The water comes from Lake Michigan, a surface water source, through an intake pipe located about a mile offshore. The lake water is treated, settled, filtered and disinfected as it goes through the Water Filtration Plant.
Other common sources of drinking water (both tap water and bottled water) include rivers, lakes, streams, ponds, reservoirs, springs, and wells.

One of many control panels located in the WFP.

A view of the round tank.

New baffles in one of the tanks.