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EWG's Tap Water Database — 2021 UPDATE

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Cyanazine (Bladex)

City of Grand Island

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.

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41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND90ND
2015ND70ND
2016ND50ND
2017ND80ND
2018ND60ND
2019ND60ND

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
2014-01-13278288ND
2014-01-28278787ND
2014-01-28278788ND
2014-04-08293431ND
2014-04-22295499ND
2014-04-22295496ND
2014-04-22295497ND
2014-04-22295498ND
2014-10-14329191ND
2015-01-21342721ND
2015-01-21342722ND
2015-04-14353833ND
2015-04-14353832ND
2015-05-27356531ND
2015-08-11375028ND
2015-10-13391379ND
2016-01-12ND
2016-01-12ND
2016-04-12ND
2016-04-12ND
2016-10-25ND
2017-01-10ND
2017-01-10ND
2017-04-18ND
2017-04-25ND
2017-04-25ND
2017-07-11ND
2017-07-11ND
2017-10-17ND
2018-01-10532737ND
2018-01-10532736ND
2018-04-10543415ND
2018-05-15544380ND
2018-08-14561087ND
2018-10-29577077ND
2019-03-04591714ND
2019-03-04591715ND
2019-04-15603851ND
2019-04-15605608ND
2019-08-12621564ND
2019-11-25645111ND