Stormwater Training & Resources

Upcoming events

    • November 13, 2025
    • 8:00 AM
    • November 14, 2025
    • 5:00 PM
    • Live Online Training
    Register


    November 13 - 14, 2025, 8 A.M. to 5 P.M. PST (2 Days)

    Pacific Time Zone
    (7 A.M. to 4 P.M. Alaska, 9 A.M. to 6 P.M. Mountain)

    Live Interactive Online Training



    Course Reviews (4.7/5): 


    Overview: This practical course provides a comprehensive overview of common surface water and stormwater pollutant sources and characteristics, contaminant behavior, treatment processes, current research, and emerging treatment technologies. Course sections are applicable to professionals working in surface water and stormwater quality management. The topics provide essential information for understanding and managing water pollutants for environmental protection and permit compliance.


    Course Topics

    Surface Water & Stormwater Chemistry
      • Pollutant Types & Sources
      • Pollutant Transport & Fate
      • Atmospheric Deposition
      • Contaminant Partitioning
      • Organic Pollutant Properties
      • Metal Pollutant Properties
      • Cation Exchange
      • Complexation & Speciation
      • Ion Precipitation
      • Particle Settling
      • Water Quality Monitoring
      • Redox Potential
      • Acidity (pH)
      • Alkalinity
      • Hardness
      • Conductivity
      • Grab versus Composite Sampling
      • Event Mean Concentrations (EMCs)
      • Pollutant Loading
      • Chemo/Pollutographs
      • Managing First Flush
      • Sediment Chemistry
      • Whole Effluent Toxicity (WET)

    Pollutant Properties
      • Thermal Pollution
      • Solids (Turbidity, TS, TSS, and SSC)
      • Total Dissolved Solids
      • Nanoparticles
      • Acid/Base Generating Material
      • Metals (Al, Ag, As, Cd, Cr, Cu, Fe, Pb, Hg, Ni, Pb, Se, Sb, and Zn)
      • Road Salts

      • Nitrogen
      • Phosphorus

      • Oxygen Demanding Pollutants

      • Petroleum Products

      • Antifreeze Glycols

      • Detergents, Soaps & Other Surfactants

    Pollutant Properties (cont.)

      • Endocrine Disrupting Chemicals (EDCs)

      • Persistent Organic Pollutants

      • PBDEs
      • PAHs
      • PCBs
      • Phthalates
      • Pesticides & Degradates

      • Micro-Rubber and 6PPDq

      • PFAS

      • Pathogens

      • Sewage & WWTP Indicators

    Treatment Processes and Performance Monitoring
      • Coagulation/Flocculation
      • Precipitation
      • Sedimentation
      • Flotation
      • Laminar Separation
      • Vortex Separation
      • Screening
      • Filtration
      • Sorption
      • Temperature Reduction
      • Acid/Base Neutralization
      • Volatilization
      • Disinfection
      • Biodegradation
      • Phytodegradation
      • Infiltration

      • Soil Reactions

      • Zero Valent Iron (ZVI)

      • Activated Carbon & Biochar

      • BMP Monitoring and Performance

      • Concentration vs. Load Reduction

      • Effluent Probability Method

      • Enhanced Nitrogen and Phosphorus Removal

      • Enhanced Metal and Organic Removal

      • Permeable Reactive Weirs


    Intended Audience: Water quality professionals seeking an improved understanding of surface water and stormwater pollutants, and their associated behavior and treatment. Scientists, engineers, enforcement staff, program managers, permit writers, and field staff will benefit from attending.


    Education Level: Introductory to advanced. General principles, current research, and advanced topics are presented to ensure all levels benefit from attending.


    Course Materials: 2025 updated course proceedings and references (344 color pages - PDF).


    Credit: 15 PDHs or 1.5 CEUs for completing 15 hours of instruction.


    Tuition: $395 individual, $295 per person for small groups of 2 - 9 people, and $250 per person for groups of 10 or more on the same registration. Register online or by calling us at (800) 385-0783.


    Location: Your home or office - anywhere you can get comfortable and online.


    About the Instructor: Erick McWayne has over thirty years of professional experience in water quality management and teaching related courses. As a consultant, he managed contaminated surface water and groundwater projects for the Department of Defense and other clients. He currently provides consulting support to environmental projects and teaches courses in contaminant chemistry, transport and fate, hydrogeology, remediation, stormwater science, and surface water management with the University of California Davis and the National Environmental Management Academy (NEMA). Between teaching and consulting, he researches and develops new water treatment technologies. 

