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Frequent Questions
Ground Water & Drinking Water
(Household) Private Wells
(Household) Private Wells
Are Wells Regulated?
Does the Safe Drinking Water Act (SDWA) regulate private household drinking water wells?
What are EPA's drinking water testing requirements when buying or selling a home with a private household well?
Well Maintenance
How can I identify potential sources of pollution for my private household well?
The property I live on has a private well. Are there any maintenance recommendations you can give?
We are in the process of buying a house with a well and the present owner shocked the well with bleach. Is there guidance about the practice of shocking a well?
What distance does EPA recommend between a household drinking water well and a septic system?
Well Testing
My well water tested positive for E. coli. What measures can I take to protect myself?
We had our well water tested and found 28.2 mg/L of nitrate (measured as nitrate). Is this a safe level?
What are reasons to test my private well?