Know Your Environment. Protect Your Health.

Nitrate and nitrite

Fox Laurel Mobile Home Park LLC

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

11

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.605 ppm220.500 ppm - 0.710 ppm
20190.435 ppm440.150 ppm - 0.720 ppm
20200.365 ppm220.110 ppm - 0.620 ppm
20210.345 ppm220.0900 ppm - 0.600 ppm
20220.228 ppm440.0500 ppm - 0.410 ppm
20230.195 ppm220.0800 ppm - 0.310 ppm

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
2018-05-31CA61821NOX0.500 ppm
2018-05-31CA61822NOX0.710 ppm
2019-10-09CE298390.150 ppm
2019-10-09CE298410.160 ppm
2019-10-09CE298400.710 ppm
2019-10-09CE298420.720 ppm
2020-01-30CF237210.110 ppm
2020-01-30CF237220.620 ppm
2021-03-10CH757250.0900 ppm
2021-03-10CH757260.600 ppm
2022-03-09CK828320.0500 ppm
2022-03-09CK828340.0600 ppm
2022-03-09CK828350.410 ppm
2022-03-09CK828330.390 ppm
2023-03-10CN574890.0800 ppm
2023-03-10CN574900.310 ppm