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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Old Egypt Subdivision

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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37

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND30ND
2016ND60ND
2017ND30ND
2018ND30ND
2019ND120ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-14AC59516ND
2014-07-14AC59555ND
2014-07-14AC59518ND
2014-07-14AC59522ND
2014-08-13AC63423ND
2014-08-13AC63421ND
2014-08-13AC63518ND
2014-08-13AC63515ND
2014-08-13AC63520ND
2014-08-13AC63417ND
2015-05-05AC90556ND
2015-05-05AC90560ND
2015-05-05AC90558ND
2016-02-17AD23973ND
2016-02-17AD23947ND
2016-02-17AD23975ND
2016-03-18AD29767ND
2016-03-18AD29769ND
2016-12-12AD61776ND
2017-07-26AD90869ND
2017-07-26AD90865ND
2017-07-26AD90861ND
2018-04-26AE24166ND
2018-04-26AE24162ND
2018-04-26AE24152ND
2019-04-16AE62657ND
2019-04-16AE62562ND
2019-04-16AE62560ND
2019-04-16AE62568ND
2019-04-16AE62655ND
2019-04-16AE62570ND
2019-04-16AE62656ND
2019-07-11AE74245ND
2019-07-11AE74244ND
2019-07-11AE74188ND
2019-12-06AE91686ND
2019-12-06AE91740ND