Dibenz[a,h]anthracene
City of Georgetown
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.
19
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 |
|---|---|---|---|---|
| 2012 | ND | 3 | 0 | ND |
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 3 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2012-04-12 | AB86784 | ND |
| 2012-04-12 | AB86786 | ND |
| 2012-04-12 | AB86785 | ND |
| 2014-05-06 | AC53203 | ND |
| 2014-05-06 | AC53201 | ND |
| 2014-05-06 | AC53202 | ND |
| 2015-03-05 | AC83066 | ND |
| 2015-03-05 | AC83068 | ND |
| 2015-03-05 | AC83069 | ND |
| 2015-06-18 | AC96552 | ND |
| 2015-09-15 | AD07189 | ND |
| 2015-12-10 | AD16658 | ND |
| 2016-04-21 | AD33788 | ND |
| 2016-04-21 | AD33791 | ND |
| 2016-04-21 | AD33789 | ND |
| 2016-04-21 | AD33787 | ND |
| 2017-01-23 | AD66235 | ND |
| 2017-01-23 | AD66242 | ND |
| 2017-01-23 | AD66236 | ND |