Naphthalene
Golden State Water Company - Los Osos
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.
10
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 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 6 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2017-07-18 | 9590-019-1000 | ND |
2017-09-26 | 9590-019-0830 | ND |
2017-10-30 | 9590-019-1405 | ND |
2017-11-02 | 9590-019-1550 | ND |
2017-12-05 | 9590-019-0950 | ND |
2017-12-12 | 9590-019-1015 | ND |
2018-02-13 | 9590-019-0840 | ND |
2018-03-13 | 9590-019-1015 | ND |
2019-01-14 | 9590-019-1445 | ND |
2019-01-14 | 9590-019-1500 | ND |