Know Your Environment. Protect Your Health.

Nitrate and nitrite

City of Jeanerette Water System

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)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.0667 ppm62ND - 0.200 ppm
2019ND40ND
2020ND20ND
20210.1000 ppm21ND - 0.200 ppm
2022ND10ND
2023ND10ND

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
2018-02-15AE20667ND
2018-02-15AE20667ND
2018-06-26AE22015ND
2018-06-26AE22015ND
2018-09-10B1804165-0010.200 ppm
2018-09-10B1804165-0010.200 ppm
2019-01-2835445029001ND
2019-01-28B1900365-001ND
2019-01-2835445029001ND
2019-01-28B1900365-001ND
2020-03-0535535714001ND
2020-11-2335594844001ND
2021-02-24B2100950-001ND
2021-05-24B2102373-0030.200 ppm
2022-02-15B2200643-002ND
2023-03-08B2301047-001ND