Naphthalene
City of Bellaire
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.
26
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 | 2 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-03 | AC41131 | ND |
| 2014-02-03 | AC41132 | ND |
| 2015-01-20 | AC76889 | ND |
| 2015-01-20 | AC76887 | ND |
| 2015-01-20 | AC76890 | ND |
| 2015-01-20 | AC76768 | ND |
| 2015-01-20 | AC76762 | ND |
| 2016-01-12 | AD17674 | ND |
| 2016-01-12 | AD17685 | ND |
| 2016-01-12 | AD17574 | ND |
| 2016-04-06 | AD32081 | ND |
| 2017-01-18 | AD65512 | ND |
| 2017-01-18 | AD65539 | ND |
| 2017-01-18 | AD65397 | ND |
| 2017-01-18 | AD65361 | ND |
| 2018-01-24 | AE10306 | ND |
| 2018-01-24 | AE10304 | ND |
| 2018-01-24 | AE10238 | ND |
| 2018-04-09 | AE21769 | ND |
| 2018-04-09 | AE21694 | ND |
| 2019-01-15 | AE49922 | ND |
| 2019-01-15 | AE49923 | ND |
| 2019-01-15 | AE49837 | ND |
| 2019-01-15 | AE49865 | ND |
| 2019-04-02 | AE60887 | ND |
| 2019-07-10 | AE73926 | ND |