Naphthalene
West Harris County Municipal Utility District 10
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.
15
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 | 2 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-08-07 | AC62548 | ND |
| 2014-08-07 | AC62604 | ND |
| 2015-06-11 | AC95740 | ND |
| 2015-06-11 | AC95632 | ND |
| 2016-02-29 | AD26257 | ND |
| 2016-05-13 | AD36821 | ND |
| 2016-05-13 | AD36896 | ND |
| 2017-02-08 | AD69624 | ND |
| 2017-02-08 | AD69630 | ND |
| 2017-02-08 | AD69731 | ND |
| 2018-04-09 | AE21702 | ND |
| 2018-04-09 | AE21766 | ND |
| 2019-02-20 | AE55059 | ND |
| 2019-02-20 | AE55148 | ND |
| 2019-02-20 | AE55145 | ND |