Naphthalene
Montgomery County Municipal Utility District 89
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.
16
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 | 4 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-11-17 | AC72251 | ND |
| 2014-11-17 | AC72253 | ND |
| 2015-06-08 | AC94944 | ND |
| 2015-06-08 | AC94946 | ND |
| 2016-12-06 | AD60648 | ND |
| 2016-12-06 | AD60662 | ND |
| 2016-12-06 | AD60772 | ND |
| 2016-12-06 | AD60771 | ND |
| 2017-05-09 | AD83367 | ND |
| 2017-09-07 | AD95194 | ND |
| 2018-07-25 | AE34540 | ND |
| 2018-07-25 | AE34534 | ND |
| 2019-11-21 | AE90176 | ND |
| 2019-11-21 | AE90174 | ND |
| 2019-11-21 | AE90224 | ND |
| 2019-11-21 | AE90225 | ND |