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Saint Helena, CA Radon Mitigation and Testing

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Time to get your home tested for Radon, but don't know where to start? Finding qualified Radon professionals can be difficult, but we've put together a list of Saint Helena, CA contractors to help you save time.

Saint Helena, CA Radon Mitigation

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Saint Helena, CA Radon Testing

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Saint Helena, California Radon Levels

We have received 1 user submitted radon level of homes in Saint Helena, CA with an average level of 3.00. This level is below the EPA recommendation for remediation. However, we recommend all homes be tested for radon regardless of your neighbor's results.


User Submitted Radon Levels City Submitted On
3 Saint Helena, CA July 05th, 2022

Saint Helena, California Radon Information

Saint Helena, CA and the 94574 zip code are located in Napa County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L, which is below the recommended levels assigned by the EPA. Saint Helena is located in a low risk area of the country. However, with any household or business, regardless of Radon Zone, it is suggested your home be tested for unsafe levels of radon.


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