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Well Basics

Types of Wells

Proper well construction and continued maintenance are keys to the safety of your water supply. It is important to know the type of well you have. You may be able to determine the type of well you have by looking at the outer casing and cover of the well. According to the United States Environmental Protection Agency (EPA), there are three basic types of private drinking wells:

How to Get Information on Wells Where You Live

For information specific to where you live, visit one of the links below or contact your local health department of the EPA Safe Drinking Water Hotline at (800) 426-4791.

For Rural Residents and Farmers

A private well owner informational booklet for farmers and rural area residents can be ordered through the Ministry of Agriculture, Food, and Rural Affairs in Ontario, Canada:

  1. U.S. Environmental Protection Agency. Private Drinking Water Wells. Available at
  2. U.S. Census Bureau. National and State Population Estimates. Available at

Related Links

Here at CDC

U.S. Environmental Protection Agency (EPA)

U.S. Geological Survey (USGS)

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