Naphthalene
Gretna, City of
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 | 5 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 7 | 0 | ND |
2018 | ND | 7 | 0 | ND |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-05-27 | 294410 | ND |
2014-05-27 | 294411 | ND |
2014-08-18 | 310167 | ND |
2014-08-18 | 310168 | ND |
2014-11-12 | 328547 | ND |
2015-05-18 | 353447 | ND |
2017-01-30 | ND | |
2017-01-30 | ND | |
2017-05-22 | ND | |
2017-05-22 | ND | |
2017-09-18 | ND | |
2017-09-18 | ND | |
2017-10-16 | ND | |
2018-05-29 | 541483 | ND |
2018-08-13 | 560229 | ND |
2018-08-13 | 560230 | ND |
2018-08-13 | 560231 | ND |
2018-08-13 | 560232 | ND |
2018-08-13 | 560233 | ND |
2018-09-17 | 571915 | ND |
2019-09-16 | 630397 | ND |