Drinking Water Systems in Preston, Minnesota
2 water systems are reported for this city, with a combined service population of 1,462. The systems have 4 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving Preston
Preston
1,322 served1 historical record
A
Greenleafton
140 served13 historical records4 recent
C
EPA Contaminant Categories in Historical Violation Records
Revised Total Coliform Rule5 records
Coliform (TCR)3 records
Nitrate1 record
LEAD AND COPPER RULE REVISIONS1 record
Consumer Confidence Rule1 record
Lead and Copper Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.