    • November 18, 2025
    • 8:00 AM
    • November 19, 2025
    • 5:00 PM
    • Live Online Training
    Register


    November 18 - 19, 2025, 8 A.M. to 5 P.M. EST (2 Days)
    Eastern Time Zone
    (7 A.M. to 4 P.M. Central)

    Live Interactive Online Training


    Course Reviews (4.8/5): 


    Summary: This practical and highly acclaimed course provides a comprehensive overview of stormwater pollution chemistry and its applications to stormwater monitoring and BMP effectiveness. Topics include an overview of stormwater contaminant sources, characteristics, transport and fate, monitoring, treatment best management practices (BMPs), BMP selection and performance, BMP optimization, current research, and emerging treatment technologies. Surface water and groundwater protection are also covered.


    Course Topics

    Stormwater Quality Principles
      • General Stormwater Chemistry
      • Chemo/Pollutographs
      • Stormwater Monitoring
      • Grab versus Composite Sampling
      • Event Mean Concentrations
      • Pollutant Loads
      • Whole Effluent Toxicity (WET)
      • Managing First Flush
      • Sediment Chemistry
      • Common Pollutant Sources
      • Atmospheric Deposition
      • Contaminant Transport and Fate
      • Metal Pollutant Properties
      • Organic Pollutant Properties
      • Partitioning Coefficients
      • Complexation & Speciation
      • Cation Exchange
      • Redox Potential
      • Acidity (pH)
      • Alkalinity and Hardness
      • Conductivity


    Stormwater Pollutant Properties
      • Thermal Pollution
      • Solids (Turbidity, TS, TSS, TDS, and SSC)
      • Nanoparticles
      • Acid/Base Generating Material
      • Metals (Al, Ag, As, Cd, Cr, Cu, Fe, Pb, Hg, Ni, Pb, Se, Sb, and Zn)
      • Salts and Other Minerals
      • Nutrients
      • Oxygen Demanding Pollutants
      • Oil and Grease
      • Antifreeze Glycols
      • Detergents, Soaps and Other Surfactants
      • Endocrine Disrupting Chemicals (EDCs)

      • Persistent Organic Pollutants

      • PAHs

      • PCBs

      • Phthalates

    Stormwater Pollutants (cont.)

      • Pesticides and Degradates

      • Microrubber Organics

      • Pathogens


    Stormwater Treatment Processes
      • Coagulation/Flocculation
      • Precipitation
      • Sedimentation
      • Flotation
      • Laminar Separation
      • Vortex Separation
      • Screening
      • Filtration
      • Sorption
      • Temperature Reduction
      • Acid/Base Neutralization
      • Volatilization
      • Disinfection
      • Biodegradation
      • Phytodegradation
      • Soil Processes
      • Infiltration


    BMP Effectiveness
      • BMP and LID Categories
      • BMP Selection Criteria
      • Performance Assessment
      • International BMP Database
      • Concentration Reduction
      • Load Reduction
      • Efficiency Ratio
      • Summation of Loads
      • Effluent Probability Method
      • Online vs. Offline Facilities
      • Low Impact Development
      • Treatment Trains
      • Proprietary BMPs

      • Optimizing BMP Design for N and P

      • Optimizing BMP Media

      • Zero Valent Iron Applications
      • Biochar Applications

      • Improving Pathogen Removal

      • Engineered Streambeds
      • Permeable Reactive Weirs


    Groundwater and Surface Water Protection


    Intended Audience: Water quality professionals seeking an improved understanding of stormwater chemistry and its applications to monitoring, treatment, and BMP effectiveness. Scientists, engineers, field staff, policy makers, enforcement staff, and program managers will benefit from attending.

    Education Level: Current research and advanced topics are included to ensure all experience levels benefit from attending.

    Course Materials: 2025 updated course proceedings and references.


    Credit: 15 PDHs or 1.5 CEUs for completing 15 hours of instruction.


    Registration: $395, $295 per person for small groups of 2 to 9 people, $250 per person for groups of 10 or more on the same registration. Each registrant will receive their own link to join the training and may participate from any location with internet access. Register online or by calling us at (800) 385-0783.


    Location: Your home or office - anywhere you can get comfortable and online.

    About the Instructor:  Erick McWayne has over thirty years of professional experience in water quality management and teaching related courses. As a consultant, he managed contaminated surface water and groundwater projects for the Department of Defense and other clients. He currently provides consulting support to environmental projects and teaches courses in contaminant chemistry, transport and fate, hydrogeology, remediation, stormwater science, and surface water management with the University of California Davis and the National Environmental Management Academy (NEMA). Between teaching and consulting, he researches and develops new water treatment technologies.

