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Microbiological and Chemical Exposure Assessment

EPA Microbiology Resources

Scientists in EPA’s microbiology program have developed a variety of methods to detect and study bacteria, viruses, protozoans and mold. These methods are used by EPA and state and regional water quality managers to protect human health by keeping drinking water safe.

Aeromonas
Method 1605

Coliphage
Method 1601 , 1602

Cryptosporidium
Method 1622, 1623, Images, Method Criteria

E. coli
Method 1103.1, 1603, 1604 (MI Agar), Recreationa

l Water

Enterococci
Method 1106.1, 1600, Recreational Water

Mold
Mold Detection Technology

Software Program
MPN Software Program

Total Coliforms
Method 1604 (MI Agar)

Giardia
Method 1623, Images, Method Criteria

Viruses
EPA Virus Methods Manual, Images

See Online Publications for brief descriptions of the above methods and for other publications. Additional microorganism-related Regulatory Support and Drinking Water Health documents are also available as is a listing of Approved Methods and Training modules.

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