
Below 15, the level that requires action
11 public water companies list Warren as a place they supply. The biggest is Mountain Water Company, with about 2,400 people. The highest latest result among Warren's water companies is 58 parts per billion, at Christmas Tree - Sundown Condominium. 1 of them was above 15 at their latest test. 3 found too little lead to measure. 10 are small systems serving fewer than 500 people each, such as a mobile home park, a subdivision or a business with its own well.