TABLE 1.

Principal human pathogenic bacteria identified in municipal wastewater and sewage sludge

Pathogen	Disease(s) and/or symptoms
Salmonella spp.	Salmonellosis, typhoid
Shigella spp.	Bacillary dysentery
Escherichia coli (enteropathogenic strains)	Gastroenteritis
Pseudomonas aeruginosa	Otitis externa, skin infections (opportunistic pathogen)
Yersinia enterocolitica	Acute gastroenteritis
Clostridium perfringens	Gastroenteritis (food poisoning)
Clostridium botulinum	Botulism
Bacillus anthracis	Anthrax
Listeria monocytogenes	Listeriosis
Vibrio cholera	Cholera
Mycobacterium spp.	Leprosy, tuberculosis
Leptospira spp.	Leptospirosis
Campylobacter spp.	Gastroenteritis
Staphylococcus	Impetigo, wound infections, food poisoning
Streptococcus	Sore throat, necrotizing fasciitis, scarlet fever