Your well water comes from old rock layers filled with cracks and tiny spaces underground. These are Mississippian rocks—ancient stone deposited hundreds of millions of years ago. Water seeps down through soil and settles into these fractured rocks, where your well draws it up.
Radon enters your water from radioactive materials naturally trapped in the rock. As these materials break down slowly over time, radon gas seeps into the groundwater. Iron and sulfate dissolve out of the rock itself as water sits in contact with minerals. Chloride comes from road salt spread on local highways that filters down into the ground.
Your water carries very high amounts of minerals. The hardness level is extreme, which means thick scale will build up inside pipes and water heaters. Iron will stain your sinks, toilets, and laundry orange. The sulfate and sodium give the water an unpleasant taste. You need a treatment system designed to handle multiple contaminants at once.
Radon exceeds EPA health standards in Lycoming County wells and poses a serious risk to your family. Iron, sulfate, and chloride also exceed EPA limits. This combination of contaminants means your water needs testing and likely treatment right away.
Long-term exposure to radon increases cancer risk when the gas is released into your home. High iron will stain your sinks, toilets, and laundry orange and damage pipes and appliances. Extreme sulfate levels give water a bitter taste and can upset your stomach. The water here is extremely hard, causing thick scale buildup on fixtures and shortening the life of your water heater.
Get your well tested by a state-certified lab immediately—a comprehensive metals and minerals panel runs $200–400. A basic health screen for bacteria and nitrate costs $50–100 but won't catch all the problems in your area. A whole-house treatment system combining radon removal, iron filtration, and water softening can address multiple contaminants at once.
| Contaminant | Samples ⓘ | % Above MCL ⓘ | Distribution ⓘ | Confidence ⓘ | Risk ⓘ |
|---|---|---|---|---|---|
| Radon | 46 | 61% | 26% · 13% · 61% | Moderate | High ⓘ |
| Iron | 5 | 25% | 20% · 60% · 20% | Low | High |
| Sulfate | 34 | 12% | 85% · 3% · 12% | Moderate | Moderate |
| Chloride | 88 | 9% | 86% · 4% · 9% | Moderate | Moderate |
| Uranium | 5 | 0% | 100% · 0% · 0% | Low | Low |
| Arsenic | 6 | 0% | 83% · 17% · 0% | Low | Low |
| Nitrate | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| pH | 18 | — | — | Moderate | Low |
| Fluoride | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Manganese | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Lead | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Nitrite | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Total Coliform | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| E. coli | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Sodium | 95 | — | — | Moderate | Low |
| Fecal Coliform | 1 | — | — | Low | Safe |
| Hardness | 34 | — | — | 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.
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