Know Your Environment. Protect Your Health.

Nitrate and nitrite

Tabor City, Town of

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-06-1937729_18-24730ND
2018-06-1937729_18-24731ND
2018-06-1937729_18-24732ND
2018-06-1937729_18-24729ND
2019-06-1837729_19-25383ND
2019-06-1837729_19-25384ND
2019-06-1837729_19-25385ND
2019-06-1837729_19-25386ND
2020-08-2537729_20-36698ND
2020-08-2537729_20-36699ND
2020-08-2537729_20-36700ND
2020-08-2537729_20-36969ND
2021-07-2837729_21-31648ND
2021-07-2837729_21-31651ND
2021-07-2837729_21-31650ND
2021-07-2837729_21-31649ND
2022-05-1837729_22-21950ND
2022-05-1837729_22-21951ND
2022-05-1837729_22-21952ND
2022-05-1837729_22-21953ND
2023-06-2037729_23-31939ND
2023-06-2037729_23-31940ND
2023-06-2037729_23-31941ND
2023-06-2037729_23-31942ND