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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

H O E Water Supply Corporation

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND10ND
2016ND20ND
2017ND10ND
2018ND10ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-07-17AD00171ND
2016-10-21AD54354ND
2016-10-21AD54447ND
2017-05-12AD84272ND
2018-03-27AE20201ND
2019-08-15AE78936ND
2019-08-15AE79060ND
2019-10-30AE88036ND