Lou Di Gironimo, General Manager, Toronto Water, gave us a fantastic presentation on January 25, 2022 explaining why a big rainfall can cause Toronto's old combined sewers to overflow untreated into the Lake. There's an ambitious plan to fix the problem at a cost in the billions, involving digging three massive new tunnels, a new hi-tech outfall out in the Lake, plus new pumping and treatment facilities. Construction is underway, but will take many years. A recording is posted at "Recordings of Speaker Series" tab. "Recordings of Speick here to RSVP.