Keith W.

Keith W.

Keith W. is the founder of Water Is Life, an independent water quality research site. He analyzes EPA, EWG, and state testing data to rate US drinking water quality and match filtration technology to real contamination profiles — so every household can make an informed decision about what they drink.

What Are the 5 Types of Water Quality Tests?

The five main types of water quality tests are physical tests (measuring turbidity, temperature, and color), chemical tests (analyzing pH, hardness, and contaminants like chlorine and heavy metals), biological tests (detecting bacteria and pathogens), radiological tests (measuring radioactive substances), and…