Alpha-hexachlorocyclohexane
City of Crowley
NOTE: City of Crowley purchases water from City of Fort Worth which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by City of Fort Worth.
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 |
---|---|---|---|---|
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 | 13 | 0 | ND |
2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
NOTE: City of Crowley purchases water from City of Fort Worth which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by City of Fort Worth.
Date | Lab ID | Result |
---|---|---|
2018-06-13 | 3961600 | ND |
2018-06-13 | 3961202 | ND |
2018-06-13 | 3961321 | ND |
2018-06-13 | 3961185 | ND |
2018-07-18 | 3994733 | ND |
2018-09-05 | 4047545 | ND |
2018-09-05 | 4047579 | ND |
2018-09-05 | 4047569 | ND |
2018-10-17 | 4093081 | ND |
2018-12-12 | 4148606 | ND |
2018-12-12 | 4148315 | ND |
2018-12-12 | 4149047 | ND |
2018-12-12 | 4148304 | ND |
2019-03-21 | 4234383 | ND |
2019-03-21 | 4234968 | ND |
2019-03-21 | 4234387 | ND |
2019-03-21 | 4235052 | ND |
2019-03-21 | 4234391 | ND |