Well Water in Henrico County: What to Test and Why

High Risk
Testing Strongly Recommended 26653 samples analyzed
Top Concerns in This County
Manganese Iron Lead

Why This Happens Here

Henrico County groundwater contains arsenic, chloride, iron, lead, manganese, and radon at levels that exceed EPA health standards. These contaminants are present at concerning concentrations that well owners should address with testing and treatment.

The Early Mesozoic basin rock beneath Henrico County naturally contains metals like iron, manganese, and arsenic. Radon comes from radioactive elements in the rock itself. Chloride and lead can also be released from the rock through water contact over time, and lead may enter from old pipes or plumbing materials in homes.

Groundwater in this county is soft but contains moderate iron, which gives the water its notable mineral character. Iron concentrates in the groundwater because the basin rock contains iron-rich minerals that dissolve slowly as water moves through the ground. This iron character is common across many wells throughout the county.

What This Means for You

Wells in Henrico County have been found to contain arsenic, lead, radon, chloride, iron, and manganese at levels above EPA health standards. Arsenic and lead are serious concerns because they can build up in your body over time and cause damage to your brain, heart, and kidneys. Radon is a radioactive gas that increases lung cancer risk when you breathe it in. Iron and manganese at high levels can affect your nervous system and cause other health problems.

Iron in county wells causes orange or brown staining on fixtures, laundry, and dishes. You may notice a metallic or bitter taste in your water. The iron can clog pipes and screens over time. The good news is that wells in this county are generally soft, so you will not deal with heavy scale buildup like some areas experience.

Testing is the only way to know what is actually in your well. Every well is different, and your water could have higher or lower levels than what we see in the county overall. We recommend getting a comprehensive panel that checks for metals, minerals, bacteria, and radioactive elements, which typically costs $200 to $400. Water treatment options like reverse osmosis filters or activated carbon can address several of these concerns once you know your specific results.

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
Manganese 79 60% 28% · 13% · 60% Moderate High
Radon 4 25% 50% · 25% · 25% Low High
Iron 31 23% 48% · 29% · 23% Moderate High
Lead 41 15% 68% · 17% · 15% Moderate Moderate
Arsenic 34 12% 79% · 9% · 12% Moderate Moderate
Chloride 62 2% 90% · 8% · 2% Moderate Low
Sulfate 65 0% 97% · 3% · 0% Moderate Low
Fluoride 4 0% 100% · 0% · 0% Low Low
Uranium 2 0% 100% · 0% · 0% Low Low
Nitrite 9 0% 100% · 0% · 0% Low Low
PFBS ⓘ municipal 8 100% · 0% · 0% Low Safe
Sodium 54 Moderate Low
Total Coliform 1 0% 100% · 0% · 0% Low Safe
E. coli 1 0% 100% · 0% · 0% Low Safe
Hardness 42 Moderate Low
Fecal Coliform 1 0% 100% · 0% · 0% Low Safe
pH 25 Moderate Low
Nitrate 1 0% 100% · 0% · 0% 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 Health Context

Population-level CDC data. Not individual risk prediction.

5.8%
Cancer Prevalence
(state avg: 6.7%)
2.5%
Kidney Disease Rate
(state avg: 3.1%)
5.5%
Heart Disease Rate
(state avg: 6.7%)

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