Naphthalene
Denton County Fresh Water Supply District 8-c
NOTE: Denton County Fresh Water Supply District 8-c purchases water from Town of Little Elm which is required to test for naphthalene. Sample information shown below was taken by Town of Little Elm.
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
NOTE: Denton County Fresh Water Supply District 8-c purchases water from Town of Little Elm which is required to test for naphthalene. Sample information shown below was taken by Town of Little Elm.
| Date | Lab ID | Result |
|---|