Naphthalene
Battle Ground Water Department
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 4 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-04-22 | 90704 | ND |
2014-04-24 | 90711 | ND |
2014-04-24 | 90710 | ND |
2014-05-22 | 40222 | ND |
2015-04-15 | 27403 | ND |
2015-05-19 | 33401 | ND |
2016-05-05 | ND | |
2016-05-05 | ND | |
2016-06-15 | ND | |
2016-09-08 | ND | |
2017-05-03 | ND | |
2017-07-11 | ND | |
2017-11-29 | ND | |
2018-04-10 | ND | |
2018-07-18 | ND | |
2019-05-21 | ND | |
2019-11-07 | ND |