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EWG's Tap Water Database — 2021 UPDATE

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Nitrite

Gap View Community Mobile Home Park

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.

 

25

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND40ND
2016ND50ND
2017ND40ND
2018ND40ND
2019ND40ND

ppm = parts per million

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 1 ppm

The legal limit for nitrite, established in 1991, was based on the rate of conversion of ingested nitrate into nitrite in adults. This limit may not fully protect against the risk of cancer due to nitrite exposure.

ppm = parts per million

All test results

Date Lab ID Result
2014-01-16ND
2014-06-23ND
2014-09-24ND
2014-11-24ND
2015-03-3012553458ND
2015-04-2712671081ND
2015-08-2513175394ND
2015-10-2713429876ND
2016-03-2114024454ND
2016-06-2414459971ND
2016-08-1514791065ND
2016-09-2214963818ND
2016-12-2915419393ND
2017-03-2315841010ND
2017-06-3016310183ND
2017-09-2816776940ND
2017-12-2117207637ND
2018-03-06ND
2018-06-218040955-01ND
2018-09-148070544-01ND
2018-12-278124445-01ND
2019-03-199033148-01ND
2019-04-169043689-01ND
2019-07-189074618-01ND
2019-10-229104352-01ND