[enlightenedfool]

I found disinfectant type CAOF in my region. What does that mean? I couldn't gather. But the map shows that contaminants are not detected

[stokedmartin]

CAOF (Chloramine, formed from offsite hypochlorite)

[gricardo99]

That just "cleans" the water, mostly for microbiological contaminants. You'll want to look-up what "Contaminants" were found in your water.