Inorganic Medium Risk
Mercury
Kidney damage, nervous system disorders
Sources: Natural deposits, Coal combustion, Mining
Regulatory Limit
Zero EPA Limit (2 μg/L)
*Levels above the EPA limit are considered unsafe.
MCL Value
2 μg/L
Goal (MCLG)
0 μg/L
Violating Systems
0 nationwide
Affected Population
0 estimated
Avg Detected Level
0 μg/L in affected systems
Health Risk Assessment
Exposure to Mercury in drinking water is regulated because of its potential to cause kidney damage, nervous system disorders. The EPA has set the Maximum Contaminant Level (MCL) at 2 μg/L to protect public health.
Note: Long-term exposure above the MCL can significantly increase health risks.
Detailed Health Effects
Kidney damage, nervous system disorders
Common Sources
1
Natural deposits 2
Coal combustion 3
Mining 4
Industrial discharge National Overview
Total Tests
0
Violations Found
0
Violation Rate
0%
Treatment Methods
Coagulation/filtration
Granular activated carbon
Lime softening
Is this in your water?
Find out if your local water system has detected Mercury.
Frequently Asked Questions
What is Mercury and why is it in drinking water?
Mercury is a inorganic contaminant. Common sources include: Natural deposits, Coal combustion, Mining, Industrial discharge.
What are the health effects of Mercury in drinking water?
Kidney damage, nervous system disorders
What is the EPA limit for Mercury?
The EPA Maximum Contaminant Level (MCL) for Mercury is 2 μg/L.
How can I remove Mercury from my water?
Effective treatment methods for removing Mercury include: Coagulation/filtration, Granular activated carbon, Lime softening.
How do I test my water for Mercury?
You can check your water system's annual Consumer Confidence Report for Mercury levels, or use a certified home water testing kit. WaterQ provides the latest EPA test data for all public water systems.