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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Langham Creek Utility District

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.

MORE ABOUT THIS CONTAMINANT

 

33

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND50ND
2016ND80ND
2017ND60ND
2018ND50ND
2019ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-24AC51762ND
2014-04-24AC51763ND
2014-07-30AC61605ND
2014-07-30AC61537ND
2015-08-11AD03608ND
2015-08-11AD03610ND
2015-08-11AD03697ND
2015-08-11AD03692ND
2015-08-11AD03696ND
2016-02-19AD24857ND
2016-02-19AD24786ND
2016-02-19AD24790ND
2016-05-17AD37110ND
2016-05-17AD37112ND
2016-05-17AD37055ND
2016-09-14AD49889ND
2016-12-05AD60692ND
2017-02-15AD70932ND
2017-02-15AD70933ND
2017-05-11AD84025ND
2017-05-11AD84005ND
2017-05-11AD83995ND
2017-05-11AD84007ND
2018-01-22AE09694ND
2018-01-22AE09693ND
2018-01-22AE09691ND
2018-01-22AE09537ND
2018-01-22AE09561ND
2019-02-19AE54928ND
2019-02-19AE54858ND
2019-12-03AE91127ND
2019-12-03AE91055ND
2019-12-19AE92909ND