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CSWEA & MWOA Fall Collection Workshop

September 27, 2023


Duluth Public Works Training Room
520 Garfield Ave
Duluth, MN 55802

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6 Wastewater Contact Hours Approved

$40 if registered in advance. Register at
$50 walk-up registration. Make checks payable to MWOA and bring the day of the event.

Questions? Contact Todd Stelmacher at or 612-741-9357.


7:45am Welcome
8:00am Equipment, Products & Procedures for Collection System Utility Locating and Operator Safety (Joe Rubbelke, Utility Logic)
9:00am Polymer Adjusting Rings (Frank Stuemke, Dakota Supply Group)
10:00am Lift Station Retrofits (Justin MacPherson, Minnesota Pump Works)
11:00am Lift Station Controls (Anthony Wright, Minnesota Pump Works)
11:50am Lunch – provided and served on-site
1:00pm Structure Lining with Polymer Resins (Grant Raisanen, Hiperline)
2:00pm WLSSD Clarifier Failure (Nathan Parr, WLSSD)
3:00pm Pipe Rehabilitation Benefitting the Community and the Environment (Alison Sumption, HR Green)
3:50pm Closing Comments
4:00pm CSWEA & MWOA Joint Planning Meeting (All are Welcome)