
Below 15, the level that requires action
3 public water companies list Gridley as a place they supply. The biggest is Coffey County Rwd 2e, with about 1,254 people. The highest latest result among Gridley's water companies is 2.1 parts per billion, at Coffey County Rwd 2e. None of the 3 with results was above 15 at its latest test. 2 found too little lead to measure.