Know Your Environment. Protect Your Health.

Nitrite

Thousand Trails San Benito Preserve

Nitrite, closely related to the fertilizer chemical nitrate, comes from urban runoff and from fertilizer applied to agricultural lands to pollute drinking water. Nitrite is significantly more toxic than nitrate. Excessive nitrite in water can cause oxygen deprivation in infants and increase the risk of cancer.

 

99

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND110ND
2019ND70ND
2020ND190ND
2021ND230ND
2022ND200ND
2023ND190ND

ppm = parts per million

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 1 ppm

The legal limit for nitrite, established in 1991, was based on the rate of conversion of ingested nitrate into nitrite in adults. This limit may not fully protect against the risk of cancer due to nitrite exposure.

ppm = parts per million

All test results

Date Lab ID Result
2018-03-13CA3500505_001_001-201803131128ND
2018-03-13CA3500505_002_002-201803130831ND
2018-06-11CA3500505_001_001-201806111010ND
2018-06-11CA3500505_002_002-201806110945ND
2018-06-21CA3500505_005_005-201806211321ND
2018-08-08CA3500505_002_002-201808080816ND
2018-08-08CA3500505_001_001-201808080856ND
2018-10-31CA3500505_005_005-201810310740ND
2018-10-31CA3500505_002_002-201810310800ND
2018-10-31CA3500505_001_001-201810310825ND
2018-11-27CA3500505_002_002-201811271215ND
2019-01-09CA3500505_005_005-201901091215ND
2019-01-09CA3500505_001_001-201901091231ND
2019-03-18CA3500505_001_001-201903180747ND
2019-03-31CA3500505_002_002-201903311720ND
2019-12-23CA3500505_002_002-201912231035ND
2019-12-23CA3500505_005_005-201912230940ND
2019-12-23CA3500505_001_001-201912231110ND
2020-01-13CA3500505_002_002-202001131121ND
2020-01-13CA3500505_005_005-202001130952ND
2020-01-13CA3500505_001_001-202001131149ND
2020-05-19CA3500505_002_002-202005190820ND
2020-05-19CA3500505_001_001-202005190915ND
2020-05-19CA3500505_005_005-202005190745ND
2020-06-16CA3500505_002_002-202006160913ND
2020-06-16CA3500505_001_001-202006161040ND
2020-06-16CA3500505_005_005-202006160940ND
2020-07-07CA3500505_001_001-202007071019ND
2020-07-07CA3500505_005_005-202007071002ND
2020-09-22CA3500505_001_001-202009221301ND
2020-09-22CA3500505_005_005-202009221219ND
2020-10-08CA3500505_001_001-202010081235ND
2020-10-08CA3500505_005_005-202010081131ND
2020-11-24CA3500505_001_001-202011241211ND
2020-11-24CA3500505_005_005-202011241142ND
2020-12-22CA3500505_005_005-202012220829ND
2020-12-29CA3500505_001_001-202012291157ND
2021-01-26CA3500505_005_005-202101261230ND
2021-01-31CA3500505_001_001-202101311518ND
2021-02-16CA3500505_005_005-202102161117ND
2021-02-16CA3500505_001_001-202102161117ND
2021-03-15CA3500505_005_005-202103151209ND
2021-03-29CA3500505_001_001-202103290656ND
2021-04-19CA3500505_005_005-202104191219ND
2021-04-19CA3500505_001_001-202104190847ND
2021-05-26CA3500505_005_005-202105260833ND
2021-05-26CA3500505_001_001-202105260916ND
2021-06-29CA3500505_005_005-202106291150ND
2021-07-27CA3500505_001_001-202107270739ND
2021-07-27CA3500505_005_005-202107271013ND
2021-08-24CA3500505_005_005-202108240745ND
2021-08-24CA3500505_001_001-202108240816ND
2021-09-02CA3500505_005_005-202109021139ND
2021-09-02CA3500505_001_001-202109021211ND
2021-10-20CA3500505_001_001-202110201420ND
2021-10-20CA3500505_005_005-202110201446ND
2021-11-30CA3500505_005_005-202111301201ND
2021-11-30CA3500505_001_001-202111301221ND
2021-12-28CA3500505_005_005-202112281454ND
2021-12-28CA3500505_001_001-202112281247ND
2022-01-25CA3500505_005_005-202201251153ND
2022-01-25CA3500505_001_001-202201251224ND
2022-02-24CA3500505_005_005-202202240855ND
2022-02-24CA3500505_001_001-202202240918ND
2022-03-14CA3500505_001_001-202203141054ND
2022-03-14CA3500505_005_005-202203141051ND
2022-04-18CA3500505_005_005-202204180740ND
2022-05-31CA3500505_005_005-202205311000ND
2022-05-31CA3500505_001_001-202205311020ND
2022-06-27CA3500505_005_005-202206271147ND
2022-07-27CA3500505_005_005-202207271257ND
2022-07-31CA3500505_001_001-202207311552ND
2022-08-22CA3500505_001_001-202208221030ND
2022-08-22CA3500505_005_005-202208220858ND
2022-09-26CA3500505_001_001-202209261152ND
2022-09-26CA3500505_005_005-202209261105ND
2022-10-12CA3500505_005_005-202210121248ND
2022-10-12CA3500505_001_001-202210121231ND
2022-11-28CA3500505_001_001-202211281230ND
2022-11-28CA3500505_005_005-202211281428ND
2023-01-25CA3500505_005_005-202301251354ND
2023-01-25CA3500505_001_001-202301251248ND
2023-02-15CA3500505_005_005-202302151232ND
2023-04-26CA3500505_005_005-202304260950ND
2023-05-17CA3500505_005_005-202305170950ND
2023-06-28CA3500505_001_001-202306281115ND
2023-06-28CA3500505_005_005-202306281035ND
2023-07-25CA3500505_001_001-202307251325ND
2023-07-25CA3500505_005_005-202307251300ND
2023-08-22CA3500505_001_001-202308221041ND
2023-08-22CA3500505_005_005-202308221018ND
2023-09-25CA3500505_001_001-202309251302ND
2023-09-26CA3500505_005_005-202309260746ND
2023-10-23CA3500505_005_005-202310230713ND
2023-10-23CA3500505_001_001-202310230723ND
2023-11-30CA3500505_001_001-202311300542ND
2023-11-30CA3500505_005_005-202311300757ND
2023-12-27CA3500505_001_001-202312271051ND
2023-12-27CA3500505_005_005-202312271156ND