Know Your Environment. Protect Your Health.

Naphthalene

Shorewood Hills Waterworks

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND40ND
2020ND20ND
2021ND20ND
2022ND20ND
20230.0650 ppb21ND - 0.130 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2018-11-19420369001ND
2018-11-19420372001ND
2019-11-18481795001ND
2019-11-18481819001ND
2019-12-09484892001ND
2019-12-09484891001ND
2020-11-16536139001ND
2020-11-16536137001ND
2021-11-16594754001ND
2021-11-16594760001ND
2022-11-21654126001ND
2022-11-21654127001ND
2023-12-08713887001ND
2023-12-087138830010.130 ppb