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EWG's Tap Water Database — 2021 UPDATE

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Nitrate and nitrite

Savannah - Main

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.

MORE ABOUT THIS CONTAMINANT

 

132

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND220ND
2015ND220ND
2016ND220ND
2017ND220ND
2018ND220ND
2019ND220ND

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
2014-03-20AI36491ND
2014-03-20AI36492ND
2014-03-20AI36493ND
2014-03-20AI36494ND
2014-03-20AI36495ND
2014-03-20AI36496ND
2014-03-20AI36500ND
2014-03-24AI36576ND
2014-03-24AI36577ND
2014-03-24AI36579ND
2014-03-24AI36580ND
2014-03-24AI36581ND
2014-03-24AI36582ND
2014-03-24AI36583ND
2014-03-24AI36585ND
2014-03-24AI36586ND
2014-03-24AI36587ND
2014-03-25AI36703ND
2014-03-25AI36704ND
2014-03-25AI36717ND
2014-03-25AI36720ND
2014-03-25AI36721ND
2015-03-03AI65982ND
2015-03-03AI65983ND
2015-03-03AI65984ND
2015-03-03AI65985ND
2015-03-03AI65986ND
2015-03-03AI65987ND
2015-03-03AI65988ND
2015-03-03AI65989ND
2015-03-03AI65990ND
2015-03-03AI65991ND
2015-03-03AI65992ND
2015-03-03AI65993ND
2015-03-03AI65994ND
2015-03-03AI65995ND
2015-03-03AI65996ND
2015-03-03AI65997ND
2015-03-03AI65998ND
2015-03-03AI65999ND
2015-03-03AI66000ND
2015-03-03AI66001ND
2015-03-03AI66002ND
2015-03-03AI66003ND
2016-02-18AJ06774ND
2016-02-18AJ06775ND
2016-02-18AJ06776ND
2016-02-18AJ06777ND
2016-02-24AJ07069ND
2016-02-24AJ07070ND
2016-02-24AJ07071ND
2016-02-24AJ07072ND
2016-02-24AJ07073ND
2016-02-24AJ07074ND
2016-02-24AJ07075ND
2016-02-24AJ07076ND
2016-02-24AJ07077ND
2016-02-24AJ07078ND
2016-02-24AJ07079ND
2016-02-24AJ07080ND
2016-03-01AJ07262ND
2016-03-01AJ07263ND
2016-03-01AJ07264ND
2016-03-01AJ07265ND
2016-03-09AJ07969ND
2016-03-09AJ07970ND
2017-02-21AJ46845ND
2017-02-21AJ46846ND
2017-02-21AJ46847ND
2017-02-21AJ46848ND
2017-02-21AJ46849ND
2017-02-21AJ46850ND
2017-02-21AJ46851ND
2017-02-21AJ46852ND
2017-02-21AJ46853ND
2017-02-21AJ46854ND
2017-02-21AJ46856ND
2017-02-21AJ46861ND
2017-02-22AJ46987ND
2017-02-22AJ46988ND
2017-02-22AJ46989ND
2017-02-22AJ46990ND
2017-02-22AJ46991ND
2017-02-28AJ47175ND
2017-02-28AJ47176ND
2017-02-28AJ47178ND
2017-02-28AJ47179ND
2017-05-03AJ54696ND
2018-03-06AJ85107ND
2018-03-06AJ85108ND
2018-03-06AJ85109ND
2018-03-06AJ85110ND
2018-03-06AJ85111ND
2018-03-06AJ85112ND
2018-03-07AJ85273ND
2018-03-07AJ85274ND
2018-03-08AJ85394ND
2018-03-08AJ85395ND
2018-03-08AJ85396ND
2018-03-08AJ85399ND
2018-03-12AJ85815ND
2018-03-14AJ86075ND
2018-03-14AJ86076ND
2018-03-14AJ86077ND
2018-03-14AJ86078ND
2018-03-14AJ86079ND
2018-03-14AJ86080ND
2018-04-12AJ87389ND
2018-05-14AJ89422ND
2018-08-01AJ96202ND
2019-02-20AK11781ND
2019-02-20AK11784ND
2019-02-20AK11786ND
2019-02-20AK11787ND
2019-02-20AK11788ND
2019-02-20AK11789ND
2019-02-20AK11791ND
2019-02-20AK11792ND
2019-02-20AK11801ND
2019-02-20AK11802ND
2019-02-20AK11803ND
2019-02-20AK11804ND
2019-02-20AK11805ND
2019-02-26AK12113ND
2019-02-26AK12117ND
2019-02-26AK12121ND
2019-02-26AK12122ND
2019-02-27AK12228ND
2019-02-27AK12229ND
2019-02-27AK12230ND
2019-02-27AK12231ND
2019-12-11AK38133ND