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EWG's Tap Water Database — 2021 UPDATE

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Cyanazine (Bladex)

Imperial, City of

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND40ND
2016N/A00N/A
2017ND10ND
2018ND30ND
2019N/A00N/A

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
2014-08-04311813ND
2015-10-26391471ND
2015-10-26391472ND
2015-10-26391473ND
2015-10-26391474ND
2017-08-07ND
2018-11-05577316ND
2018-11-05577317ND
2018-11-05577319ND