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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Agua SUD

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.

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39

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND60ND
2015ND60ND
2016ND60ND
2017ND60ND
2018ND60ND
2019ND90ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-18AC47456ND
2014-03-18AC47469ND
2014-03-18AC47452ND
2014-08-19AC64282ND
2014-08-19AC64284ND
2014-08-19AC64328ND
2015-02-05AC79550ND
2015-05-05AC90603ND
2015-05-05AC90604ND
2015-09-22AD08052ND
2015-09-22AD08044ND
2015-09-22AD08050ND
2016-02-24AD25519ND
2016-02-24AD25517ND
2016-05-10AD36487ND
2016-09-13AD49458ND
2016-09-13AD49456ND
2016-09-13AD49496ND
2017-04-24AD80799ND
2017-04-24AD80798ND
2017-08-02AD92150ND
2017-08-02AD92148ND
2017-08-02AD92162ND
2017-11-08AE04398ND
2018-03-05AE17123ND
2018-05-14AE26459ND
2018-08-27AE38698ND
2018-08-27AE38690ND
2018-08-27AE38696ND
2018-08-31AE39196ND
2019-01-15AE50264ND
2019-01-15AE50266ND
2019-06-13AE70691ND
2019-09-17AE83887ND
2019-09-17AE83888ND
2019-09-17AE83821ND
2019-09-17AE83839ND
2019-09-17AE83837ND
2019-12-04AE91521ND