Know Your Environment. Protect Your Health.

Nitrate and nitrite

Tallula Utility District

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-02-13180214-044NIND
2018-02-13180214-047NIND
2019-03-19190320-019NIND
2019-03-19190320-026NIND
2020-02-20200221-001NIND
2020-02-20200221-004NIND
2021-03-16NI-210317-023ND
2021-03-16NI-210317-025ND
2022-02-02NI-220203-006ND
2022-10-25NI-221026-009ND
2023-02-22NI-230223-057ND
2023-02-22NI-230223-058ND