Naphthalene
Tempe Water Supply Corporation 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.
32
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 | 8 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 8 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-13 | AE13556 | ND |
| 2018-02-13 | AE13592 | ND |
| 2018-02-13 | AE13596 | ND |
| 2018-02-13 | AE13554 | ND |
| 2019-02-26 | AE56099 | ND |
| 2019-02-26 | AE56108 | ND |
| 2019-02-26 | AE56103 | ND |
| 2019-02-26 | AE56094 | ND |
| 2019-02-26 | AE56004 | ND |
| 2019-02-26 | AE56002 | ND |
| 2019-02-26 | AE55996 | ND |
| 2019-02-26 | AE55992 | ND |
| 2020-02-12 | AE98142 | ND |
| 2020-02-12 | AE98144 | ND |
| 2020-02-12 | AE98146 | ND |
| 2020-02-12 | AE98190 | ND |
| 2021-01-27 | AF41351 | ND |
| 2021-01-27 | AF41361 | ND |
| 2021-01-27 | AF41359 | ND |
| 2021-01-27 | AF41357 | ND |
| 2022-02-09 | AF84010 | ND |
| 2022-02-09 | AF84012 | ND |
| 2022-02-09 | AF84014 | ND |
| 2022-02-09 | AF84016 | ND |
| 2022-02-09 | AF84082 | ND |
| 2022-02-09 | AF84084 | ND |
| 2022-02-09 | AF84085 | ND |
| 2022-02-09 | AF84094 | ND |
| 2023-02-16 | AG29345 | ND |
| 2023-02-16 | AG29347 | ND |
| 2023-02-16 | AG29357 | ND |
| 2023-05-30 | AG42342 | ND |