Tests show lower levels of drinking water contaminant

City to hold public hearing on treatment options.
Friday, October 30, 2009 | 12:01 a.m. CDT; updated 4:50 p.m. CDT, Friday, October 30, 2009

COLUMBIA — The levels of a cancer-causing compound in Columbia's drinking water dropped significantly after the city began adding chloramine to its treatment process in August. But whether that change is the direct cause of the decline and whether it will be enough to ensure levels of the contaminant don't rise again remains in question.

advertisements