Cladosporium
Cladosporium is a genus of fungi that is commonly found in indoor and outdoor environments. It thrives in damp conditions and can often be found on decaying organic matter, such as wood, leaves, and soil. Cladosporium species are known for their dark green or black appearance and can produce spores that are easily airborne.
EPA MCLG Level
0 ppb
Maximum level that poses minimal health risk based on the latest science
Health Effects
Exposure to Cladosporium can lead to allergic reactions, respiratory issues, and asthma exacerbation. It may also cause skin irritation in sensitive individuals. Prolonged exposure can lead to more severe health effects, particularly in those with compromised immune systems.
Affected Organs & Systems:
Common Sources
- Indoor air
- Moldy materials
- Damp environments
How to Remove It
Water filters certified under the following NSF standards are effective at removing Cladosporium:
Filter recommendations for this contaminant are being updated.
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
Cladosporium is classified as a Fungi contaminant.
This contaminant primarily affects the Respiratory system, Skin, and other systems.
Check Your Water
Find out if Cladosporium 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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