Well Water in Amherst County: What to Test and Why

Moderate Risk
Testing Recommended 424 well tests on record
Top Concerns in This County
Manganese Iron

Why This Happens Here

Groundwater in Amherst County contains manganese, iron, and arsenic. Iron and manganese are present at elevated levels that exceed EPA health standards, while arsenic is also detected.

The crystalline rocks beneath Amherst County naturally contain iron and manganese. As groundwater slowly moves through cracks and fractures in these hard rocks, water dissolves these metals and carries them into wells. Arsenic occurs naturally in some of these same rocks and releases into the water through the same process.

Groundwater in this county is soft but distinctly high in iron. Iron concentration in the water comes from the breakdown of iron-bearing minerals in the bedrock as acidic groundwater passes through. Most wells across Amherst County show this elevated iron character.

What This Means for You

Wells in Amherst County commonly contain iron and manganese at levels that exceed EPA health standards. Iron can cause problems with your brain and nervous system over time, especially in children. Manganese has similar health concerns and can affect how your body processes certain nutrients. Arsenic is also found in some county wells and poses health risks from long-term exposure.

Water with high iron creates orange or brown staining on fixtures, laundry, and dishes. You might notice a metallic or bitter taste in the water. Iron can clog pipes and reduce water pressure over time. The good news is that the water in this county is soft, so you should not see white scale buildup on your fixtures or experience shortened appliance lifespans from hardness.

We recommend testing your well water since every well is different and yours may have higher or lower levels than what is common in the county. A comprehensive metals and minerals panel typically costs between two hundred and four hundred dollars and is the only way to know what is actually in your water so it can be properly treated. Iron and manganese can be removed with filtration systems or oxidizing filters.

Not sure if your well is affected? Get certified results in 5–7 days.

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Contaminant Detection Data

Contaminant Samples ⓘ % Above MCL ⓘ Distribution ⓘ Confidence ⓘ Risk ⓘ
Manganese 1 100%
Low High ⓘ
Iron 3 67%
Low High ⓘ
PFHxS ⓘ municipal 4 0%
Low Safe ⓘ
Nitrite 2 0%
Low Safe ⓘ
Nitrate 3 0%
Low Low ⓘ
Lead 2 0%
Low Safe ⓘ
PFOA ⓘ municipal 4 0%
Low Safe ⓘ
PFOS ⓘ municipal 4 0%
Low Safe ⓘ
Sulfate 7 0%
Low Low ⓘ
HFPO-DA (GenX) ⓘ municipal 4 0%
Low Safe ⓘ
Fluoride 7 0%
Low Low ⓘ
Chloride 7 0%
Low Low ⓘ
Arsenic 2 0%
Low Low ⓘ
PFNA ⓘ municipal 4 0%
Low Safe ⓘ
Sodium 3 —
Low Low ⓘ
pH 3 —
Low Low ⓘ
PFBS ⓘ municipal 4 —
Low Safe ⓘ
Hardness 3 —
Low 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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