Contaminant MCLG2 MCL or TT2 Potential Health Effects* Sources of Contaminants Cryptosporidium zero TT3 Gastrointestinal illness (e.g., diarrhea, vomiting, cramps) Human and animal fecal waste Giardia lamblia zero TT3 Gastrointestinal illness (e.g., diarrhea, vomiting, cramps) Human and animal fecal waste Heterotrophic plate...
NPDWR – Microorganisms