Aspergillus niger
Aspergillus niger is a species of fungus that is commonly found in soil and decaying plant matter. It is known for its ability to produce a variety of enzymes and organic acids, which can be beneficial in industrial applications, such as food processing and biotechnology. However, it can also be a contaminant in drinking water, particularly in areas with poor sanitation or agricultural runoff.
EPA MCLG Level
0 ppb
Maximum level that poses minimal health risk based on the latest science
Health Effects
Exposure to Aspergillus niger can lead to respiratory issues, allergic reactions, and in some cases, infections in immunocompromised individuals. It can produce mycotoxins that may pose health risks if ingested or inhaled.
Affected Organs & Systems:
Common Sources
- natural deposits
- agricultural runoff
How to Remove It
Water filters certified under the following NSF standards are effective at removing Aspergillus niger:
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
Aspergillus niger is classified as a Fungi contaminant.
This contaminant primarily affects the respiratory system, immune system.
Check Your Water
Find out if Aspergillus niger 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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