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EWG's Tap Water Database — 2021 UPDATE

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Manganese

Arvin Community Services District

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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
20154.83 ppb61ND - 29.0 ppb
2016ND20ND
2017N/A00N/A
2018ND30ND
20192.13 ppb107ND - 5.20 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
2015-08-045806-005-0921ND
2015-08-045806-006-0949ND
2015-08-045806-016-103629.0 ppb
2015-08-045806-001-1015ND
2015-08-045806-018-1051ND
2015-09-105806-009-0936ND
2016-10-135806-022-1041ND
2016-10-135806-020-1009ND
2018-07-175806-018-0822ND
2018-07-175806-016-0744ND
2018-07-175806-009-0847ND
2019-03-192019032003892.00 ppb
2019-03-192019032003885.20 ppb
2019-04-022019040303214.70 ppb
2019-04-172019041801810.460 ppb
2019-07-312019080102103.80 ppb
2019-07-31201908010239ND
2019-07-312019080102373.30 ppb
2019-07-312019080102401.80 ppb
2019-12-175806-022-0804ND
2019-12-175806-020-0820ND