Polluted Runoff: Nonpoint Source (NPS) Pollution
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Nonpoint Source Pollution Technical Exchange Webinars

How to Attend the Webinars

EPA is using Microsoft Teams and Zoom to host our Nonpoint Source Tech Exchange Forums.  Once you have registered, you will receive an email with information to access the  event. 

Webcasts will be recorded and posted below once available. 

The Nonpoint Source (NPS) Technical Exchange Forum  is a series of webisodes covering  a broad variety of NPS topics.   

On this page: 

Upcoming Webcast(s):

September 21, 2023: Impacts of Wildfire on Water Quality and NPS Management

Register for this webcast HERE

Past Webcasts

  • Stormwater Management Research Updates (video) March 22, 2023

    • Adrienne Donaghue, PhD, USEPA
    • Erica Forgione, PhD, University of Maryland
    • Erica McKenzie, PhD, Temple University
    • Lauren McPhillips, PhD, Penn State University

  • Source Water Protection in NPS Management (video) January 31, 2023

    • Daniella Rossi, USEPA
    • Lynn Thorp, Clean Water Action
    • Tatiana Davila, Nebraska Department of Environment and Energy
    • Katie Basiotis, Kansas Department of Health and Environment

  • Advancing Watershed Protection Through Land Conservation (video) November 10, 2022

    • Abigail Weinberg, Open Space Institute
    • Alec King, NRCS Agricultural Conservation Easement Program - Agricultural Land Easements (ACEP-ALE)
    • Becky Roark, Beaver Watershed Alliance
    • Grady Spann, Northwest Arkansas Land Trust

  • Social Indicators in Nonpoint Source Management (video) November 16, 2021

    • Bob Sweet, Michigan Department of Environment, Great Lakes and Energy
    • Laura Luchies, Center for Social Research at Calvin University
    • Susan Bryan, Washtenaw County Water Resources Office
    • Steve Hopkins, Iowa Department of Natural Resources
    • Beatrice Jacobo , Fort Mojave Indian Tribe

  • Latest in Stormwater Research (video) July 13, 2021

    • Tom Ballestero, University of New Hampshire
    • Andy Erikson, St. Anthony Falls Laboratory
    • James Houle, University of New Hampshire
    • Bridget Wadzuk, Villanova University

References shared during webisode (pdf) (122.35 KB)

  • Applied Protection Approaches at the Watershed Scale (video) March 23, 2021
    • Peter Vincent, Michigan Department of Environment, Great Lakes and Energy 
    • Jennifer Buchanan,  Tip of the Mitt Watershed Council
    • Wendy Garland, Maine Department of Environmental Protection

  • Citizen Science and Monitoring(video)  A National NonPoint Source National Workshop Prequel, October 27 2020 

    • 30 Years of Citizen Science Water Quality Monitoring in Texas: Challenges, Solutions, and Lessons Learned
      Jenna Walker, Deputy director of Watershed Services, The Meadow Center for Water and the Environment
    • Arkansas Stream Team: 25 Years Lessons Learned and a Vision for the Future,
      Tate Wentz, Stream Team Coordinator, Arkansas Fish and Game Commission
    • Volunteer Monitoring and Water Quality Education in Oklahoma during COVID-19 and Beyond
      Rebecca Bond, PhD, Director of Blue Thumb, Oklahoma Conservation Commission
       
  • Introduction to STEPL 4.4b  (video) presented by Tetra Tech Inc. October 7 2020,  and Introduction to STEPL 4.4,(video) presented by Tetra Tech Inc. on March 20, 2018. The webcast provided an overview of  STEPL and how to use it. STEPL is a planning-level spreadsheet model intended to facilitate the estimation of nutrient and sediment load reductions associated with Clean Water Act Section 319 projects at a HUC-12 watershed scale.  
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Last updated on May 15, 2023