What if I have a Private Well? Nitrate Pollution

This brief factsheet from the Community Water Center provides tips to private well owners on how to ensure the health of their drinking water.  


If you are served by your own private well, then you are solely responsible for the quality of that water. There are no requirements or regulations regarding testing, quality, or reporting of private wells under the state and federal Safe Drinking Water Acts. However, most county ordinances set basic construction permit requirements before a well can be drilled, and some require testing of private wells before a title can change hands on a residential property. Overall, there is virtually no oversight of private wells in California. All maintenance and repairs are the responsibility of the landowner, and to get water quality information you will need to do your own water testing.

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