Naphthalene
Lake Livingston Big Thicket Lake 2
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.
13
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 | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-10-23 | AC70419 | ND |
| 2014-10-23 | AC70463 | ND |
| 2015-10-21 | AD11320 | ND |
| 2015-10-21 | AD11318 | ND |
| 2016-07-28 | AD46188 | ND |
| 2016-07-28 | AD46190 | ND |
| 2016-07-28 | AD46246 | ND |
| 2017-10-18 | AE01360 | ND |
| 2017-10-18 | AE01436 | ND |
| 2017-12-05 | AE06796 | ND |
| 2018-10-23 | AE44300 | ND |
| 2018-10-23 | AE44306 | ND |
| 2019-08-22 | AE80274 | ND |