Arsenic in West Virginia Well Water

EPA Data 2025 · Risk Level: Low

Avg Level

6.825 ppb

EPA Limit

10 ppb

% Above Limit

4.3%

Risk Level

low

Live DataLast updated: April 4, 2026·Source: EPA SDWIS & USGS

Water Quality Details

Contaminant	Arsenic
Category	chemical
Average Level	6.825 ppb
Maximum Level	30.769 ppb
EPA Limit (MCL)	10 ppb
% Wells Above Limit	4.3%
Affected Wells	12,040
Testing Cost	$58
Treatment Cost	$4,053
vs National Avg	+2.582 ppb (+60.8%)

West Virginia Well Water Overview

Well Users

280,000

% on Well Water

25.8%

Quality Score

58/100

Highest Risk States for Arsenic

#1Iowa17.4% above limit #2Georgia15.8% above limit #3Missouri15.8% above limit #4Alabama15.4% above limit #5Colorado14.0% above limit

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EPA SDWIS & USGS

📊

WellWaterPeek Research TeamData Specialists

Our team analyzes data from EPA SDWIS & USGS to deliver accurate, up-to-date information. All data is verified and cross-referenced with official sources.

✓ EPA SDWIS & USGS✓ Updated 2025

Frequently Asked Questions

Is arsenic a problem in West Virginia well water?

In West Virginia, arsenic levels average 6.825 ppb, with a maximum recorded level of 30.769 ppb. The EPA limit is 10 ppb. Currently 4.3% of tested wells exceed this limit, affecting approximately 12,040 wells.

How much does it cost to test for arsenic in West Virginia?

Testing for arsenic in West Virginia typically costs around $58. If treatment is needed, water treatment systems for arsenic cost approximately $4,053.

What is the risk level of arsenic in West Virginia well water?

The risk level for arsenic in West Virginia is rated as low. The state average of 6.825 ppb is 60.8% above the national average of 4.243 ppb.

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