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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Swta - Main 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.

 

32

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
2014ND300ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-1814022098-003ND
2014-02-1814022098-002ND
2014-02-1814022098-001ND
2014-02-2414022881-003ND
2014-02-2414022881-002ND
2014-02-2414022881-001ND
2014-03-0614030838-003ND
2014-03-0614030838-002ND
2014-03-0614030838-001ND
2014-03-1014031268-001ND
2014-03-1014031268-002ND
2014-03-1014031268-003ND
2014-03-1714032350-001ND
2014-03-1714032350-002ND
2014-03-1714032350-003ND
2014-03-2414033565-001ND
2014-03-2414033565-002ND
2014-03-2414033565-003ND
2014-03-3114034662-003ND
2014-03-3114034662-001ND
2014-03-3114034662-002ND
2014-04-0714041206-002ND
2014-04-0714041206-003ND
2014-04-0714041206-001ND
2014-04-1414042340-003ND
2014-04-1414042340-002ND
2014-04-1414042340-001ND
2014-04-2114043493-003ND
2014-04-2114043493-002ND
2014-04-2114043493-001ND
2015-10-1613426055ND
2015-11-0413549428ND