Alpha-hexachlorocyclohexane
Parker WSD
Alpha-HCH is a byproduct of the production of the insecticide lindane, which is no longer used in the U.S. The International Agency for Research on Cancer has classified all forms of this chemical as possibly carcinogenic to humans.
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 | N/A | 0 | 0 | N/A |
2019 | 0.00122 ppb | 18 | 1 | ND - 0.0220 ppb |
ppb = parts per billion
All test results
Date | Result |
---|---|
2019-03-05 | ND |
2019-03-21 | ND |
2019-04-16 | 0.0220 ppb |
2019-04-16 | ND |
2019-04-17 | ND |
2019-04-22 | ND |
2019-04-24 | ND |
2019-04-25 | ND |
2019-06-03 | ND |
2019-09-03 | ND |
2019-09-04 | ND |
2019-10-02 | ND |
2019-10-03 | ND |
2019-10-15 | ND |
2019-10-15 | ND |
2019-10-17 | ND |
2019-11-12 | ND |
2019-12-03 | ND |