"Untreated water" refers to water that has not undergone any purification or treatment processes to remove impurities, contaminants, or harmful substances that may be present in it.
Sentences with «untreated water»
Where water is unsafe, preparing formula means exposing children to the harmful bacteria found in untreated water. (infactcanada.ca)
Most of these problems are caused by urban runoff, sewage water and untreated water from waste water treatment plants. (treehugger.com)
Nobody is aware of the risks of drinking untreated water. (relevantmagazine.com)