EPA Data 2025 · Risk Level: High
| Contaminant | Manganese |
| Category | metal |
| Average Level | 8.851 ppb |
| Maximum Level | 38.577 ppb |
| EPA Limit (MCL) | 50 ppb |
| % Wells Above Limit | 20.3% |
| Affected Wells | 56,840 |
| Testing Cost | $35 |
| Treatment Cost | $1,007 |
| vs National Avg | -13.015 ppb (-59.5%) |
Our team analyzes data from EPA SDWIS & USGS to deliver accurate, up-to-date information. All data is verified and cross-referenced with official sources.