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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Butler Water Department

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-2327993-1CND
2015-07-27DWS1206-1BND
2016-08-01DWS3463-1AND
2017-07-10DWS5908-3ND
2018-07-2418072325-01ND
2019-08-1919081728-001ND