Groundwater in Buchanan County contains manganese, sulfate, and chloride at levels that exceed EPA health standards. These are the main contaminants well owners need to monitor and test for in their water.
These contaminants come from the coal-bearing rock layers beneath the county. Manganese and iron naturally dissolve from the rock when groundwater sits in contact with it for long periods. Sulfate and chloride can come from the same rock sources, and in some areas may be influenced by past mining or salt deposits in the deeper layers.
Groundwater in this county is moderately hard, driven by moderate sulfate levels that concentrate in the water as it filters through the rock. The Pennsylvanian rock layers that hold the county's water contain minerals that release these compounds slowly into the groundwater. Most wells in the county show these same mineral patterns, though individual wells vary in their exact levels.
Wells in Buchanan County commonly contain chloride, manganese, and sulfate at levels above EPA health standards. Manganese can affect the nervous system, especially in children, and chloride at elevated levels raises concerns for people on sodium-restricted diets or with certain health conditions. Sulfate in drinking water can cause digestive issues in some people, particularly those not accustomed to it.
The moderate hardness in county wells and elevated sulfate can create noticeable quality-of-life issues. You might see staining on fixtures and laundry, or a rotten-egg smell from the sulfate. Scale buildup in pipes and appliances happens with moderately hard water and can shorten the lifespan of water heaters and dishwashers over time.
We recommend testing your well because every well is different and yours could 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 metals and minerals panel typically costs between two hundred and four hundred dollars. Water softeners or sulfate-removal filters are options depending on what testing shows.
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 | 93 | 59% | Moderate | High | |
| Manganese | 82 | 30% | Moderate | High | |
| Sulfate | 94 | 3% | Moderate |
Moderate
Elevated concentration, not % above limit
|
|
| Chloride | 95 | 3% | Moderate |
Moderate
Elevated concentration, not % above limit
|
|
| Arsenic | 2 | 0% | Low | Low ⓘ | |
| Fluoride | 60 | 0% | Moderate | Low | |
| Lead | 31 | 0% | Moderate | Safe | |
| HFPO-DA (GenX) ⓘ municipal | 8 | 0% | Low | Safe ⓘ | |
| Sodium | 95 | — | Moderate | Low | |
| pH | 94 | — | Moderate | Low | |
| PFBS ⓘ municipal | 8 | — | Low | Safe ⓘ | |
| Hardness | 95 | — | 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.
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