
4 public water companies list Chester as a place they supply. The biggest is Oak Hill, with about 150 people. Oak Hill has no lead test results in the EPA's public records.
4 public water companies list Chester as a place they supply. The biggest is Oak Hill, with about 150 people. 4 have no lead test results on file. 3 are small systems serving fewer than 500 people each, such as a mobile home park, a subdivision or a business with its own well.