Naphthalene
City of Alvin
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.
24
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 | 1 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 6 | 0 | ND |
| 2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-10 | AC41924 | ND |
| 2015-01-22 | AC77398 | ND |
| 2015-01-22 | AC77401 | ND |
| 2015-01-22 | AC77400 | ND |
| 2015-01-22 | AC77341 | ND |
| 2015-01-22 | AC77351 | ND |
| 2015-01-22 | AC77353 | ND |
| 2016-01-11 | AD17334 | ND |
| 2016-01-11 | AD17348 | ND |
| 2016-01-11 | AD17322 | ND |
| 2017-01-09 | AD63627 | ND |
| 2017-01-09 | AD63637 | ND |
| 2017-01-09 | AD63623 | ND |
| 2018-02-20 | AE14536 | ND |
| 2018-02-20 | AE14545 | ND |
| 2018-02-20 | AE14534 | ND |
| 2018-02-20 | AE14457 | ND |
| 2018-02-20 | AE14455 | ND |
| 2018-02-20 | AE14451 | ND |
| 2019-02-25 | AE55734 | ND |
| 2019-02-25 | AE55645 | ND |
| 2019-02-25 | AE55647 | ND |
| 2019-02-25 | AE55657 | ND |
| 2019-04-16 | AE62661 | ND |