Drinking Water Systems in KOBLERVILLE, Northern Mariana Islands
1 water system are reported for this city, with a combined service population of 79. The systems have 73 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving KOBLERVILLE
EPA Contaminant Categories in Historical Violation Records
Revised Total Coliform Rule8 records
Nitrate5 records
Benzene4 records
Arsenic2 records
Barium2 records
Cyanide2 records
Fluoride2 records
Thallium2 records
Thallium, Total2 records
Endrin2 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.