Past events

June 17, 2025 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
May 28, 2025 Agrochemical Transport and Fate in Soil, Groundwater, and Surface Water Training Course: A Focus on Pesticides, Nitrate, and Phosphate - Live Online Training
May 13, 2025 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Live Online Training
May 08, 2025 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
May 06, 2025 Transport and Fate of Metals in Soil and Groundwater: Applying the Scenarios Approach to Inorganic Contaminated Sites Training Course - Live Online Training
April 15, 2025 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance, Design, Operation, and Maintenance - Live Online Training
December 05, 2024 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
October 10, 2024 Transport and Fate of Metals in Soil and Groundwater: Applying the Six Scenarios Approach to Inorganic Contaminated Sites (U.S. DOE 2011) Training Course - Live Online Training - CalEPA Staff Only
October 08, 2024 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Live Online Training
October 01, 2024 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
September 26, 2024 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
September 24, 2024 Transport and Fate of Metals in Soil and Groundwater: Applying the Six Scenarios Approach to Inorganic Contaminated Sites (U.S. DOE 2011) Training Course - Live Online Training
June 18, 2024 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
June 11, 2024 PFAS Transport, Fate, and Remediation in Soil, Surface Water, and Groundwater: Understanding and Managing Per- and Polyfluoroalkyl Substances Including PFOA and PFOS Course - Live Online Training
June 06, 2024 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
June 04, 2024 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Live Online Training
May 14, 2024 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
May 07, 2024 PFAS Transport, Fate, and Remediation in Soil, Surface Water, and Groundwater: Understanding and Managing Per- and Polyfluoroalkyl Substances Including PFOA and PFOS Course - Live Online Training
May 01, 2024 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance, Design, Operation, and Maintenance - CalEPA Water Boards
November 29, 2023 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance, Design, Operation, and Maintenance - Live Online Training
November 14, 2023 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
October 24, 2023 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Live Online Training
September 21, 2023 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance, Design, Operation, and Maintenance - Live Online Training
September 14, 2023 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training - CalEPA Water Boards
June 14, 2023 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
June 08, 2023 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Live Online Training
June 01, 2023 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
May 02, 2023 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
April 18, 2023 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance Studies, Design, Operation, and Maintenance - Live Online Training - CalEPA Water Boards
April 12, 2023 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
September 15, 2022 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - CalEPA Water Resources Control Board
July 12, 2022 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - CalEPA Water Resources Control Board
June 14, 2022 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
June 07, 2022 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
May 17, 2022 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course for Virginia DEQ Staff - Live Online Training
May 12, 2022 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Live Online Training
May 10, 2022 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance Studies, Design, Operation, and Maintenance - Live Online Training
April 26, 2022 Stormwater Pollutant Chemistry & Monitoring Short Course for Colorado DPHE Staff - Live Online Training
April 21, 2022 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Live Online Training
March 30, 2022 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Live Online Training
March 02, 2022 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
December 14, 2021 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance Studies, Design, Operation, and Maintenance - Live Online Training
November 03, 2021 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - California State Water Resources Control Board Staff Only - Live Online Training
September 23, 2021 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
May 11, 2021 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance Studies, Design, Operation, and Maintenance, VA DEQ Staff Only
February 24, 2021 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
December 14, 2020 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - CalEPA Water Board Staff Only
December 09, 2020 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - CalEPA Water Board Staff Only
December 02, 2020 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - CalEPA Water Board Staff Only
September 17, 2020 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Live Online Training
July 29, 2020 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance Studies, Design, Operation, and Maintenance - Live Online Training
February 25, 2020 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course, VA DEQ Staff Only - Richmond, VA
February 11, 2020 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Spokane, WA
February 05, 2020 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training - Renton, WA
January 30, 2020 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training - Renton, WA
