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EWG's Tap Water Database — 2019 UPDATE

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Nitrate

City of Blythe

Nitrate, a fertilizer chemical, frequently contaminates drinking water due to agricultural and urban runoff, and discharges from municipal wastewater treatment plants and septic tanks. Excessive nitrate in water can cause oxygen deprivation in infants and increase the risk of cancer. Click here to read more about nitrate.

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND50ND
2014ND70ND
2015ND80ND
2016ND20ND
2017ND70ND

ppm = parts per million

State and national drinking water standards and health guidelines

EWG Health Guideline 0.14 ppm

The EWG Health Guideline of 0.14 ppm for nitrate was defined by EWG . This health guideline protects against cancer and harm to fetal growth and development.

EPA Maximum Contaminant
Level (MCL) 10 ppm

The legal limit for nitrate, established in 1962, was developed to protect infants from acute methemoglobinemia, a life-threatening disorder of oxygen transport in the body. This limit does not fully protect against the risk of cancer and harm to the developing fetus.

ppm = parts per million

All test results

Date Lab ID Result
2013-09-244790-031-0900ND
2013-09-244790-006-0900ND
2013-09-244790-030-0900ND
2013-09-244790-010-0900ND
2013-09-244790-015-0900ND
2014-09-234790-031-1345ND
2014-09-234790-006-1145ND
2014-09-234790-010-0845ND
2014-09-234790-015-0830ND
2014-09-234790-030-1330ND
2014-12-174790-006-0640ND
2014-12-174790-015-0740ND
2015-09-154790-030-1335ND
2015-09-154790-031-1340ND
2015-12-084790-031-0945ND
2015-12-084790-006-0600ND
2015-12-084790-006-0600ND
2015-12-084790-006-0630ND
2015-12-084790-006-0630ND
2015-12-084790-030-0930ND
2016-11-294790-015-1100ND
2016-11-294790-010-1115ND
2017-02-144790-006-1015ND
2017-02-144790-031-1100ND
2017-02-144790-030-1045ND
2017-11-204790-015-0600ND
2017-11-284790-030-0930ND
2017-11-284790-031-0945ND
2017-11-284790-010-0900ND