Groundwater in Rice County contains iron, manganese, lead, arsenic, nitrate, radon, and chloride. Several of these contaminants exceed EPA health standards, which means well owners should test their water and take action if results show exceedances.
These contaminants come from a mix of sources in the local rock and soil. Iron and manganese are natural metals released from the rock as groundwater moves through it. Lead and arsenic can come from both natural rock sources and old pipes or construction materials. Nitrate enters from fertilizer and septic systems in areas with agriculture or older homes. Radon is a radioactive gas that seeps from rock deep underground.
Groundwater in this county is very hard, driven by high levels of iron and elevated calcium and magnesium from the bedrock. The non-carbonate rock here dissolves slowly as water passes through, releasing these minerals over time. Most wells in Rice County show this hard-water character along with the iron levels detected.
Wells in Rice County commonly contain arsenic, chloride, iron, lead, manganese, nitrate, radon, and sulfate at levels above EPA health standards. Arsenic and lead are serious poisons that build up in your body over time and can harm your brain, heart, and kidneys. Nitrate and radon also pose real health risks to you and your family. Manganese can affect how your nervous system works, especially in children.
The very hard water in this county's wells leaves stubborn stains on fixtures and dishes, creates scale buildup in pipes, and can make water taste or smell unpleasant. Hard water also shortens the lifespan of water heaters, dishwashers, and washing machines because minerals clog them up. You may notice reduced water pressure and higher energy bills from mineral buildup in your system.
We recommend testing your well right away since every well is different and yours could have higher or lower levels than what is common here. A comprehensive water panel that checks for metals, minerals, and bacteria costs between $200 and $400 and is the only way to know exactly what is in your water so you can treat it properly. Depending on what testing finds, treatment options like reverse osmosis, water softeners, or activated carbon filters can help protect your family.
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 ⓘ |
|---|---|---|---|---|---|
| Iron | 4 | 100% | Low | High ⓘ | |
| Manganese | 53 | 71% | Moderate | High | |
| Lead | 30 | 48% | Moderate | High | |
| Arsenic | 38 | 46% | Moderate | High | |
| Radon | 9 | 33% | Low | High ⓘ | |
| Nitrate | 46 | 15% | Moderate | High | |
| Chloride | 80 | 6% | Moderate | Moderate | |
| Sulfate | 62 | 3% | Moderate |
Moderate
Elevated concentration, not % above limit
|
|
| Nitrite | 23 | 0% | Moderate | Low | |
| PFNA ⓘ municipal | 13 | 0% | Low | Safe | |
| HFPO-DA (GenX) ⓘ municipal | 13 | 0% | Low | Safe | |
| PFOA ⓘ municipal | 13 | 0% | Low | Safe | |
| PFOS ⓘ municipal | 13 | 0% | Low | Safe | |
| PFHxS ⓘ municipal | 13 | 0% | Low | Safe | |
| Fluoride | 22 | 0% | Moderate | Low | |
| Uranium | 6 | 0% | Low | Low ⓘ | |
| pH | 13 | — | — | Low | Low |
| Sodium | 56 | — | — | Moderate | Low |
| Total Coliform | 1 | 0% | Low | Safe ⓘ | |
| E. coli | 1 | 0% | Low | Safe ⓘ | |
| Fecal Coliform | 1 | 0% | Low | Safe ⓘ | |
| Hardness | 18 | — | — | Moderate | Low |
| PFBS ⓘ municipal | 13 | — | Low | Safe |
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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