Is there lead in Libertyville's tap water?
5.6PPBLead in Libertyville's water at the latest test, in 2026
Below 15, the level that requires action
Below 15, the level that requires action
2 public water companies list Libertyville as a place they supply. The biggest is Libertyville's water department, with about 20,500 people. The highest latest result among Libertyville's water companies is 5.6 parts per billion, at Libertyville's water department. None of the 2 with results was above 15 at its latest test. 1 found too little lead to measure.