Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Cyanazine (Bladex)

Status: No national drinking water standard exists

 

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.

2015-2017:

FOUND
FOUND ABOVE HEALTH GUIDELINES

2

states detected

2

utilities detected

1,177

people served

0

states over health guideline

0

utilities over health guideline

0

people served over health guideline

Health concerns for cyanazine

Cancer

Change to fetal growth and development

Harm to the central nervous system

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

States reporting cyanazine in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Iowa1673
Nebraska1504
MORE
LESS

Filtering technologies that reduce cyanazine

carbon filter icon

Activated Carbon

reverse osmosis icon

Reverse Osmosis

Utilities with the highest amounts of cyanazine, 2015-2017

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Alburnett Water SupplyAlburnett, IA1 of 10.710 ppb673
Edgar, City ofEdgar, NE1 of 60.0250 ppb504
UtilityLocationTestsAverage levelPeople served