Marengo, Iowa Water Violations

2 water systems serve Marengo, Iowa, providing drinking water to an estimated 2,481 people. These systems have 35 health-based violations on record, meaning contaminant levels exceeded EPA maximum contaminant levels (MCLs) or required treatment standards were not met.

Select a water system below to see its full violation history, lead and copper testing results, and compliance status.

Water SystemPopulation ServedSourceViolationsHealth-Based
Iowa Valley Estates 46 Groundwater 35 35
Marengo Water Supply 2,435 Groundwater 4 0