Perchlorate
Perchlorate is a chemical compound that contains a chlorine atom bonded to four oxygen atoms. It is a highly soluble salt that can contaminate drinking water supplies and is often used as a component in rocket fuel, explosives, and fireworks.
EPA MCLG Level
0.001 ppb
Maximum level that poses minimal health risk based on the latest science
Health Effects
Exposure to perchlorate can disrupt thyroid function by inhibiting the uptake of iodide, which is essential for the production of thyroid hormones. This can lead to hypothyroidism, developmental issues in children, and other health problems.
Affected Organs & Systems:
Common Sources
- Agricultural runoff
- Industrial discharge
- Natural deposits
How to Remove It
Water filters certified under the following NSF standards are effective at removing Perchlorate:
EPA MCLG Level
The EPA MCLG represents the maximum level that poses minimal health risk based on the latest scientific research. It's often more protective than federal legal limits.
Contaminant Type
Perchlorate is classified as a Inorganics contaminant.
This contaminant primarily affects the Thyroid, Endocrine system, and other systems.
Check Your Water
Find out if Perchlorate is in your tap water.
Search Your CityTest Your Water for This Contaminant
Public water reports may not test frequently enough or at your specific tap. Professional home testing provides current, location-specific results.

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