Naphthalene
West Harris County Municipal Utility District 15
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.
23
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 | 4 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-03-05 | AE16636 | ND |
| 2018-03-05 | AE16771 | ND |
| 2018-03-05 | AE16774 | ND |
| 2018-03-05 | AE16632 | ND |
| 2019-01-28 | AE51688 | ND |
| 2019-01-28 | AE51775 | ND |
| 2019-04-23 | AE63390 | ND |
| 2019-04-23 | AE63419 | ND |
| 2020-01-13 | AE93133 | ND |
| 2020-01-13 | AE93256 | ND |
| 2020-11-05 | AF33470 | ND |
| 2021-03-09 | AF46042 | ND |
| 2021-03-09 | AF46180 | ND |
| 2021-04-27 | AF51428 | ND |
| 2021-04-27 | AF51469 | ND |
| 2022-03-01 | AF86930 | ND |
| 2022-03-01 | AF86950 | ND |
| 2022-03-01 | AF87048 | ND |
| 2022-03-01 | AF87050 | ND |
| 2023-02-22 | AG29960 | ND |
| 2023-02-22 | AG29962 | ND |
| 2023-02-22 | AG30056 | ND |
| 2023-02-22 | AG30057 | ND |