Know Your Environment. Protect Your Health.

Nitrate and nitrite

Village 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.

 

100

Samples

0

Samples exceeding legal limit (MCL)

56

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.615 ppm2016ND - 1.60 ppm
20190.560 ppm4626ND - 2.00 ppm
20200.411 ppm95ND - 1.60 ppm
20210.450 ppm85ND - 1.60 ppm
20220.500 ppm96ND - 1.60 ppm
20230.250 ppm83ND - 0.700 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
2018-11-27354335710080.570 ppm
2018-11-27354335710010.0330 ppm
2018-11-27354335710020.490 ppm
2018-11-2735433571003ND
2018-11-27354335710040.340 ppm
2018-11-27354335710051.60 ppm
2018-11-27354335710060.520 ppm
2018-11-2735433571007ND
2018-11-27354335710080.570 ppm
2018-11-27354335710010.0330 ppm
2018-11-27354335710020.490 ppm
2018-11-2735433571003ND
2018-11-27354335710040.340 ppm
2018-11-27354335710051.60 ppm
2018-11-27354335710060.520 ppm
2018-11-2735433571007ND
2018-12-04354347450011.50 ppm
2018-12-04354347450021.10 ppm
2018-12-04354347450011.50 ppm
2018-12-04354347450021.10 ppm
2019-02-1135447880006ND
2019-02-1135447880001ND
2019-02-1135447880002ND
2019-02-1135447880003ND
2019-02-11354478800041.60 ppm
2019-02-11354478800051.50 ppm
2019-02-1135447880006ND
2019-02-11354478800070.980 ppm
2019-02-11354478800082.00 ppm
2019-02-1135447880001ND
2019-02-1135447880002ND
2019-02-1135447880003ND
2019-02-11354478800041.60 ppm
2019-02-11354478800082.00 ppm
2019-02-11354478800070.980 ppm
2019-02-11354478800051.50 ppm
2019-03-13354541000030.650 ppm
2019-03-13354541000040.510 ppm
2019-03-13354541000030.650 ppm
2019-03-13354541000021.80 ppm
2019-03-1335454100001ND
2019-03-13354541000051.20 ppm
2019-03-13354541000051.20 ppm
2019-03-1335454100001ND
2019-03-13354541000021.80 ppm
2019-03-13354541000040.510 ppm
2019-03-25354575580010.130 ppm
2019-03-25354575580080.780 ppm
2019-03-2535457558009ND
2019-03-2535457558002ND
2019-03-2535457558003ND
2019-03-2535457558004ND
2019-03-2535457558005ND
2019-03-25354575580060.690 ppm
2019-03-25354575580070.220 ppm
2019-03-25354575580080.780 ppm
2019-03-2535457558009ND
2019-03-25354575580010.130 ppm
2019-03-2535457558002ND
2019-03-2535457558003ND
2019-03-2535457558004ND
2019-03-2535457558005ND
2019-03-25354575580060.690 ppm
2019-03-25354575580070.220 ppm
2019-04-01354589910010.830 ppm
2019-04-01354589910010.830 ppm
2020-04-16B2001821-0080.1000 ppm
2020-04-16B2001821-0070.500 ppm
2020-04-16B2001821-0061.60 ppm
2020-04-16B2001821-005ND
2020-04-16B2001821-003ND
2020-04-16B2001821-002ND
2020-04-16B2001821-001ND
2020-04-16B2001821-0040.200 ppm
2020-11-19355938600011.30 ppm
2021-12-03B2106555-0050.300 ppm
2021-12-03B2106555-0080.600 ppm
2021-12-03B2106555-0071.60 ppm
2021-12-03B2106555-006ND
2021-12-03B2106555-004ND
2021-12-03B2106555-0030.600 ppm
2021-12-03B2106555-002ND
2021-12-03B2106555-0010.500 ppm
2022-03-15B2201139-0090.300 ppm
2022-03-15B2201139-0081.60 ppm
2022-03-15B2201139-007ND
2022-03-21B2201296-0060.400 ppm
2022-03-21B2201296-0070.500 ppm
2022-03-29B2201628-0090.400 ppm
2022-03-29B2201628-010ND
2022-03-29B2201628-008ND
2022-04-06B2201651-0011.30 ppm
2023-12-19B2305367-0010.700 ppm
2023-12-19B2305367-002ND
2023-12-19B2305367-0030.600 ppm
2023-12-19B2305367-004ND
2023-12-19B2305367-005ND
2023-12-19B2305367-006ND
2023-12-19B2305367-007ND
2023-12-19B2305367-0080.700 ppm