Mercury in Utah Well Water

EPA Data 2025 · Risk Level: Low

Avg Level

1.342 ppb

EPA Limit

2 ppb

% Above Limit

5.8%

Risk Level

low

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

Water Quality Details

Contaminant	Mercury
Category	metal
Average Level	1.342 ppb
Maximum Level	2.973 ppb
EPA Limit (MCL)	2 ppb
% Wells Above Limit	5.8%
Affected Wells	8,700
Testing Cost	$145
Treatment Cost	$512
vs National Avg	+0.419 ppb (+45.4%)

Utah Well Water Overview

Well Users

150,000

% on Well Water

11.5%

Quality Score

74/100

Highest Risk States for Mercury

#1Kentucky18.2% above limit #2Arkansas17.3% above limit #3New Mexico17.3% above limit #4Michigan15.8% above limit #5Minnesota14.3% 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 mercury a problem in Utah well water?

In Utah, mercury levels average 1.342 ppb, with a maximum recorded level of 2.973 ppb. The EPA limit is 2 ppb. Currently 5.8% of tested wells exceed this limit, affecting approximately 8,700 wells.

How much does it cost to test for mercury in Utah?

Testing for mercury in Utah typically costs around $145. If treatment is needed, water treatment systems for mercury cost approximately $512.

What is the risk level of mercury in Utah well water?

The risk level for mercury in Utah is rated as low. The state average of 1.342 ppb is 45.4% above the national average of 0.923 ppb.

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