Organic Low Risk
Heptachlor Epoxide
Liver damage, increased cancer risk
Sources: Breakdown product of heptachlor
Regulatory Limit
Zero EPA Limit (0.2 μg/L)
*Levels above the EPA limit are considered unsafe.
MCL Value
0.2 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 Heptachlor Epoxide in drinking water is regulated because of its potential to cause liver damage, increased cancer risk. The EPA has set the Maximum Contaminant Level (MCL) at 0.2 μg/L to protect public health.
Note: Long-term exposure above the MCL can significantly increase health risks.
Detailed Health Effects
Liver damage, increased cancer risk
Common Sources
1
Breakdown product of heptachlor National Overview
Total Tests
0
Violations Found
0
Violation Rate
0%
Treatment Methods
Granular activated carbon
Is this in your water?
Find out if your local water system has detected Heptachlor Epoxide.
Frequently Asked Questions
What is Heptachlor Epoxide and why is it in drinking water?
Heptachlor Epoxide is a organic contaminant. Common sources include: Breakdown product of heptachlor.
What are the health effects of Heptachlor Epoxide in drinking water?
Liver damage, increased cancer risk
What is the EPA limit for Heptachlor Epoxide?
The EPA Maximum Contaminant Level (MCL) for Heptachlor Epoxide is 0.2 μg/L.
How can I remove Heptachlor Epoxide from my water?
Effective treatment methods for removing Heptachlor Epoxide include: Granular activated carbon.
How do I test my water for Heptachlor Epoxide?
You can check your water system's annual Consumer Confidence Report for Heptachlor Epoxide levels, or use a certified home water testing kit. WaterQ provides the latest EPA test data for all public water systems.