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EWG's Tap Water Database

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Nitrite

Fremont City

Nitrite, closely related to the fertilizer chemical nitrate, comes from urban runoff and from fertilizer applied to agricultural lands to pollute drinking water. Nitrite is significantly more toxic than nitrate. Excessive nitrite in water can cause oxygen deprivation in infants and increase the risk of cancer.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND70ND
2011ND50ND
2012N/A00N/A
2013ND10ND
2014N/A00N/A
2015N/A00N/A

ppm = parts per million.

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 1 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)1 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
2010-06-0112110ND
2010-06-0212114ND
2010-06-0912136ND
2010-06-1612158ND
2010-06-2312180ND
2010-06-3012202ND
2010-07-0712224ND
2011-01-1212815ND
2011-01-1312819ND
2011-01-1312820ND
2011-01-1412824ND
2011-02-0212882ND
2013-06-0513-17055-03ND