Long-Term Resilience – Living Breakwaters and Other Relevant Projects

Ramboll has undertaken several resiliency projects across Europe…

Session 5C – Climate Change

Optimizing CIP for Enhanced Climate Resiliency in the Watershed

Changes in intensity and frequency of temperature and precipitation…

Web App for Analysis of Future Climate Extreme Precipitation

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

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 – Stormwater 5

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

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

Oakdale Drainage Improvement Project: Overcoming Flood Mitigation Challenges in a Century Old Neighborhood

The Oakdale drainage area is located in the South Norfolk Historic…

Loudoun County Illicit Discharge Detection and Elimination (IDDE) Program Methods for Long Term Tracking and Follow-up of Outfalls with Suspect Discharges

Loudoun County’s Illicit Discharge Detection and Elimination…

Session 5E – Green Infrastructure/LID 1

Aging Sustainably and Effectively: Evaluating the Long-Term Performance of Proprietary Biofiltration

There are few things in life that age well; cheese and wine show…

Building a Comprehensive GI Maintenance Program for Over a Thousand Assets from the Ground Up

Within a few years, there will be over a thousand District-owned…

Seeking Sustainable Stormwater Solutions One Step at a Time

This presentation will highlight the recent successful implementation…

Session 6A – Data Collection and Management 2

Utilizing GIS for Master Planning of Lakes and Stormwater Maintenance

For this 10-year master plan, Daniel and the AMT team provided…

Whitehurst Dredged Material Management Area – A Successful Implementation of Management Planning for the Long-Term Disposal of Dredged Material in Virginia Beach, Virginia

The City of Virginia Beach converted a man-made borrow pit, formerly…

Chattahoochee River High Definition Stream Survey (HDSS): Delivering Powerful Data for Water Resource Management

The Chattahoochee River National Recreation Area (CRNRA) has…

Session 6B – Resiliency 3

Implementing a Resilient Structure to Protect Coastal and Historic Resources at Brunswick Town/Fort Anderson

How Can You Effectively Plan if the Goalposts Keep Changing? An Overview of Adaptive Pathways Planning Process

There exists much uncertainty in the watershed management community…

Session 6C – Water Supply

Effects of a Large Swimming Event in a Drinking Water Reservoir

A rising concern to lake and reservoir water quality is pharmaceuticals…

The Historical Development of a Reliable System of Water Supply for the City of Norfolk

The City of Norfolk began development of a public water supply…

Session 6D – Stormwater 6

Significance of Field Inspections and Application of Findings

Modeling stormwater facilities accurately in hydraulic programs…

Creating a Stormwater Utility Web App

The City of Fairfax began a public education campaign in Fall…

Assessment of Sources Affecting and Prediction of Event Mean Concentrations (EMCs) of Nutrients and Sediment in Urban Runoff Using Supervised Machine Learning Approaches

Urbanization results in higher runoff, sediment, and nutrients…

Session 6E – Green Infrastructure/LID 2

Retrofitting Abandoned Lots for A “Paws-itive” Use

There are many reasons why cities should consider retrofitting…

Using Green Infrastructure at the Pentagon for TMDL Compliance

Municipal Separate Storm Sewer System (MS4) Permittees in Virginia,…

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Session 1A – Hydrology and Hydraulics Modeling 1

Session 1B – Watershed Management

Session 1C – Dam Safety 1

Session 1D – Stormwater 1

Session 1E – TMDLs and Water Quality Modeling 1

Session 2A – Hydrology and Hydraulics Modeling 2

Session 2C – Dam Safety 2

Session 2D – Stormwater 2

Session 2E – TMDLs and Water Quality Modeling 2

Session 3A – Floodplain Management 1

Session 3C – Dam Safety 3

Session 3D – Stormwater 3

Session 3E – Ecosystem Restoration 1

Session 4A – Floodplain Management 2

Session 4B – Resiliency 1

Session 4C – Dam Safety 4

Session 4D – Stormwater 4

Session 4E – Ecosystem Restoration 2

Session 5A – Data Collection and Management 1

Session 5B – Resiliency 2

Session 5C – Climate Change

Session 5D – Stormwater 5

Session 5E – Green Infrastructure/LID 1

Session 6A – Data Collection and Management 2

Session 6B – Resiliency 3

Session 6C – Water Supply

Session 6D – Stormwater 6

Session 6E – Green Infrastructure/LID 2

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