MAP: The source of Columbia's drinking water

February 13, 2012 | 9:57 a.m. CST
Columbia pumps in its water from the McBaine Bottoms, where the water is much closer to the surface. The bottoms are part of a strip of southwest Boone County that contains alluvium, a deposit of sand and mud from the Missouri River.

RELATED STORIES: Unused Columbia wells tapped to store water from river bottoms