EPA Data 2025 · Risk Level: Low
| Contaminant | Mercury |
| Category | metal |
| Average Level | 1.064 ppb |
| Maximum Level | 5.283 ppb |
| EPA Limit (MCL) | 2 ppb |
| % Wells Above Limit | 5.5% |
| Affected Wells | 23,100 |
| Testing Cost | $33 |
| Treatment Cost | $401 |
| vs National Avg | +0.141 ppb (+15.3%) |
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.