butylated hydroxyanisole
North Wales Water Authority
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.
22
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 | 11 | 0 | ND |
| 2019 | ND | 11 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-05-14 | 3936275 | ND |
| 2018-05-14 | 3936394 | ND |
| 2018-05-14 | 3936400 | ND |
| 2018-05-14 | 3936703 | ND |
| 2018-05-14 | 3936712 | ND |
| 2018-05-14 | 3936697 | ND |
| 2018-05-14 | 3936281 | ND |
| 2018-05-14 | 3936204 | ND |
| 2018-05-14 | 3936815 | ND |
| 2018-05-14 | 3936210 | ND |
| 2018-08-13 | 4021062 | ND |
| 2019-01-07 | 4166482 | ND |
| 2019-01-07 | 4166481 | ND |
| 2019-01-07 | 4166316 | ND |
| 2019-01-07 | 4166483 | ND |
| 2019-01-07 | 4166484 | ND |
| 2019-01-07 | 4166423 | ND |
| 2019-01-07 | 4166422 | ND |
| 2019-01-07 | 4166317 | ND |
| 2019-01-07 | 4166318 | ND |
| 2019-01-07 | 4166315 | ND |
| 2019-02-11 | 4194155 | ND |