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EWG's Tap Water Database — 2019 UPDATE

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Naphthalene

City of Hewitt

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.

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND60ND
2013ND10ND
2014ND10ND
2015ND70ND
2016ND70ND
2017ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-01-12AB77664ND
2012-01-12AB77669ND
2012-01-12AB77666ND
2012-01-12AB77665ND
2012-01-12AB77668ND
2012-01-12AB77667ND
2013-02-121302396002ND
2014-01-14AC38665ND
2015-03-23AC85765ND
2015-03-23AC85762ND
2015-03-23AC85763ND
2015-03-23AC85649ND
2015-03-23AC85645ND
2015-03-23AC85655ND
2015-10-28AD12063ND
2016-01-20AD19069ND
2016-01-20AD19012ND
2016-01-20AD19002ND
2016-04-06AD32184ND
2016-04-06AD32129ND
2016-07-13AD44165ND
2016-10-12AD53228ND
2017-02-06AD69387ND
2017-04-03AD78087ND
2017-05-02AD82274ND
2017-07-19AD90034ND
2017-10-09AD99924ND
2017-10-09AD99814ND
2017-10-31AE03236ND