Drinking Water Systems in ALLEN, Colorado
1 water system are reported for this city, with a combined service population of 400. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving ALLEN
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)2 records
Antimony2 records
Total Trihalomethanes (TTHMs)2 records
Haloacetic Acids (HAA5)2 records
Lead and Copper Rule2 records
Benzene2 records
Vinyl Chloride1 record
o-Dichlorobenzene1 record
Vinyl chloride1 record
1,1,1-Trichloroethane1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.