Highly recommend using the Great Lakes Bathymetry page, much better detail on lake depths, as well as shape files and data :) https://www.ncei.noaa.gov/product

Highly recommend using the Great Lakes Bathymetry page, much better detail on lake depths, as well as shape files and data :) https://www.ncei.noaa.gov/products/great-lakes-bathymetry https://www.ncei.noaa.gov/products/great-lakes-bathymetry Lake Ontario (The dot that says "Toronto" is the airport. Toronto the city continues well to the east, and the water intake pipes go out into the lake in the section where it gets very deep very quickly, almost as if they planned it well or something): https://www.ngdc.noaa.gov/mgg/image/images/ontario_wallsize_300.pdf https://www.ngdc.noaa.gov/mgg/image/images/ontario_wallsize_... Lake Michigan near Chicago (Chicago has two active municipal water intake cribs, both about 2.5 miles out into the lake. The water is only about 30-40 feet deep at those points): https://www.ngdc.noaa.gov/mgg/image/images/michigan_wallsizebot_300.pdf https://www.ngdc.noaa.gov/mgg/image/images/michigan_wallsize...