butylated hydroxyanisole
City of Daly City
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.
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 | 5 | 0 | ND |
2019 | ND | 15 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2018-10-04 | 1810397-002C | ND |
2018-10-04 | 1810397-005C | ND |
2018-10-04 | 1810397-003C | ND |
2018-11-28 | 1811C67-001B | ND |
2018-11-28 | 1811C67-002A | ND |
2019-01-16 | 1901846-001C | ND |
2019-01-16 | 1901846-005C | ND |
2019-01-16 | 1901846-002C | ND |
2019-01-16 | 1901846-003C | ND |
2019-01-16 | 1901846-004C | ND |
2019-04-11 | 1904683-003C | ND |
2019-04-11 | 1904683-005C | ND |
2019-04-11 | 1904683-004C | ND |
2019-04-11 | 1904683-002C | ND |
2019-04-11 | 1904683-001C | ND |
2019-07-02 | 1907227-003C | ND |
2019-07-02 | 1907227-002C | ND |
2019-07-02 | 1907227-004C | ND |
2019-07-02 | 1907227-001C | ND |
2019-07-02 | 1907227-005C | ND |