EPA Data 2025 · Risk Level: Moderate
| Contaminant | Mercury |
| Category | metal |
| Average Level | 0.634 ppb |
| Maximum Level | 1.752 ppb |
| EPA Limit (MCL) | 2 ppb |
| % Wells Above Limit | 10.8% |
| Affected Wells | 19,440 |
| Testing Cost | $98 |
| Treatment Cost | $4,061 |
| vs National Avg | -0.289 ppb (-31.3%) |
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.