EPA Data 2025 · Risk Level: Moderate
| Contaminant | Mercury |
| Category | metal |
| Average Level | 0.32 ppb |
| Maximum Level | 1.58 ppb |
| EPA Limit (MCL) | 2 ppb |
| % Wells Above Limit | 11.9% |
| Affected Wells | 80,920 |
| Testing Cost | $80 |
| Treatment Cost | $2,856 |
| vs National Avg | -0.603 ppb (-65.3%) |
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.