Know Your Environment. Protect Your Health.

Naphthalene

Harris County Water Control and Improvement District 114

NOTE: Harris County Water Control and Improvement District 114 purchases water from North Harris County Regional Water Authority which is required to test for naphthalene. Sample information shown below was taken by North Harris County Regional Water Authority.

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.

 

0

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND40ND
2020ND40ND
2021ND60ND
2022ND40ND
2023ND40ND

ppb = parts per billion

All test results

NOTE: Harris County Water Control and Improvement District 114 purchases water from North Harris County Regional Water Authority which is required to test for naphthalene. Sample information shown below was taken by North Harris County Regional Water Authority.

Date Lab ID Result