Know Your Environment. Protect Your Health.

Naphthalene

Harris County Municipal Utility District 383

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
2018ND20ND
2019ND10ND
2020ND10ND
2021ND20ND
2022ND10ND
2023ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-08-09AE36356ND
2018-08-09AE36455ND
2019-08-27AE81068ND
2020-05-06AF09696ND
2021-09-08AF69155ND
2021-09-08AF69194ND
2022-05-24AF98272ND
2023-05-25Q2320179001ND