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EWG's Tap Water Database — 2021 UPDATE

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Manganese

East Niles CSD

Manganese is a naturally occurring element that is common in food and drinking water. Excessive manganese exposures may impair children's attention, memory and intellectual capacity. Click here to read more about manganese.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND10ND
2015ND20ND
20166.33 ppb31ND - 19.0 ppb
2017ND10ND
2018ND60ND
20190.0743 ppb71ND - 0.520 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 100 ppb

The EWG Health Guideline of 100 ppb for manganese was defined by the state of Minnesota as a health risk limit, the concentration of a contaminant that can be consumed with little or no risk to health. This health guideline protects against harm to the brain and nervous system.

ppb = parts per billion

All test results

Date Lab ID Result
2014-10-165806-013-0845ND
2015-03-235806-011-1420ND
2015-03-235806-029-1350ND
2016-07-195806-010-111519.0 ppb
2016-07-205806-006-0900ND
2016-07-215806-024-0900ND
2017-04-205806-013-1425ND
2018-02-085806-011-1355ND
2018-02-125806-029-1430ND
2018-09-10201809110193ND
2018-09-10201809110192ND
2018-09-10201809110191ND
2018-12-11201812130639ND
2019-03-11201901190095ND
2019-03-11201901190097ND
2019-03-112019011900960.520 ppb
2019-05-085806-006-1430ND
2019-05-085806-024-1400ND
2019-05-085806-010-1450ND
2019-06-20201906210161ND