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EWG's Tap Water Database — 2019 UPDATE

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Naphthalene

City of Redmond Water System

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND40ND
2014N/A00N/A
2015ND10ND
2016ND30ND
2017ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-07-1627093ND
2013-07-1709478ND
2013-07-1709477ND
2013-07-1709476ND
2013-07-1709475ND
2015-07-2211484ND
2016-07-11ND
2016-07-11ND
2016-07-11ND
2017-11-29ND