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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

City of Brentwood

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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41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND80ND
2016ND70ND
2017ND60ND
2018ND60ND
2019ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-06-179590-008-1000ND
2014-06-179590-007-1045ND
2014-06-199590-024-0710ND
2014-06-199590-014-0945ND
2014-06-199590-006-1010ND
2014-06-199590-012-0810ND
2014-06-199590-011-0845ND
2014-06-309590-026-0750ND
2015-04-149590-006-1020ND
2015-04-149590-014-1000ND
2015-04-149590-008-0920ND
2015-04-149590-007-1000ND
2015-04-159590-026-1005ND
2015-04-159590-024-0942ND
2015-04-159590-011-0901ND
2015-04-159590-012-0917ND
2016-05-319590-006-0830ND
2016-05-319590-007-0945ND
2016-05-319590-008-0900ND
2016-06-019590-011-0800ND
2016-06-019590-026-0945ND
2016-06-019590-024-0900ND
2016-10-059590-014-1135ND
2017-08-169590-012-1000ND
2017-08-249590-006-0830ND
2017-08-249590-007-0743ND
2017-09-079590-014-0750ND
2017-09-079590-008-0828ND
2017-09-079590-026-0900ND
2018-05-079590-006-0805ND
2018-05-079590-007-0850ND
2018-05-099590-008-0830ND
2018-05-099590-012-0746ND
2018-05-109590-026-0850ND
2018-05-109590-014-0740ND
2019-05-069590-008-0855ND
2019-05-069590-007-0940ND
2019-05-069590-006-1010ND
2019-05-099590-026-1010ND
2019-05-099590-012-0910ND
2019-05-099590-014-0810ND