Naphthalene
Decatur Waterworks
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.
9
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 | 2 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | 0.230 ppb | 1 | 1 | 0.230 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-07 | 18040000807 | ND |
| 2018-02-07 | 18040000707 | ND |
| 2018-02-07 | 18040000907 | ND |
| 2018-07-03 | 18186021701 | ND |
| 2019-08-13 | 19226004801 | ND |
| 2019-08-13 | 19226004901 | ND |
| 2020-09-01 | 20246001101 | ND |
| 2021-08-10 | 21223001501 | ND |
| 2022-08-30 | O201283-VOC-1 | ND |