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EWG's Tap Water Database — 2019 UPDATE

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Manganese

Salt Lake City Water System

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.

 

110

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.519 ppb166ND - 2.90 ppb
20130.325 ppb165ND - 2.40 ppb
20140.364 ppb147ND - 1.30 ppb
20150.250 ppb164ND - 2.50 ppb
20165.74 ppb256ND - 135.0 ppb
20170.134 ppb231ND - 3.08 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 Result
2012-01-25ND
2012-01-25ND
2012-01-26ND
2012-05-250.500 ppb
2012-06-01ND
2012-06-01ND
2012-06-010.500 ppb
2012-06-05ND
2012-06-05ND
2012-06-292.90 ppb
2012-06-291.60 ppb
2012-06-292.10 ppb
2012-06-290.700 ppb
2012-07-13ND
2012-07-17ND
2012-07-17ND
2013-01-18ND
2013-01-25ND
2013-01-25ND
2013-05-102.40 ppb
2013-05-150.600 ppb
2013-05-15ND
2013-05-16ND
2013-06-18ND
2013-06-180.700 ppb
2013-06-180.900 ppb
2013-06-25ND
2013-06-28ND
2013-06-28ND
2013-07-300.600 ppb
2013-07-30ND
2013-08-27ND
2014-01-10ND
2014-05-23ND
2014-05-30ND
2014-05-30ND
2014-06-030.600 ppb
2014-06-110.600 ppb
2014-06-250.600 ppb
2014-06-25ND
2014-07-01ND
2014-07-01ND
2014-07-020.500 ppb
2014-07-090.700 ppb
2014-07-091.30 ppb
2014-07-090.800 ppb
2015-01-230.500 ppb
2015-01-23ND
2015-01-30ND
2015-01-300.500 ppb
2015-02-270.500 ppb
2015-05-01ND
2015-05-08ND
2015-05-15ND
2015-06-19ND
2015-06-19ND
2015-06-19ND
2015-06-19ND
2015-07-10ND
2015-07-102.50 ppb
2015-07-10ND
2015-07-17ND
2016-01-08ND
2016-01-08ND
2016-01-150.700 ppb
2016-02-12ND
2016-02-26ND
2016-03-25ND
2016-05-193.90 ppb
2016-05-19ND
2016-06-03ND
2016-06-03ND
2016-06-100.700 ppb
2016-06-10ND
2016-06-10ND
2016-06-24ND
2016-06-24ND
2016-06-242.70 ppb
2016-06-28ND
2016-06-280.500 ppb
2016-07-08ND
2016-07-08ND
2016-07-13ND
2016-07-29ND
2016-07-29ND
2016-07-29ND
2016-09-08135.0 ppb
2017-01-13ND
2017-01-133.08 ppb
2017-01-20ND
2017-01-20ND
2017-03-03ND
2017-03-24ND
2017-06-09ND
2017-06-09ND
2017-06-16ND
2017-06-16ND
2017-06-16ND
2017-06-20ND
2017-06-23ND
2017-06-30ND
2017-06-30ND
2017-07-14ND
2017-07-14ND
2017-07-21ND
2017-07-21ND
2017-08-03ND
2017-08-08ND
2017-08-08ND
2017-08-22ND