Naphthalene
Lake Conroe Terrace Water System
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 8 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2015-03-17 | AC84753 | ND |
| 2015-03-17 | AC84837 | ND |
| 2015-06-11 | AC95640 | ND |
| 2015-06-11 | AC95739 | ND |
| 2015-09-14 | AD06928 | ND |
| 2015-09-14 | AD06987 | ND |
| 2015-12-01 | AD14963 | ND |
| 2015-12-01 | AD15012 | ND |
| 2016-09-14 | AD49472 | ND |
| 2017-08-10 | AD92767 | ND |
| 2018-02-07 | AE12773 | ND |
| 2018-02-07 | AE12848 | ND |
| 2019-11-05 | AE88476 | ND |