October 22, 2019 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course: A Focus on Pesticides, Nitrogen, and Phosphorus - Renton, WA
June 27, 2019 Stormwater BMP Performance and Optimization: A Focus on BMP Performance Studies, Design, Operation, and Maintenance - Austin, TX
May 14, 2019 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Renton, WA
April 16, 2019 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Renton, WA
October 30, 2018 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance Studies, Design, Operation, and Maintenance, VA DEQ Staff Only - Richmond, VA
October 16, 2018 Agrochemical Transport and Fate in Soil, Surface Water, and Groundwater Training Course - Renton, WA
August 15, 2018 Surface Water and Stormwater Pollutant Chemistry Principles and Applications to Monitoring and Treatment Training Course - Renton, WA
April 04, 2018 Stormwater BMP Performance and Optimization Training Course: A Focus on BMP Performance Studies, Design, Operation, and Maintenance - Renton, WA
August 22, 2017 Surface Water and Stormwater Pollutant Chemistry: Principles and Applications to Monitoring and Treatment - Los Angeles, CA
April 19, 2017 Surface Water and Stormwater Pollutant Chemistry: Principles and Applications to Management and Treatment - Bellevue, WA
February 01, 2017 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management - California State Water Resources Control Board Staff Only, Sacramento, CA
January 24, 2017 Stormwater Pollutant Chemistry Short Course: Principles and Applications to Storm Water Treatment and Management - Southeast Metro Stormwater Authority, Centennial, CO
November 02, 2016 Surface Water and Stormwater Pollutant Chemistry: Principles and Applications - Union Gap, WA
September 29, 2016 Surface Water and Stormwater Pollutant Chemistry: Principles and Applications - San Diego, CA
September 27, 2016 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management - California State Water Resources Control Board, San Diego, CA
September 13, 2016 Surface Water and Stormwater Pollutant Chemistry: Principles and Applications - Spokane, WA
June 29, 2016 Surface Water and Stormwater Pollutant Chemistry: Principles and Applications - Spokane, WA
May 10, 2016 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Sacramento, CA
May 04, 2016 Stormwater Pollutant Chemistry Principles and Applications - Urban Drainage and Flood Control District, Denver, CO
April 05, 2016 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Oakland, CA
March 24, 2016 Roadway Runoff Pollutants, BMP Selection, and Performance Training Course - Rhode Island Department of Transportation (RI DOT) - Providence, RI
February 23, 2016 Stormwater Pollutant Chemistry, Monitoring, and BMP Effectiveness Training Course - Austin, TX
January 27, 2016 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Bellevue, WA
December 03, 2015 Stormwater Treatment Chemistry, Monitoring, and BMP Effectiveness - Pasadena, CA
November 17, 2015 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Fort Collins, CO
October 05, 2015 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Philadelphia, PA
October 01, 2015 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Baltimore, MD
June 02, 2015 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Harrisburg, PA
May 14, 2015 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Sacramento, CA
April 28, 2015 Stormwater Pollutant Chemistry Principles and Applications - Denver, CO
March 17, 2015 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Lansing, MI
February 17, 2015 Private Stormwater Pollutant Chemistry Short Course - SF Bay Regional Water Quality Control Board, Oakland, CA
January 22, 2015 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Honolulu, HI
January 22, 2015 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management, Honolulu, Hawaii, January 22 - 23, 2015
December 09, 2014 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Providence, RI
December 04, 2014 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Philadelphia, PA
December 02, 2014 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Alexandria, VA
October 28, 2014 Stormwater Pollutant Chemistry: Applications to Monitoring and BMP Effectiveness Training Course - Bellevue, WA
June 03, 2014 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management - CalEPA Office, Riverside, CA
May 14, 2014 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management - Cal EPA Office, Sacramento, CA
March 26, 2014 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management - Missouri DNR Office, Jefferson, MO
March 12, 2014 Stormwater Chemistry Principles for Local Source Control Specialists - Tacoma, WA
January 28, 2014 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management, Denver, Colorado, January 28 - 29, 2014
January 15, 2014 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management, Austin, Texas, January 15 - 16, 2014
November 06, 2013 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management, Portland, Oregon, November 6 - 7, 2013
October 30, 2013 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management - Indianapolis, IN
October 09, 2013 Stormwater Chemistry: Principles and Applications to Storm Water Management, Anchorage, AK, October 9 - 10, 2013
September 24, 2013 Stormwater Chemistry: Principles and Applications to Storm Water Management, Austin, Texas, September 24 - 25, 2013
September 19, 2013 Stormwater Chemistry: Principles and Applications to Storm Water Management, Richmond, Virginia, September 19 - 20, 2013
August 27, 2013 Stormwater Chemistry: Principles and Applications to Storm Water Treatment and Management, Franklin, TN
March 19, 2013 Stormwater Chemistry Principles and Applications Workshop, Sacramento, CA
February 27, 2013 Stormwater Chemistry Principles and Applications Workshop, Seattle, WA, Feb. 27 - 28, 2013

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