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EWG's Tap Water Database — 2021 UPDATE

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Cyanazine (Bladex)

Branson

Cyanazine, a cancer-causing chemical related to the herbicide atrazine, has been phased out of use in the U.S. since 1995. Cyanazine has been also linked to birth defects and damage to the central nervous system.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND90ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 1 ppb

The EWG Health Guideline of 1 ppb for cyanazine was defined by the Environmental Protection Agency as a lifetime health-based limit for effects other than cancer. This health guideline protects against .

ppb = parts per billion

All test results

Date Lab ID Result
2014-06-02AC23729ND
2014-06-02AC23728ND
2015-06-01AC47098ND
2015-06-01AC47099ND
2016-06-01AC72599ND
2016-06-01AC72598ND
2017-05-30AC96311ND
2017-05-30AC96310ND
2018-05-23AD20849ND
2018-05-23AD20850ND
2018-06-19AD27852ND
2018-06-19AD27851ND
2018-06-19AD27850ND
2018-06-19AD27849ND
2018-06-19AD27847ND
2018-08-27AD32404ND
2018-08-27AD32405ND
2019-05-29AD47816ND
2019-05-29AD47817ND