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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Pecan Grove MUD

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.

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62

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015ND140ND
2016ND170ND
2017ND90ND
2018ND80ND
2019ND80ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-05AC41653ND
2014-02-05AC41505ND
2014-02-05AC41507ND
2014-04-01AC48935ND
2014-08-15AC64092ND
2014-10-02AC68765ND
2015-01-14AC76321ND
2015-01-14AC76323ND
2015-01-14AC76335ND
2015-01-14AC76245ND
2015-01-14AC76239ND
2015-01-14AC76235ND
2015-04-07AC87545ND
2015-04-07AC87508ND
2015-09-30AD09165ND
2015-09-30AD09166ND
2015-09-30AD09168ND
2015-10-26AD11748ND
2015-10-26AD11746ND
2015-10-26AD11749ND
2016-01-21AD19438ND
2016-01-21AD19439ND
2016-01-21AD19441ND
2016-01-21AD19440ND
2016-01-21AD19291ND
2016-01-21AD19299ND
2016-01-21AD19293ND
2016-01-21AD19285ND
2016-05-06AD35921ND
2016-05-06AD35922ND
2016-09-08AD48496ND
2016-09-08AD48486ND
2016-09-08AD48492ND
2016-09-23AD51202ND
2016-12-07AD60934ND
2016-12-07AD60936ND
2016-12-07AD60922ND
2017-02-01AD68203ND
2017-02-01AD68117ND
2017-05-02AD82220ND
2017-09-11AD95499ND
2017-09-11AD95503ND
2017-09-11AD95495ND
2017-09-11AD95632ND
2017-09-11AD95630ND
2017-09-11AD95631ND
2018-02-02AE12322ND
2018-02-02AE12285ND
2018-03-26AE19934ND
2018-03-26AE19976ND
2018-03-26AE19954ND
2018-03-26AE20085ND
2018-03-26AE20076ND
2018-03-26AE20073ND
2019-01-14AE49680ND
2019-01-14AE49585ND
2019-04-11AE62160ND
2019-04-11AE62157ND
2019-04-11AE62098ND
2019-04-11AE62102ND
2019-07-15AE74423ND
2019-07-15AE74495ND