Know Your Environment. Protect Your Health.

Naphthalene

Concan Water Supply Corporation

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.

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND70ND
2020ND60ND
2021ND50ND
2022ND70ND
2023ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-25AE10751ND
2018-01-25AE10558ND
2018-04-16AE22551ND
2018-08-09AE36398ND
2018-12-13AE48838ND
2019-02-28AE56712ND
2019-02-28AE56711ND
2019-02-28AE56710ND
2019-02-28AE56592ND
2019-02-28AE56588ND
2019-02-28AE56584ND
2019-08-26AE80657ND
2020-02-20AE99377ND
2020-08-12AF23217ND
2020-08-12AF23219ND
2020-08-12AF23221ND
2020-08-12AF23223ND
2020-08-12AF23289ND
2021-03-22AF47744ND
2021-05-19AF54644ND
2021-05-19AF54642ND
2021-09-22AF70823ND
2021-09-22AF70825ND
2022-03-08AF88082ND
2022-03-08AF88218ND
2022-08-16AG09482ND
2022-08-16AG09545ND
2022-08-16AG09544ND
2022-08-16AG09480ND
2022-08-16AG09478ND
2023-02-24AG30436ND
2023-08-24AG54024ND
2023-11-06AG62379ND
2023-11-06AG62381ND
2023-11-06AG62383ND
2023-11-06AG62473ND