Naphthalene
Mount Houston Road Municipal Utility District
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.
20
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-06-18 | AE30246 | ND |
| 2018-06-18 | AE30332 | ND |
| 2018-06-18 | AE30335 | ND |
| 2018-06-18 | AE30242 | ND |
| 2019-07-15 | AE74415 | ND |
| 2019-07-15 | AE74417 | ND |
| 2019-07-15 | AE74492 | ND |
| 2020-07-09 | AF18907 | ND |
| 2020-07-09 | AF18911 | ND |
| 2020-07-09 | AF18980 | ND |
| 2021-06-14 | AF57828 | ND |
| 2021-06-14 | AF57941 | ND |
| 2021-06-14 | AF57940 | ND |
| 2021-06-14 | AF57830 | ND |
| 2022-05-05 | AF95728 | ND |
| 2022-05-05 | AF95730 | ND |
| 2022-05-05 | AF95830 | ND |
| 2023-06-01 | AG42806 | ND |
| 2023-06-01 | AG42888 | ND |
| 2023-11-09 | AG63063 | ND |