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EWG's Tap Water Database — 2021 UPDATE

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Manganese

Fort Rucker - American Water

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.

 

28

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
2014N/A00N/A
2015N/A00N/A
2016ND70ND
2017N/A00N/A
2018N/A00N/A
20191.73 ppb218ND - 18.0 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
2016-01-21160121039-3ND
2016-01-21160121039-4ND
2016-01-21160121039-6ND
2016-01-21160121039-2ND
2016-01-21160121039-7ND
2016-01-21160121039-5ND
2016-01-21160121039-1ND
2019-04-1043555701ND
2019-04-104355630118.0 ppb
2019-04-1043556201ND
2019-04-1043556101ND
2019-04-1043556001ND
2019-04-1043555901ND
2019-04-22442068010.530 ppb
2019-05-2820105777007_IIOCND
2019-05-2820105777004_IIOCND
2019-05-2820105777006_IIOCND
2019-05-2820105777005_IIOCND
2019-05-2820105777003_IIOCND
2019-05-2820105777002_IIOCND
2019-05-2820105777001_IIOC12.0 ppb
2019-10-15466869010.610 ppb
2019-10-15466870010.400 ppb
2019-10-15466871010.880 ppb
2019-10-1546687201ND
2019-10-1546687301ND
2019-10-15466874010.580 ppb
2019-10-15466875013.30 ppb