Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Manganese

Melody Woods Water Company

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.

 

114

Samples

0

Samples exceeding legal limit (MCL)

39

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014122.1 ppb142ND - 1,200.0 ppb
2015130.9 ppb165ND - 1,000.0 ppb
2016336.7 ppb2211ND - 1,400.0 ppb
2017270.0 ppb208ND - 1,200.0 ppb
2018287.0 ppb208ND - 1,300.0 ppb
2019369.8 ppb2211ND - 1,700.0 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
2014-01-151610-006-0850ND
2014-02-191610-003-09001,200.0 ppb
2014-02-191610-006-0855ND
2014-02-191610-007-0905510.0 ppb
2014-03-191610-006-0900ND
2014-04-231610-006-0825ND
2014-05-221610-006-0720ND
2014-06-091610-006-0800ND
2014-07-211610-006-0840ND
2014-08-221610-006-0855ND
2014-09-241610-006-0705ND
2014-10-151610-006-0945ND
2014-11-191610-006-0747ND
2014-12-161610-006-0816ND
2015-01-231610-006-0820ND
2015-02-181610-006-0755ND
2015-03-241610-006-0840ND
2015-04-101610-006-0743ND
2015-05-131610-003-08501,000.0 ppb
2015-05-131610-006-0821ND
2015-05-131610-007-081082.0 ppb
2015-06-101610-006-0750ND
2015-07-011610-006-0805ND
2015-08-051610-006-0620ND
2015-08-231610-003-1201880.0 ppb
2015-08-241610-007-080168.0 ppb
2015-09-111610-006-0649ND
2015-10-161610-006-0739ND
2015-11-201610-006-080564.0 ppb
2015-12-151610-006-0754ND
2016-01-181610-003-19201,300.0 ppb
2016-01-181610-007-193133.0 ppb
2016-01-191610-006-0811ND
2016-02-221610-003-0816870.0 ppb
2016-02-221610-006-0748ND
2016-02-221610-007-0734390.0 ppb
2016-03-161610-006-083944.0 ppb
2016-04-201610-003-07401,200.0 ppb
2016-04-201610-006-0714ND
2016-04-201610-007-0700270.0 ppb
2016-05-191610-006-0745ND
2016-06-211610-006-0807ND
2016-07-261610-003-20051,200.0 ppb
2016-07-261610-007-2050150.0 ppb
2016-07-271610-006-0720ND
2016-08-241610-006-0710ND
2016-09-301610-006-0810ND
2016-10-241610-003-07301,400.0 ppb
2016-10-241610-006-0750ND
2016-10-241610-007-0720550.0 ppb
2016-11-221610-006-0818ND
2016-12-141610-006-0730ND
2017-01-101610-003-0845700.0 ppb
2017-01-101610-006-0914ND
2017-01-101610-007-0830350.0 ppb
2017-02-031610-006-0810ND
2017-03-211610-006-0746ND
2017-04-191610-003-0805640.0 ppb
2017-04-191610-006-0845ND
2017-04-191610-007-0820540.0 ppb
2017-05-231610-006-0718ND
2017-06-281610-006-0730ND
2017-07-241610-003-2045940.0 ppb
2017-07-241610-007-2000730.0 ppb
2017-07-251610-006-0745ND
2017-08-141610-006-0735ND
2017-09-251610-006-0735ND
2017-10-251610-003-07201,200.0 ppb
2017-10-251610-006-0744ND
2017-10-251610-007-0710300.0 ppb
2017-11-141610-006-0733ND
2017-12-191610-006-0740ND
2018-01-231610-003-07001,200.0 ppb
2018-01-231610-006-0720ND
2018-01-231610-007-0715300.0 ppb
2018-02-201610-006-0800ND
2018-03-211610-006-0835ND
2018-04-221610-003-1800750.0 ppb
2018-04-221610-007-1830410.0 ppb
2018-04-231610-006-0815ND
2018-05-091610-006-0835ND
2018-06-181610-006-0715ND
2018-07-221610-003-19001,300.0 ppb
2018-07-221610-007-1830200.0 ppb
2018-07-231610-006-0712ND
2018-08-171610-006-0715ND
2018-09-171610-006-0730ND
2018-10-231610-003-20001,300.0 ppb
2018-10-231610-007-1930280.0 ppb
2018-10-241610-006-0845ND
2018-11-201610-006-0835ND
2018-12-181610-006-0810ND
2019-01-131610-003-08201,300.0 ppb
2019-01-131610-007-0840710.0 ppb
2019-01-141610-006-0702ND
2019-02-181610-003-1900770.0 ppb
2019-02-181610-007-19301,000.0 ppb
2019-02-191610-006-074025.0 ppb
2019-03-261610-006-0720ND
2019-04-151610-003-1930430.0 ppb
2019-04-151610-007-2005410.0 ppb
2019-04-161610-006-0740ND
2019-05-211610-006-0830ND
2019-06-241610-006-0720ND
2019-07-141610-003-1815420.0 ppb
2019-07-141610-007-18551,700.0 ppb
2019-07-151610-006-0735ND
2019-08-271610-006-0740ND
2019-09-171610-006-0730ND
2019-10-201610-003-18001,200.0 ppb
2019-10-201610-007-1815170.0 ppb
2019-10-211610-006-0820ND
2019-11-111610-006-0825ND
2019-12-111610-006-0800ND