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EWG's Tap Water Database — 2019 UPDATE

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Nitrate and nitrite

NJ American Water - Atlantic County

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.

 

91

Samples

0

Samples exceeding legal limit (MCL)

63

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.984 ppm1612ND - 3.30 ppm
20131.08 ppm1611ND - 3.42 ppm
20141.15 ppm1512ND - 3.29 ppm
20151.22 ppm1410ND - 3.38 ppm
20161.07 ppm159ND - 3.34 ppm
20171.18 ppm1510ND - 3.63 ppm

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
2012-01-1015703501ND
2012-01-16157033010.820 ppm
2012-01-24157038010.450 ppm
2012-01-24157079010.0200 ppm
2012-03-1216738701ND
2012-03-19167350011.84 ppm
2012-03-20167369011.58 ppm
2012-04-09170538011.63 ppm
2012-04-11170532010.360 ppm
2012-04-17170524010.340 ppm
2012-04-23170527012.69 ppm
2012-05-07177269010.200 ppm
2012-05-24170546013.30 ppm
2012-06-1118400201ND
2012-06-2617726001ND
2012-07-25179988012.52 ppm
2013-01-07206508010.450 ppm
2013-01-07206506010.460 ppm
2013-01-0720653401ND
2013-01-0720650501ND
2013-03-11213409010.250 ppm
2013-03-13211445012.02 ppm
2013-03-20211452011.79 ppm
2013-03-2621147801ND
2013-04-10215518010.520 ppm
2013-04-15215523012.14 ppm
2013-04-22215509010.380 ppm
2013-04-29215514013.14 ppm
2013-05-13215534013.42 ppm
2013-06-10224348012.71 ppm
2013-06-1121916401ND
2013-07-2922433501ND
2014-01-14245410010.440 ppm
2014-01-14245407011.07 ppm
2014-01-1424543301ND
2014-01-14245408011.05 ppm
2014-03-11249282011.97 ppm
2014-03-11249276012.09 ppm
2014-03-1124930401ND
2014-04-14253760010.940 ppm
2014-04-21253767012.14 ppm
2014-04-22253763010.570 ppm
2014-05-12253779013.29 ppm
2014-05-19254918010.340 ppm
2014-06-23253756010.420 ppm
2014-06-2525756201ND
2014-06-30257577012.94 ppm
2015-01-20278440011.16 ppm
2015-01-20278439010.970 ppm
2015-01-2127846601ND
2015-01-21278442010.450 ppm
2015-03-18283228012.04 ppm
2015-03-18283233012.64 ppm
2015-03-2428325401ND
2015-04-1528525901ND
2015-04-21285270013.38 ppm
2015-04-27285253010.390 ppm
2015-04-29285256013.04 ppm
2015-05-12290403010.230 ppm
2015-06-02293417012.79 ppm
2015-06-0829340401ND
2016-01-1231080501ND
2016-01-13310808010.420 ppm
2016-01-18310806011.25 ppm
2016-01-2031082901ND
2016-03-1531532901ND
2016-03-15315311012.23 ppm
2016-03-22315308012.16 ppm
2016-04-12317999010.450 ppm
2016-04-1231800201ND
2016-04-25318024013.03 ppm
2016-04-25318015013.34 ppm
2016-05-17320747010.260 ppm
2016-06-08325184012.94 ppm
2016-06-2132517101ND
2016-07-1232520801ND
2017-01-1634426601ND
2017-01-16344245010.430 ppm
2017-01-16344243011.26 ppm
2017-01-16344242011.28 ppm
2017-03-0735002601ND
2017-03-07350009012.01 ppm
2017-03-20350012012.43 ppm
2017-04-0535316201ND
2017-04-17353170013.05 ppm
2017-04-17353159013.63 ppm
2017-05-24355831010.210 ppm
2017-06-1435982301ND
2017-06-14359827012.95 ppm
2017-06-1435983201ND
2017-07-31359794010.420 ppm