
Below 15, the level that requires action
2 public water companies list Benton as a place they supply. The biggest is Butler County Rwd 5, with about 6,457 people. The highest latest result among Benton's water companies is 1.6 parts per billion, at Butler County Rwd 5. None of the 2 with results was above 15 at its latest test. 1 found too little lead to measure.