butylated hydroxyanisole
City of Bothell Water
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.
4
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 | ND | 3 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-05-09 | 201805100722 | ND |
| 2018-08-14 | 201808151217 | ND |
| 2018-12-11 | 201812120186 | ND |
| 2019-02-21 | 201902220180 | ND |