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Cornell Cooperative Extension

Jefferson County

  • Agriculture
  • 4-H Youth
  • 4-H Camp Wabasso
  • Energy & Environment
  • Military Families
  • Gardening
  • Local Foods
  • Money
  • Nutrition
  • Parenting
water drops
Image by Luis Nunes Alberto

water drops

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  • Well Water
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Well Water

Homeowners with private wells are responsible for maintaining their own water supply. Annual testing and inspection are recommended to keep your drinking water safe.

Below is the list of fact sheets to help you understand and maintain your drinking water well.

  • Your Private Water Well
  • Susceptible Water Sources: Well Points, Dug Wells, Springs, Shore Wells, Surface Water, Cisterns
  • Water Tight/Vermin-Proof Well Caps
  • Common Aesthetic Groundwater Problems
  • Recommended Residential Water Quality Testing
  • Instructions for Sampling Drinking Water
  • Drinking Water Analysis Results
  • Coliform Bacteria and Your Drilled Well
  • Shock Disinfection of Water Supply Systems
  • Permanent Disinfection of Water Systems with Ultraviolet Light
  • Permanent Disinfection of Water Systems with Chlorine
  • Arsenic in Your Well Water?


To find a New York State Registered Well Contractor, visit:

 http://www.dec.ny.gov/lands/33317.html.

To find certified water testing laboratories, visit:

http://www.wadsworth.org/regulatory/elap/certified...

 .

Last updated January 12, 2021

Water Conservation and Quality

  • Drought
  • Clean Water
  • Rain Barrel
  • Well Water
  • Stream Reconstruction

Useful Resources

Information on water quality and testing:

NYS Water Resources Institute: http://wri.eas.cornell.edu

Water Systems Council:
www.watersystemscouncil.org

Events

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Cornell Cooperative Extension
Jefferson County

Cornell Cooperative Extension of Jefferson County
203 North Hamilton Street
Watertown, New York 13601
TEL: (315) 788-8450
FAX: (315) 788-8461
Jefferson@cornell.edu
Hours: 8:30 AM- 4:30 PM Monday-Friday

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