Know Your Environment. Protect Your Health.

Nitrate and nitrite

Merritt Park Wd, Fishkill Town

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.

 

4

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.795 ppm110.795 ppm
2019N/A00N/A
20200.910 ppm110.910 ppm
20210.798 ppm110.798 ppm
20220.460 ppm110.460 ppm
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
2018-12-17J8L1297-010.795 ppm
2020-10-26420-183940-10.910 ppm
2021-11-29T1L0565-010.798 ppm
2022-11-08MP223604-A0.460 ppm