Know Your Environment. Protect Your Health.

Naphthalene

Douglas Water Department

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019N/A00N/A
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

ppb = parts per billion

All test results

Date Result
2018-04-11ND
2018-04-11ND
2020-06-02ND
2020-06-02ND
2021-04-12ND
2021-04-12ND
2022-04-05ND
2022-04-05ND
2023-05-16ND
2023-05-16ND