Johnston, Iowa Water Violations
2 water systems serve Johnston, Iowa, providing drinking water to an estimated 25,233 people. There are 36 violations on record, though none are health-based.
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 |
|---|---|---|---|---|
| Camp Dodge Water Supply | 1,169 | Groundwater | 36 | 0 |
| Johnston Municipal Water Supply | 24,064 | Surface Water Purchased | 0 | 0 |