Know Your Environment. Protect Your Health.

Nitrate and nitrite

Mill Run Mobile Home Park

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND10ND
2022ND20ND
20234.04 ppm440.570 ppm - 7.60 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
2018-08-01AJ96213ND
2018-08-01AJ96214ND
2019-07-29AK23782ND
2019-07-29AK23784ND
2020-07-29AK53259ND
2020-07-29AK53267ND
2021-06-07AK76853ND
2022-07-21AL06740ND
2022-07-21AL06744ND
2023-06-28AL351147.60 ppm
2023-06-28AL351217.40 ppm
2023-10-09AL466890.590 ppm
2023-10-09AL466920.570 ppm