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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Stonecrest Ranch

Naphthalene is a polycyclic aromatic hydrocarbon, or PAH, released from combustion of fossil fuels and waste incinerators, and also used as a moth repellent. PAHs increase the risk of cancer; damage the immune, nervous and reproductive systems; and can harm developing fetuses.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND10ND
2017ND20ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-10AC50157ND
2015-03-18AC85063ND
2016-06-02AD39189ND
2017-10-18AE01358ND
2017-10-18AE01430ND
2018-06-28AE32005ND
2019-08-15AE78970ND