Naphthalene
Valley Psa (sc0220012)
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 |
|---|---|---|---|---|
| 2014 | ND | 5 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-10-01 | AD46233 | ND |
| 2014-10-01 | AD46245 | ND |
| 2014-10-01 | AD46246 | ND |
| 2014-10-01 | AD46248 | ND |
| 2014-10-01 | AD46252 | ND |
| 2016-10-12 | AD83589 | ND |
| 2018-10-03 | AE19063 | ND |
| 2019-02-06 | AE25091 | ND |
| 2019-06-05 | AE31421 | ND |