Naphthalene
Hidalgo County Municipal Utility District 1
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 |
|---|---|---|
| 2018-05-16 | AE26869 | ND |
| 2018-09-12 | AE39834 | ND |
| 2019-01-16 | AE50265 | ND |
| 2019-09-12 | AE83262 | ND |
| 2020-05-20 | AF12438 | ND |
| 2020-09-15 | AF27365 | ND |
| 2021-09-13 | AF69822 | ND |
| 2022-07-26 | AG06393 | ND |
| 2022-07-26 | AG06511 | ND |
| 2023-03-22 | AG33842 | ND |
| 2023-07-26 | AG50208 | ND |