Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Naphthalene

Hope Water Light Comm.

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.

MORE ABOUT THIS CONTAMINANT

 

65

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015ND70ND
2016ND120ND
2017ND130ND
2018ND80ND
2019ND110ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-1114072009807ND
2014-03-1114072010207ND
2014-03-1114072009907ND
2014-03-1114072010107ND
2014-03-1114072010007ND
2014-03-1114072010307ND
2014-05-2114142008806ND
2014-05-2114142009707ND
2014-05-2114142009506ND
2014-05-2114142009606ND
2014-05-2114142009406ND
2014-05-2114142009807ND
2014-08-1914233009001ND
2014-10-2914303002701ND
2015-03-0215065000507ND
2015-04-0615100000401ND
2015-04-0615100000107ND
2015-04-0615100000501ND
2015-07-0815190002101ND
2015-10-0815282005601ND
2015-10-2015296000401ND
2016-01-2616028001307ND
2016-02-0916042000707ND
2016-04-0416098011707ND
2016-05-2416147006601ND
2016-05-2416147005901ND
2016-07-0516189010801ND
2016-07-0516189010901ND
2016-07-0516189011001ND
2016-07-0516189011101ND
2016-07-0516189011201ND
2016-07-0516189011301ND
2016-10-0516280008901ND
2017-02-2817060001801ND
2017-02-2817060001701ND
2017-02-2817060001401ND
2017-02-2817060001601ND
2017-02-2817060001501ND
2017-05-0917130008706ND
2017-05-0917130008406ND
2017-05-0917130008206ND
2017-05-0917130008506ND
2017-05-0917130008306ND
2017-05-0917130008606ND
2017-07-1817200003901ND
2017-10-0317278002101ND
2018-02-2018053003207ND
2018-05-0818130003402ND
2018-05-2118144005001ND
2018-05-2118144004901ND
2018-07-2418207000801ND
2018-07-2418207000701ND
2018-10-0318277006201ND
2018-12-0418340005501ND
2019-02-0619038004107ND
2019-05-2019141000707ND
2019-06-0419157002501ND
2019-06-0419157002601ND
2019-08-0519220002901ND
2019-08-0519220002301ND
2019-08-0519220002701ND
2019-08-0519220002601ND
2019-08-0519220002801ND
2019-08-0519220002501ND
2019-10-2919304000701ND