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EWG's Tap Water Database — 2021 UPDATE

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Nitrate

Carolina Beach Water System

Nitrate, a fertilizer chemical, frequently contaminates drinking water due to agricultural and urban runoff, and discharges from municipal wastewater treatment plants and septic tanks. Excessive nitrate in water can cause oxygen deprivation in infants and increase the risk of cancer. Click here to read more about nitrate.

MORE ABOUT THIS CONTAMINANT

 

54

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND90ND
2015ND90ND
2016ND90ND
2017ND90ND
2018ND90ND
2019ND90ND

ppm = parts per million

State and national drinking water standards and health guidelines

EWG Health Guideline 0.14 ppm

The EWG Health Guideline of 0.14 ppm for nitrate was defined by EWG . This health guideline protects against cancer and harm to fetal growth and development.

EPA Maximum Contaminant
Level (MCL) 10 ppm

The legal limit for nitrate, established in 1962, was developed to protect infants from acute methemoglobinemia, a life-threatening disorder of oxygen transport in the body. This limit does not fully protect against the risk of cancer and harm to the developing fetus.

ppm = parts per million

All test results

Date Lab ID Result
2014-07-0737729_14-19835ND
2014-07-0737729_14-19827ND
2014-07-0737729_14-19828ND
2014-07-0737729_14-19829ND
2014-07-0737729_14-19830ND
2014-07-0737729_14-19831ND
2014-07-0737729_14-19832ND
2014-07-0737729_14-19833ND
2014-07-0737729_14-19834ND
2015-08-03ND
2015-08-03ND
2015-08-03ND
2015-08-03ND
2015-08-03ND
2015-08-03ND
2015-08-03ND
2015-08-03ND
2015-08-03ND
2016-08-0837729_16-26833ND
2016-08-0837729_16-26837ND
2016-08-0837729_16-26836ND
2016-08-0837729_16-26835ND
2016-08-0837729_16-26834ND
2016-08-0837729_16-26832ND
2016-08-0837729_16-26831ND
2016-08-0837729_16-26830ND
2016-08-0837729_16-26829ND
2017-08-1037729_17-28369ND
2017-08-1037729_17-28528ND
2017-08-1037729_17-28380ND
2017-08-1037729_17-28379ND
2017-08-1037729_17-28378ND
2017-08-1037729_17-28376ND
2017-08-1037729_17-28375ND
2017-08-1037729_17-28374ND
2017-08-1037729_17-28377ND
2018-08-0937729_18-32971 ND
2018-08-0937729_18-32970 ND
2018-08-0937729_18-32969 ND
2018-08-0937729_18-32968 ND
2018-08-0937729_18-32967 ND
2018-08-0937729_18-32966 ND
2018-08-0937729_18-32965 ND
2018-08-0937729_18-32964 ND
2018-08-0937729_18-32963 ND
2019-08-0937729_19-33893 ND
2019-08-0937729_19-33892 ND
2019-08-0937729_19-33891 ND
2019-08-0937729_19-33890 ND
2019-08-0937729_19-33889 ND
2019-08-0937729_19-33888 ND
2019-08-0937729_19-33887 ND
2019-08-0937729_19-33886 ND
2019-08-0937729_19-33884 ND