Know Your Environment. Protect Your Health.

Nitrate and nitrite

Moxee Water Department

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.0200 ppm31ND - 0.0600 ppm
2019ND30ND
2020N/A00N/A
20210.0150 ppm41ND - 0.0600 ppm
2022ND40ND
2023N/A00N/A

ppm = parts per million

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.14 ppm

The EWG 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
2018-08-080.0600 ppm
2018-08-13ND
2018-08-13ND
2019-08-29ND
2019-08-29ND
2019-08-29ND
2021-08-164150978ND
2021-08-164150979ND
2021-10-124183306ND
2021-11-2942077720.0600 ppm
2022-08-154326493ND
2022-08-154326495ND
2022-08-154326494ND
2022-09-274344695ND