Phenanthrene
City of Alamo Heights
Phenanthrene is a polycyclic aromatic hydrocarbon, or PAH, released from combustion of fossil fuels and waste incinerators. PAHs increase the risk of cancer; damage the immune, nervous and reproductive systems; and can harm developing fetuses.
14
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 | 5 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2015-04-27 | AC89619 | ND |
| 2015-04-27 | AC89620 | ND |
| 2015-04-27 | AC89622 | ND |
| 2015-04-27 | AC89621 | ND |
| 2015-06-23 | AC97067 | ND |
| 2018-01-10 | AE08759 | ND |
| 2018-01-10 | AE08760 | ND |
| 2018-01-10 | AE08761 | ND |
| 2018-01-10 | AE08762 | ND |
| 2018-04-09 | AE21762 | ND |
| 2018-06-04 | AE28599 | ND |
| 2018-08-03 | AE35923 | ND |
| 2018-10-12 | AE43516 | ND |
| 2019-03-01 | AE57018 | ND |