Common Contaminants

Well owners should be aware of the potential contaminants that could impact their drinking water. Groundwater can be contaminated by natural processes, land uses, waste disposal practices, and spills or leaks. A contaminated water supply is unsafe to use without treatment even though you may have used the same water for years without getting sick.

The following people are especially susceptible to illness caused by contaminents in water:

  • Infants
  • Young children
  • Pregnant women
  • Elderly
  • People with compromised immune systems

The contaminants listed below are the most common contaminants in Wyoming.  Any of them could cause long or short-term health problems.


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