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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Kempner WSC

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.

 

23

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
2014ND20ND
2015ND50ND
2016ND20ND
2017ND20ND
2018ND40ND
2019ND80ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-27AC40141ND
2014-08-05AC62131ND
2015-03-30AC86583ND
2015-05-18AC92414ND
2015-05-18AC92322ND
2015-08-20AD04880ND
2015-10-05AD09425ND
2016-01-14AD18397ND
2016-01-14AD18295ND
2017-01-30AD67702ND
2017-01-30AD67541ND
2018-03-01AE16452ND
2018-03-01AE16334ND
2018-10-10AE43138ND
2018-10-10AE43115ND
2019-02-06AE53301ND
2019-02-06AE53178ND
2019-04-01AE60751ND
2019-04-01AE60707ND
2019-07-01AE72842ND
2019-07-01AE72961ND
2019-07-01AE72962ND
2019-07-01AE72878ND