Question 1

What is the EPA limit for total coliform in drinking water?

Accepted Answer

The EPA Maximum Contaminant Level (MCL) for total coliform is 0 positive samples. Public water systems must keep total coliform below this level.

Question 2

What are the health effects of total coliform in drinking water?

Accepted Answer

Total coliform bacteria are not typically harmful themselves, but their presence in drinking water is a critical indicator that the treatment system has been compromised and disease-causing organisms may be present. The EPA Revised Total Co

Question 3

Where does total coliform in drinking water come from?

Accepted Answer

Total coliform bacteria enter drinking water through multiple pathways. In treated municipal systems, contamination usually indicates a breach in the distribution system: pipe breaks, cross-connections with sewer lines, pressure losses that

Question 4

How do I remove total coliform from my drinking water?

Accepted Answer

Total Coliform is effectively removed by: Disinfection (Chlorination, UV), Filtration, Boiling. Look for NSF-certified filters that explicitly list total coliform reduction.

Total Coliform in Drinking Water - EPA MCL, Health Effects &