Dibenz[a,h]anthracene
City of Port Arthur
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.
24
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 | 4 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-30 | AC40933 | ND |
| 2014-04-24 | AC51764 | ND |
| 2014-07-14 | AC59559 | ND |
| 2014-10-21 | AC70141 | ND |
| 2015-02-24 | AC81757 | ND |
| 2015-05-28 | AC93692 | ND |
| 2015-07-23 | AD00852 | ND |
| 2015-12-15 | AD17048 | ND |
| 2016-02-23 | AD25174 | ND |
| 2016-06-16 | AD41037 | ND |
| 2016-10-20 | AD54144 | ND |
| 2016-12-09 | AD61778 | ND |
| 2017-02-01 | AD68516 | ND |
| 2017-05-02 | AD82268 | ND |
| 2017-08-09 | AD92788 | ND |
| 2017-11-01 | AE03274 | ND |
| 2018-01-30 | AE11696 | ND |
| 2018-04-12 | AE22367 | ND |
| 2018-08-07 | AE36450 | ND |
| 2018-10-09 | AE43139 | ND |
| 2019-02-13 | AE54439 | ND |
| 2019-04-29 | AE63977 | ND |
| 2019-07-31 | AE76678 | ND |
| 2019-10-08 | AE86018 | ND |