butylated hydroxyanisole
San Antonio Water System Northeast
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.
12
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 | N/A | 0 | 0 | N/A |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-05-07 | 35390666001SEA1 | ND |
| 2018-05-07 | 35390666002SEA1 | ND |
| 2018-05-07 | 35390666003SEA1 | ND |
| 2018-07-23 | A8G3647-08 | ND |
| 2018-11-20 | A8K3023-01 | ND |
| 2018-11-20 | A8K3023-02 | ND |
| 2018-11-20 | A8K3023-03 | ND |
| 2018-11-20 | A8K3023-04 | ND |
| 2019-02-21 | 35449773001SEA1 | ND |
| 2019-05-08 | 35467109001SEA2 | ND |
| 2019-09-23 | 35499977001SEA3 | ND |
| 2020-01-29 | 35527312001SEA4 | ND |