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EWG's Tap Water Database — 2019 UPDATE

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Nitrate and nitrite

Milledgeville

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
20140.355 ppm220.350 ppm - 0.360 ppm
2015ND20ND
20160.405 ppm220.400 ppm - 0.410 ppm
2017ND20ND

ppm = parts per million

State and national drinking water standards and health guidelines

EWG Health Guideline 0.14 ppm

The health guideline of 0.14 parts per million, or ppm, for nitrate and nitrite is based on the equivalent health guideline for nitrate, as defined in a peer-reviewed scientific study by EWG. This guideline represents a one-in-one-million annual cancer risk level.

EPA Maximum Contaminant
Level (MCL) 10 ppm

ppm = parts per million

All test results

Date Lab ID Result
2012-02-29AH54111ND
2012-02-29AH54110ND
2013-01-17AH87613ND
2013-01-17AH87612ND
2014-01-21AI269110.350 ppm
2014-01-21AI269100.360 ppm
2015-01-26AI63393ND
2015-01-26AI63392ND
2016-01-14AJ044360.410 ppm
2016-01-14AJ044350.400 ppm
2017-02-14AJ46370ND
2017-02-14AJ46369ND