Naphthalene
Oakland 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 | 7 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 7 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-03-10 | 4030191-02 | ND |
2014-03-10 | 4030191-01 | ND |
2014-05-27 | 4050726-01 | ND |
2014-09-11 | 4090330-04 | ND |
2014-09-11 | 4090330-02 | ND |
2014-09-11 | 4090330-01 | ND |
2014-12-02 | 4120044-01 | ND |
2015-03-24 | 5030525-02 | ND |
2015-03-24 | 5030525-01 | ND |
2015-06-01 | 5060017-01 | ND |
2015-08-18 | 5080496-01 | ND |
2015-11-30 | 5110811-01 | ND |
2016-03-15 | 6030481-01 | ND |
2016-03-15 | 6030481-02 | ND |
2016-06-07 | 6060207-01 | ND |
2016-09-08 | 6090186-01 | ND |
2016-11-28 | 6110802-01 | ND |
2017-03-21 | 7030501-01 | ND |
2017-03-21 | 7030501-02 | ND |
2017-04-28 | 7040872-01 | ND |
2017-09-22 | 7090738-03 | ND |
2017-09-22 | 7090738-01 | ND |
2017-09-22 | 7090738-02 | ND |
2017-11-22 | 7110826-01 | ND |
2018-03-01 | 8030012-01 | ND |
2018-03-01 | 8030012-02 | ND |
2018-05-29 | 8051149-01 | ND |
2018-08-16 | 8080689-01 | ND |
2018-11-05 | 8110135-01 | ND |
2019-03-19 | 9030730-02 | ND |
2019-03-19 | 9030730-01 | ND |
2019-06-10 | 9060324-01 | ND |
2019-09-05 | 9090177-01 | ND |
2019-11-27 | 9111190-01 | ND |