In the absence of water testing tools, people use color, odor, taste, and cloudiness to assess whether water is safe to drink. Unfortunately, these physical characteristics are an imperfect guide: water that will make you sick may seem fine, and water that is unappealing may in fact be safe. Because physical characteristics may cause consumers to reject certain water sources, it can be helpful to monitor them.
In future blogs, we’ll talk about chemical tests and microbial tests on water quality. Stay tuned!