Benzo[g,h,i]perylene
Harris County Municipal Utility District 136
NOTE: Harris County Municipal Utility District 136 purchases water from West Harris County Regional Water Authority which is required to test for benzo[g,h,i]perylene. Sample information shown below was taken by West Harris County Regional Water Authority.
Benzo[g,h,i]perylene 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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 1 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
NOTE: Harris County Municipal Utility District 136 purchases water from West Harris County Regional Water Authority which is required to test for benzo[g,h,i]perylene. Sample information shown below was taken by West Harris County Regional Water Authority.
| Date | Lab ID | Result |
|---|