Grinnell, Iowa Water Violations
2 water systems serve Grinnell, Iowa, providing drinking water to an estimated 9,877 people. These systems have 34 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 System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Grinnell Water Department | 9,564 | Groundwater | 42 | 33 |
| Grinnell MHP Mhc | 313 | Groundwater Purchased | 8 | 1 |