Dibenz[a,h]anthracene
City of Waco
Dibenz[a,h]anthracene 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.
15
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 | 3 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-12 | AC42627 | ND |
| 2014-02-12 | AC42626 | ND |
| 2014-02-12 | AC42628 | ND |
| 2015-02-05 | AC79551 | ND |
| 2015-04-15 | AC88478 | ND |
| 2016-01-13 | AD17700 | ND |
| 2016-01-13 | AD17701 | ND |
| 2016-07-11 | AD43710 | ND |
| 2017-01-12 | AD64891 | ND |
| 2017-01-12 | AD64890 | ND |
| 2017-04-13 | AD79644 | ND |
| 2018-01-09 | AE08463 | ND |
| 2018-01-09 | AE08464 | ND |
| 2019-01-23 | AE51053 | ND |
| 2019-01-23 | AE51054 | ND |