Know Your Environment. Protect Your Health.

Naphthalene

San Jo Utilities

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND10ND
2023ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-08-21AE37889ND
2019-10-09AE86147ND
2020-12-01AF36034ND
2020-12-01AF36047ND
2021-06-30AF60179ND
2022-03-22AF90030ND
2023-11-30AG65046ND
2023-11-30AG65069ND