Naphthalene
City of Santa Rosa
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.
14
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 | 3 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-03-19 | AE18950 | ND |
| 2018-07-27 | AE34937 | ND |
| 2019-03-25 | AE59850 | ND |
| 2019-07-19 | AE75364 | ND |
| 2020-03-19 | AF03895 | ND |
| 2020-07-24 | AF20682 | ND |
| 2021-05-10 | AF53096 | ND |
| 2021-09-22 | AF70807 | ND |
| 2021-09-22 | AF70891 | ND |
| 2022-01-31 | AF82686 | ND |
| 2022-04-13 | AF93444 | ND |
| 2022-09-28 | AG15254 | ND |
| 2023-07-19 | AG49343 | ND |
| 2023-07-19 | AG49453 | ND |