Groundwater in Clearfield County contains manganese, iron, sulfate, chloride, lead, radon, and uranium at levels that exceed EPA health standards. These contaminant levels are serious and demand your attention.
The Mississippian bedrock beneath this county naturally contains iron, manganese, and uranium. As groundwater sits in cracks and spaces within this old rock, it dissolves these metals and gases into the water over time.
Groundwater in this county is very hard, driven by elevated calcium and magnesium from the limestone and mineral-rich rock below. Iron at very high levels and sulfate at high levels are the defining characteristics of water here. These mineral traits show up across wells throughout the county.
Wells in Clearfield County commonly exceed EPA health standards for several dangerous contaminants. Lead damages brain development and nervous system function in children and causes high blood pressure in adults. Radon is a radioactive gas that increases lung cancer risk when breathed in from water vapor. Uranium also poses cancer risks with long-term exposure. Chloride, manganese, and sulfate at elevated levels can cause stomach problems and other health effects. Iron above safe levels can harm organs over time.
Wells in this county produce water that is extremely hard, which can shorten the lifespan of water heaters and dishwashers. The high iron content creates orange-brown staining on sinks, toilets, and laundry that is difficult to remove. Sulfate gives the water a bitter or unpleasant taste and can cause stomach upset. Hard water leaves thick white or tan crusty buildup on pipes, fixtures, and appliances. These issues affect daily quality of life and household maintenance.
We recommend testing your well with a comprehensive metals and radon panel right away, since every well is different and yours may have higher or lower levels than what is common in the county. Testing is the only way to know what is actually in your water so it can be properly treated. A comprehensive panel typically costs between $200 and $400. Treatment options like aeration systems combined with sediment filters and water softeners can address multiple concerns.
Not sure if your well is affected? Get certified results in 5–7 days.
Test Your Well Water with Tap Score →| Contaminant | Samples ⓘ | % Above MCL ⓘ | Distribution ⓘ | Confidence ⓘ | Risk ⓘ |
|---|---|---|---|---|---|
| Manganese | 27 | 96% | 7% · 0% · 93% | Moderate | High |
| Iron | 30 | 59% | 37% · 7% · 57% | Moderate | High |
| Sulfate | 96 | 43% | 47% · 10% · 43% | Moderate | High |
| Radon | 15 | 27% | 67% · 7% · 27% | Moderate | High ⓘ |
| Lead | 51 | 22% | 76% · 2% · 22% | Moderate | High |
| Uranium | 11 | 10% | 91% · 0% · 9% | Low | Moderate |
| Chloride | 63 | 3% | 95% · 2% · 3% | Moderate |
Moderate
Elevated concentration, not % above limit
|
| Fluoride | 2 | 0% | 100% · 0% · 0% | Low | Low ⓘ |
| Arsenic | 6 | 0% | 67% · 33% · 0% | Low | Low ⓘ |
| PFHxS ⓘ municipal | 27 | 0% | 100% · 0% · 0% | Moderate | Safe |
| HFPO-DA (GenX) ⓘ municipal | 27 | 0% | 100% · 0% · 0% | Moderate | Safe |
| PFOA ⓘ municipal | 27 | 0% | 100% · 0% · 0% | Moderate | Safe |
| PFOS ⓘ municipal | 27 | 0% | 100% · 0% · 0% | Moderate | Safe |
| PFNA ⓘ municipal | 26 | 0% | 100% · 0% · 0% | Moderate | Safe |
| Nitrate | 1 | 0% | 100% · 0% · 0% | Low | Safe ⓘ |
| Total Coliform | 1 | 0% | 100% · 0% · 0% | Low | Safe ⓘ |
| pH | 24 | — | — | Moderate | Low |
| Nitrite | 1 | 0% | 100% · 0% · 0% | Low | Safe ⓘ |
| Fecal Coliform | 1 | 0% | 100% · 0% · 0% | Low | Safe ⓘ |
| E. coli | 1 | 0% | 100% · 0% · 0% | Low | Safe ⓘ |
| Hardness | 30 | — | — | Moderate | Low |
| PFBS ⓘ municipal | 27 | — | 100% · 0% · 0% | Moderate | Safe |
| Sodium | 89 | — | — | Moderate | Low |
MCL = Maximum Contaminant Level (EPA limit for public water; used as benchmark for private wells). Distribution shows % of sampled wells in each concentration band. Methodology.
Data shows potential risk — a certified test confirms whether your water is affected.
Order a Tap Score Test →Population-level CDC data. Not individual risk prediction.
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