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EWG's Tap Water Database

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Nitrate and nitrite

Town of Bunkie Water System

Nitrate and nitrite enter water from fertilizer runoff, septic tanks and urban runoff. These contaminants can cause oxygen deprivation for infants and increase the risk of cancer. Nitrite is significantly more toxic than nitrate. Click here to read more about nitrate.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND20ND
2011ND20ND
2012ND80ND
2013ND20ND
2014ND20ND
2015ND80ND

ppm = parts per million.

State and national drinking water standards and health guidelines

Health Guideline 5 ppm

The health guideline of 5 ppm for nitrate and nitrite was defined by EWG based on studies by scientists at the National Cancer Institute and other independent researchers. This health guideline protects against cancer and harm to fetal growth and development.

ppm = parts per million.

EPA Maximum Contaminant
Level (MCL) 10 ppm

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppm = parts per million.

EPA Maximum Contaminant
Level Goal (MCLG)10 ppm

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppm = parts per million.

All test results

Date Lab ID Result
2010-10-11AD47258ND
2010-10-11AD47258ND
2011-09-26AD59845ND
2011-09-26AD59845ND
2012-08-17AD69519ND
2012-08-17AD69519ND
2012-11-13AD73103ND
2012-11-13AD73108ND
2012-11-13AD73113ND
2012-11-13AD73108ND
2012-11-13AD73103ND
2012-11-13AD73113ND
2013-08-27AD83149ND
2013-08-27AD83149ND
2014-10-08AD98435ND
2014-10-08AD98435ND
2015-11-1635217746004ND
2015-11-1635217746003ND
2015-11-1635217746002ND
2015-11-1635217746001ND
2015-11-1635217746004ND
2015-11-1635217746003ND
2015-11-1635217746002ND
2015-11-1635217746001ND