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EWG's Tap Water Database — 2021 UPDATE

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Manganese

Whittier Water Department

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

 

109

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
201410.7 ppb6717ND - 130.0 ppb
2015ND90ND
2016ND60ND
2017ND100ND
20180.322 ppb91ND - 2.90 ppb
20196.18 ppb83ND - 23.0 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
2014-01-029588-014-1000ND
2014-01-079588-014-0800ND
2014-01-159588-003-0800ND
2014-01-159588-014-0730ND
2014-01-229588-014-1000ND
2014-01-309588-014-0800ND
2014-02-069588-014-0800ND
2014-02-119588-014-0800ND
2014-02-189588-003-0800ND
2014-02-189588-014-080022.0 ppb
2014-02-269588-008-1000ND
2014-02-269588-010-1100ND
2014-02-269588-011-1200ND
2014-02-269588-013-1300ND
2014-03-059588-014-093025.0 ppb
2014-03-119588-014-0800ND
2014-03-199588-014-083039.0 ppb
2014-03-269588-008-1232ND
2014-03-269588-010-1215ND
2014-03-269588-011-0900ND
2014-03-269588-013-1050ND
2014-03-269588-014-080036.0 ppb
2014-03-279588-003-1130ND
2014-04-029588-014-1100ND
2014-04-099588-014-0900ND
2014-04-169588-003-0830ND
2014-04-169588-014-0800ND
2014-04-249588-014-080023.0 ppb
2014-04-299588-014-0800ND
2014-05-079588-014-080024.0 ppb
2014-05-149588-014-0800ND
2014-05-209588-014-0800ND
2014-05-279588-003-0800ND
2014-05-289588-014-0800ND
2014-06-059588-014-0800130.0 ppb
2014-06-259588-003-1200ND
2014-06-259588-014-073073.0 ppb
2014-07-039588-014-083034.0 ppb
2014-07-089588-014-080027.0 ppb
2014-07-159588-014-0800120.0 ppb
2014-07-229588-003-0830ND
2014-07-239588-014-090029.0 ppb
2014-07-299588-014-1030ND
2014-08-159588-014-1155ND
2014-08-209588-003-0915ND
2014-08-209588-014-090028.0 ppb
2014-08-279588-014-0900ND
2014-09-039588-014-0800ND
2014-09-099588-014-083025.0 ppb
2014-09-179588-014-080021.0 ppb
2014-09-249588-014-0800ND
2014-10-019588-014-0900ND
2014-10-089588-014-1000ND
2014-10-159588-014-0800ND
2014-10-229588-014-0800ND
2014-10-289588-014-100025.0 ppb
2014-11-069588-014-0800ND
2014-11-109588-014-0730ND
2014-11-189588-014-0800ND
2014-11-199588-008-1140ND
2014-11-199588-009-1000ND
2014-11-199588-010-0930ND
2014-11-199588-011-0900ND
2014-11-199588-013-1100ND
2014-11-199588-022-0800ND
2014-11-259588-014-1100ND
2014-12-019588-014-090039.0 ppb
2015-02-249588-009-0930ND
2015-03-069588-009-1010ND
2015-10-239588-014-1300ND
2015-11-199588-008-0930ND
2015-11-199588-009-1150ND
2015-11-199588-010-1050ND
2015-11-199588-011-0900ND
2015-11-199588-013-1225ND
2015-11-199588-022-0830ND
2016-11-159588-008-0920ND
2016-11-159588-009-0900ND
2016-11-159588-010-1132ND
2016-11-159588-013-1122ND
2016-11-159588-022-0802ND
2016-12-139588-011-0952ND
2017-02-229588-008-1122ND
2017-02-229588-010-1249ND
2017-02-229588-011-1330ND
2017-02-229588-013-1047ND
2017-11-149588-008-1117ND
2017-11-149588-011-1128ND
2017-11-149588-013-1344ND
2017-12-069588-009-0852ND
2017-12-119588-009-0920ND
2017-12-119588-010-0723ND
2018-02-209588-009-1008ND
2018-03-139588-009-0945ND
2018-09-188I11009-012.90 ppb
2018-11-139588-011-1000ND
2018-11-139588-013-1040ND
2018-11-139588-022-0940ND
2018-11-269588-009-0800ND
2018-11-269588-010-0730ND
2018-12-199588-009-1105ND
2019-02-069588-008-1135ND
2019-03-219C04122-016.40 ppb
2019-11-069588-008-0854ND
2019-11-069588-009-0749ND
2019-11-069588-010-0823ND
2019-11-069588-011-091723.0 ppb
2019-11-069588-013-094720.0 ppb
2019-12-189588-009-0920ND