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EWG's Tap Water Database — 2021 UPDATE

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Manganese

City of Elko

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.

MORE ABOUT THIS CONTAMINANT

 

70

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
20169.06 ppb177ND - 70.0 ppb
2017N/A00N/A
2018N/A00N/A
20195.29 ppb5326ND - 110.0 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
2016-03-23S201603-0982ND
2016-03-23S201603-0980ND
2016-03-23S201603-09841.000 ppb
2016-05-02S201605-0070ND
2016-05-02S201605-0068ND
2016-06-01S201606-009610.00 ppb
2016-06-01S201606-0092ND
2016-06-01S201606-009429.0 ppb
2016-06-01S201606-00908.00 ppb
2016-06-01S201606-00983.00 ppb
2016-06-20S201606-0984ND
2016-06-20S201606-0986ND
2016-06-20S201606-0982ND
2016-06-21S201606-1075ND
2016-06-28S201606-137133.0 ppb
2016-06-28S201606-137370.0 ppb
2016-06-28S201606-1369ND
2019-01-0935441567001SEA12.10 ppb
2019-01-1435442109004SEA12.40 ppb
2019-01-1435442109002SEA1ND
2019-01-1435442109001SEA14.60 ppb
2019-01-1435442109003SEA1ND
2019-01-1535442500001SEA14.00 ppb
2019-01-1535442498001SEA11.30 ppb
2019-01-1535442500002SEA17.60 ppb
2019-01-1535442498002SEA17.90 ppb
2019-01-1635442765002SEA11.80 ppb
2019-01-1635442758002SEA118.4 ppb
2019-01-1635442758001SEA16.90 ppb
2019-01-1635442765001SEA16.60 ppb
2019-01-1635442769002SEA125.4 ppb
2019-01-1635442769001SEA14.20 ppb
2019-01-2235443763002SEA1110.0 ppb
2019-01-2235443763001SEA11.000 ppb
2019-01-2235443772001SEA11.30 ppb
2019-01-2235443772002SEA1ND
2019-07-1035481498001SEA2ND
2019-07-1035481498002SEA22.00 ppb
2019-07-1035481075005SEA2ND
2019-07-1035481075006SEA2ND
2019-07-1035481476001SEA21.60 ppb
2019-07-1035481075002SEA2ND
2019-07-1035481075001SEA2ND
2019-07-1635482652002SEA21.60 ppb
2019-07-1635482614002SEA21.20 ppb
2019-07-1635482652001SEA2ND
2019-07-1635482614001SEA26.30 ppb
2019-07-1835483311002SEA214.8 ppb
2019-07-1835483283002SEA2ND
2019-07-1835483321002SEA20.790 ppb
2019-07-1835483311001SEA2ND
2019-07-1835483321001SEA20.640 ppb
2019-07-1835483283001SEA2ND
2019-07-2335484372002SEA2ND
2019-07-2335484372001SEA237.0 ppb
2019-07-2719081514-01ND
2019-08-19B19081921-001ND
2019-08-19B19081870-001ND
2019-08-20B19082034-001ND
2019-08-20B19082032-001ND
2019-08-21B19082177-001ND
2019-08-21B19082173-001ND
2019-08-2719081605-01ND
2019-08-2719081516-01ND
2019-08-2719081599-019.00 ppb
2019-08-2719081603-01ND
2019-08-2819081612-01ND
2019-08-2819081592-01ND
2019-08-2819081589-01ND
2019-09-04B19090361-001ND