Know Your Environment. Protect Your Health.

Nitrate and nitrite

Junction City Waterworks

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND20ND
2020ND20ND
20210.0700 ppm42ND - 0.140 ppm
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
2018-01-30Y180320032ND
2018-05-01Y181230004ND
2018-10-29Y183050013ND
2019-02-18Y190520022ND
2019-10-15Y192900013ND
2020-01-28Y200300005ND
2020-12-01Y203370029ND
2021-01-26Y210280025ND
2021-04-20Y2111100250.140 ppm
2021-06-08Y211610024ND
2021-10-26Y2130100070.140 ppm
2022-01-24Y220270019ND
2022-11-15Y223210013ND
2023-01-31Y230330008ND
2023-10-09Y232850009ND