Naphthalene
Galveston County Water Control and Improvement District 8
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.
23
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 | 6 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-27 | AC45158 | ND |
| 2014-02-27 | AC45085 | ND |
| 2014-05-28 | AC55339 | ND |
| 2014-05-28 | AC55363 | ND |
| 2014-08-13 | AC63441 | ND |
| 2014-11-20 | AC72687 | ND |
| 2015-01-27 | AC78001 | ND |
| 2015-01-27 | AC77967 | ND |
| 2015-06-02 | AC94248 | ND |
| 2015-06-02 | AC94162 | ND |
| 2016-03-23 | AD30141 | ND |
| 2016-03-23 | AD30244 | ND |
| 2016-05-19 | AD37564 | ND |
| 2017-02-07 | AD69383 | ND |
| 2017-02-07 | AD69384 | ND |
| 2017-02-07 | AD69218 | ND |
| 2018-03-19 | AE18947 | ND |
| 2018-03-19 | AE18944 | ND |
| 2018-03-19 | AE18882 | ND |
| 2018-03-19 | AE18872 | ND |
| 2019-02-04 | AE52698 | ND |
| 2019-02-04 | AE52745 | ND |
| 2019-02-04 | AE52754 | ND |