Stormwater Chemistry Principles for Local Source Control Specialists - Tacoma, WA

  • March 12, 2014
  • 9:00 AM - 3:30 PM
  • Center for Urban Waters, 326 E D St, Tacoma, WA 98421


  • $1,700 for up to 30 people ($25 per additional person above 30)

March 12, 2014, 9 A.M. to 3:30 P.M. (1 Day)
Center for Urban Waters
326 E D St, Tacoma, Washington 98421

Instructor: Erick McWayne, NEMA, LLC

Overview: This practical and highly acclaimed course provides a comprehensive overview of stormwater pollution chemistry and toxicology. Topics include an overview of stormwater pollutant classes, sources, characteristics, transport and fate, ecotoxicology, and BMP performance. The content is specifically designed for local source control specialists and inspectors who work with businesses to help them reduce pollutant loading in their facility's stormwater runoff.

Course Topics
General Stormwater Chemistry
  • Fates of Contaminants
  • Chemistry Basics
  • Pollutant Transport
  • Solubility Rules
  • Organic Pollutant Properties
  • Partitioning Coefficients
  • Metal Pollutant Properties
  • Complexation & Speciation
  • Cation Exchange
  • Use of Redox Potential
  • Acidity (pH)
  • Alkalinity and Hardness
  • Conductivity
  • Chemical Reaction Types
  • Vadose Zone Processes
  • Primary Soil Properties

Pollutant Chemistry and Toxicology
  • Solids (TS, TSS, TDS, SSC)
  • Nanoparticles
  • Metals
  • Salts and Other Minerals
  • Nutrients
Pollutant Chemistry and Toxicology (cont.)
  • Oxygen Demanding
  • Oil and Grease
  • Soaps and Other Surfactants
  • Endocrine Disrupting Chemicals (EDCs)
  • Persistent Organic Pollutants
  • PAHs
  • PCBs
  • Phthalates
  • Pesticides and Degradates
  • Pathogens

BMP Effectiveness
  • Performance Monitoring
  • International BMP Database
  • Concentration Reduction
  • Load Reduction
  • Efficiency Ratio
  • Summation of Loads
  • Effluent Probability Method
  • Treatment Trains
  • Emerging Technologies

Intended Audience:
Local source control specialists and compliance inspectors.

Education Level: Introductory to intermediate/refresher.

ites: A basic understanding of fundamental chemistry is recommended, but all levels will benefit from attending.

Course Materials: Course proceedings and reference material.

Credit: 4 PDUs and 0.4 CEUs for completing 4 hours of instruction.

Registration: Please register internally through the Washington State Department of Ecology

About the Instructor: Erick McWayne has twenty years of environmental chemistry experience and has conducted numerous soil and water quality investigations as well as teaching related courses. As an environmental consultant, Mr. McWayne served as a project manager for water quality investigations at numerous Department of Defense and other contaminated sites. He currently manages NEMA and teaches courses in stormwater chemistry, groundwater chemistry, contaminant transport and fate, and hydrogeology around the country.

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