A person's health plus well-being and that of her family depend a lot on the quality of drinking water. Well water, for instance, should be maintained at safe levels based on local health standards. The issues that rise about untreated well water come from several factors that can result to its contamination. Since this is a stale water source, not directly exposed to sunlight, there are risks of using it in the household that everyone should be aware of. For well water to remain safe at all times, it should be tested or treated on a regular basis.
When people notice that their well is emanating some kind of odor, this can show an underlying water contamination problem.