Groundwater in Huron County contains iron, sulfate, and chloride that well owners should monitor. These contaminants exceed EPA health standards and warrant attention.
Iron, sulfate, and chloride dissolve naturally from the rock beneath the county. The bedrock here contains minerals that release these elements into water as it moves slowly through cracks and spaces underground.
Groundwater in this county is notable for elevated iron. Iron-bearing rock in the aquifer releases this metal as water passes through, and this characteristic is common across wells in the county.
Wells in Huron County commonly contain chloride, iron, radon, and sulfate at levels that exceed EPA health standards. Chloride at elevated levels can harm people with heart or kidney problems. Radon is a radioactive gas that increases lung cancer risk over time, especially in people who smoke. Iron and sulfate themselves are not direct poisons, but they indicate your water is picking up minerals from deep underground rock.
Beyond health concerns, wells in this county show moderate iron levels that will stain sinks, toilets, and laundry with reddish-brown marks. The elevated sulfate can give your water a bitter or metallic taste and a rotten-egg smell. These minerals also build up inside pipes and water heaters, which can shorten their lifespan.
We recommend testing your well with a comprehensive metals and minerals panel because multiple analytes exceed health standards. Every well is different, and your well 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 you can treat it properly. A comprehensive panel typically costs $200-400 and can include treatment options like reverse osmosis systems or water softeners to address iron and mineral buildup.
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 | 77 | 64% | Moderate | High | |
| Arsenic | 80 | 55% | Moderate | High | |
| Manganese | 75 | 37% | Moderate | High | |
| Sulfate | 75 | 23% | Moderate | High | |
| Chloride | 75 | 15% | Moderate | Moderate | |
| Radon | 33 | 9% | Moderate | Moderate ⓘ | |
| Fluoride | 75 | 0% | Moderate | Low | |
| HFPO-DA (GenX) ⓘ municipal | 4 | 0% | Low | Safe ⓘ | |
| Lead | 53 | 0% | Moderate | Safe | |
| Nitrate | 43 | 0% | Moderate | Low | |
| Nitrite | 41 | 0% | Moderate | Low | |
| PFHxS ⓘ municipal | 4 | 0% | Low | Safe ⓘ | |
| PFNA ⓘ municipal | 9 | 0% | Low | Safe ⓘ | |
| PFOA ⓘ municipal | 13 | 0% | Low | Safe | |
| PFOS ⓘ municipal | 4 | 0% | Low | Safe ⓘ | |
| Uranium | 18 | 0% | Moderate | Low | |
| Sodium | 75 | — | Moderate | Low | |
| pH | 91 | — | Moderate | Low | |
| PFBS ⓘ municipal | 4 | — | Low | Safe ⓘ | |
| Hardness | 75 | — | 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.
* Microbial contaminants (E. coli, coliform) reflect only samples from the last 10 years.
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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