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EWG's Tap Water Database — 2021 UPDATE

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Nitrate

City of Biloxi

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

 

77

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND120ND
2015ND130ND
2016ND130ND
2017ND130ND
2018ND130ND
2019ND130ND

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
2014-02-12140213-055NIND
2014-02-12140213-041NIND
2014-02-12140213-042NIND
2014-02-12140213-044NIND
2014-02-12140213-045NIND
2014-02-12140213-046NIND
2014-02-12140213-047NIND
2014-02-12140213-048NIND
2014-02-12140213-051NIND
2014-02-12140213-052NIND
2014-02-12140213-053NIND
2014-02-12140213-054NIND
2015-02-04150205-006NIND
2015-02-04150205-001NIND
2015-02-04150205-002NIND
2015-02-04150205-003NIND
2015-02-04150205-004NIND
2015-02-04150205-005NIND
2015-02-04150205-007NIND
2015-02-04150205-008NIND
2015-02-04150205-009NIND
2015-02-04150205-011NIND
2015-02-04150205-012NIND
2015-02-04150205-013NIND
2015-11-18151119-004NIND
2016-04-04160405-011NIND
2016-04-04160405-012NIND
2016-04-04160405-013NIND
2016-04-04160405-014NIND
2016-04-04160405-015NIND
2016-04-04160405-016NIND
2016-04-04160405-017NIND
2016-04-04160405-018NIND
2016-04-04160405-019NIND
2016-04-04160405-021NIND
2016-04-04160405-022NIND
2016-04-04160405-023NIND
2016-11-29161130-023NIND
2017-02-08170209-031NIND
2017-02-08170209-030NIND
2017-02-08170209-013NIND
2017-02-08170209-014NIND
2017-02-08170209-015NIND
2017-02-08170209-016NIND
2017-02-08170209-021NIND
2017-02-08170209-022NIND
2017-02-08170209-023NIND
2017-02-08170209-024NIND
2017-02-08170209-025NIND
2017-02-08170209-026NIND
2017-02-08170209-027NIND
2018-02-06180207-053NIND
2018-02-06180207-042NIND
2018-02-06180207-043NIND
2018-02-06180207-044NIND
2018-02-06180207-045NIND
2018-02-06180207-051NIND
2018-02-06180207-052NIND
2018-02-06180207-054NIND
2018-02-06180207-055NIND
2018-02-06180207-056NIND
2018-02-06180207-057NIND
2018-02-06180207-058NIND
2018-02-06180207-061NIND
2019-02-20190221-022NIND
2019-02-20190221-021NIND
2019-02-20190221-023NIND
2019-02-20190221-024NIND
2019-02-20190221-025NIND
2019-02-20190221-026NIND
2019-02-20190221-027NIND
2019-02-20190221-031NIND
2019-02-20190221-032NIND
2019-02-20190221-033NIND
2019-02-20190221-034NIND
2019-02-20190221-035NIND
2019-02-20190221-040NIND