Know Your Environment. Protect Your Health.

Alpha-hexachlorocyclohexane

CTWC - Unionville System

NOTE: CTWC - Unionville System purchases water from Metropolitan District Commission which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by Metropolitan District Commission.

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND90ND
2020ND20ND
2021ND40ND
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

NOTE: CTWC - Unionville System purchases water from Metropolitan District Commission which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by Metropolitan District Commission.

Date Lab ID Result
2019-05-069050491-01BND
2019-05-069050491-02BND
2019-05-069050491-03BND
2019-08-059081032-01BND
2019-08-059081032-02BND
2019-09-049083997-01BND
2019-11-049110531-01BND
2019-11-049110531-02BND
2019-11-049110531-03BND
2020-02-030020002-01BND
2020-02-030020002-02BND
2020-02-030020002-03BND