Naphthalene
Harris County Municipal Utility District 44
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.
12
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 | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-10-29 | AC70829 | ND |
| 2014-10-29 | AC70854 | ND |
| 2015-08-04 | AD02367 | ND |
| 2015-08-04 | AD02431 | ND |
| 2016-12-06 | AD60642 | ND |
| 2016-12-06 | AD60766 | ND |
| 2017-09-11 | AD95459 | ND |
| 2017-09-11 | AD95644 | ND |
| 2018-06-18 | AE30228 | ND |
| 2018-06-18 | AE30331 | ND |
| 2019-03-20 | AE59222 | ND |
| 2019-03-20 | AE59352 | ND |