Naphthalene
City of West University Place
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.
25
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 7 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-12 | AC42558 | ND |
| 2014-02-12 | AC42563 | ND |
| 2015-01-15 | AC76580 | ND |
| 2015-01-15 | AC76486 | ND |
| 2015-06-02 | AC94250 | ND |
| 2015-06-02 | AC94152 | ND |
| 2016-04-06 | AD32179 | ND |
| 2016-04-06 | AD32178 | ND |
| 2016-04-06 | AD32087 | ND |
| 2016-04-06 | AD32079 | ND |
| 2017-01-23 | AD66106 | ND |
| 2017-01-23 | AD66239 | ND |
| 2017-01-23 | AD66238 | ND |
| 2017-01-23 | AD66098 | ND |
| 2017-06-08 | AD86920 | ND |
| 2017-07-24 | AD90419 | ND |
| 2017-11-28 | AE05960 | ND |
| 2018-01-29 | AE11088 | ND |
| 2018-01-29 | AE11085 | ND |
| 2018-01-29 | AE11064 | ND |
| 2018-01-29 | AE11060 | ND |
| 2019-01-16 | AE50190 | ND |
| 2019-01-16 | AE50272 | ND |
| 2019-01-16 | AE50271 | ND |
| 2019-01-16 | AE50188 | ND |