butylated hydroxyanisole
Harris County Water System
Butylated hydroxyanisole, or BHA, is used as a food preservative. The chemical is considered a possible human carcinogen and classified by the European Union as an endocrine disruptor.
10
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 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 8 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-06-10 | 4320605 | ND |
| 2019-06-10 | 4320601 | ND |
| 2019-06-10 | 4320573 | ND |
| 2019-09-03 | 4407374 | ND |
| 2019-09-03 | 4407370 | ND |
| 2019-12-02 | 4501005 | ND |
| 2019-12-02 | 4501048 | ND |
| 2019-12-02 | 4501014 | ND |
| 2020-03-09 | 4582952 | ND |
| 2020-03-09 | 4582774 | ND |