Question 1

What is the EPA limit for haloacetic acids (haa5) in drinking water?

Accepted Answer

The EPA Maximum Contaminant Level (MCL) for haloacetic acids (haa5) is 0.06 ppm. Public water systems must keep haloacetic acids (haa5) below this level.

Question 2

What are the health effects of haloacetic acids (haa5) in drinking water?

Accepted Answer

HAA5 (haloacetic acids) is the second most prevalent group of disinfection byproducts after TTHMs. The group includes five compounds: monochloroacetic acid, dichloroacetic acid (DCA), trichloroacetic acid (TCA), monobromoacetic acid, and di

Question 3

Where does haloacetic acids (haa5) in drinking water come from?

Accepted Answer

HAA5 forms through the same mechanism as TTHMs: disinfectants (primarily chlorine) react with natural organic matter in source water. The key distinction is that HAA5 tends to form in higher concentrations when bromide is present in the sou

Question 4

How do I remove haloacetic acids (haa5) from my drinking water?

Accepted Answer

Haloacetic Acids (HAA5) is effectively removed by: Activated Carbon, Reverse Osmosis, Anion Exchange. Look for NSF-certified filters that explicitly list haloacetic acids (haa5) reduction.

Haloacetic Acids (HAA5) in Drinking Water - EPA MCL, Health