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.
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
Is your Cladosporium result safe? Get a free reading
Upload your tap water report (PDF or a photo) and we'll email you a plain-English explanation of each contaminant and level — free. Educational only, no medical claims.
Your upload also helps us keep local water data accurate — we only ever share anonymized, area-level summaries.
Upload my testHow to Remove It
Water filters certified under the following NSF standards are effective at removing Cladosporium:
Filter recommendations for this contaminant are being updated.
Get Cladosporium Updates
Research updates, regulation changes, and filter recommendations — in your inbox.
Free forever. Unsubscribe anytime. We never share your email.
Contaminant Type
Cladosporium is classified as a Fungi contaminant.
This contaminant primarily affects the Respiratory system, Skin, and other systems.
Related Fungi Contaminants
Check Your Water
Find out if Cladosporium is in your tap water.
Search cities for Cladosporium dataTest 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.
SimpleLab
Advanced Home Water Test
$269
Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.
Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.
Tap Score
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
Get the Weekly Water Brief
One email a week on water testing, treatment, and what water-quality data means for your home.
One email a week. Unsubscribe anytime.