Benzo[a]anthracene
Mesa Water District
Benzo[a]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.
6
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 5 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2017-02-21 | 4417-040-0850 | ND |
| 2017-05-15 | 4417-040-0830 | ND |
| 2017-07-12 | 4417-006-1100 | ND |
| 2017-08-24 | 4417-040-0835 | ND |
| 2017-10-02 | 4417-040-0810 | ND |
| 2019-07-09 | 4417-006-0955 | ND |