Naphthalene
City of La Joya
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.
11
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 | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-06-11 | AE29894 | ND |
| 2018-09-12 | AE39858 | ND |
| 2019-01-17 | AE50479 | ND |
| 2019-09-13 | AE83666 | ND |
| 2020-03-10 | AF02374 | ND |
| 2020-08-27 | AF25653 | ND |
| 2021-09-17 | AF70633 | ND |
| 2022-08-17 | AG09724 | ND |
| 2022-08-17 | AG09810 | ND |
| 2023-05-12 | AG40613 | ND |
| 2023-07-27 | AG50440 | ND |