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EWG's Tap Water Database — 2019 UPDATE

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Naphthalene

City of Donna

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND20ND
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-07-311208134001ND
2013-04-16AC16858ND
2013-07-23AC25583ND
2014-01-29AC40686ND
2014-07-23AC60708ND
2015-01-21AC77149ND
2015-07-14AC99399ND
2016-03-02AD26746ND
2016-07-14AD44291ND
2017-01-10AD64121ND
2017-07-12AD89097ND