Well Water in Henry County: What to Test and Why

Moderate Risk
Testing Recommended 27 well tests on record
Top Concerns in This County
Pfos Arsenic

Why This Happens Here

Groundwater in Henry County contains arsenic, PFOA, and PFOS at levels that exceed EPA health standards. These contaminants are present at concentrations serious enough to warrant attention from well owners.

Arsenic occurs naturally in the crystalline rock beneath Henry County and dissolves into groundwater over time. PFOA and PFOS are human-made chemicals that enter groundwater through industrial or commercial activities and contaminated sites. Once these chemicals reach the water table, they persist in the environment and move slowly through the rock layers.

Groundwater in Henry County is soft with moderate iron content. The crystalline rock here naturally releases small amounts of iron as water flows through it, while the rock's composition keeps hardness low. Most wells in this county show similar soft water conditions, though iron levels vary from well to well.

What This Means for You

Wells in Henry County contain arsenic, PFOA, and PFOS at levels that exceed EPA health standards. Arsenic exposure can cause skin problems, increase cancer risk, and damage the nervous system and kidneys over time. PFOA and PFOS are chemicals that build up in your body and have been linked to health problems including liver damage, thyroid disease, and immune system issues.

The mineral content in county wells is generally light. Iron is present at moderate levels, which can cause reddish or brownish staining on fixtures, dishes, and laundry. Overall, the water is soft, so you probably won't experience the scale buildup and appliance damage that happens in harder water areas.

Testing is the only way to know what is actually in your well, since every well is different and your water may have higher or lower levels than the county average. We recommend a comprehensive testing panel that checks for metals and chemicals, which typically costs $200 to $400. Treatment options like activated carbon filters or ion exchange systems can remove these contaminants from your water.

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

Test Your Well Water with Tap Score →

Contaminant Detection Data

Contaminant Samples ⓘ % Above MCL ⓘ Distribution ⓘ Confidence ⓘ Risk ⓘ
Arsenic 1 100%
Low High ⓘ
PFOS ⓘ municipal 40 10%
Moderate Moderate
PFOA ⓘ municipal 40 2%
Moderate Low
PFHxS ⓘ municipal 40 0%
Moderate Safe
Nitrate 2 0%
Low Low ⓘ
Manganese 1 0%
Low Low ⓘ
Chloride 4 0%
Low Low ⓘ
Fluoride 2 0%
Low Low ⓘ
HFPO-DA (GenX) ⓘ municipal 40 0%
Moderate Safe
Iron 3 0%
Low Low ⓘ
Manganese 1 0%
Low Low ⓘ
Nitrate 2 0%
Low Low ⓘ
Sulfate 4 0%
Low Low ⓘ
Hardness 2 —
Low Low ⓘ
PFBS ⓘ municipal 40 —
Moderate Low
pH 4 —
Low Low ⓘ
Sodium 4 —
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.

Order a Tap Score Test →

Population Health Context

Population-level CDC data. Not individual risk prediction.

5.6%
Cancer Prevalence
(state avg: 6.3%)
2.9%
Kidney Disease Rate
(state avg: 3.6%)

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