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EWG's Tap Water Database — 2019 UPDATE

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Manganese

City of Corona

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.

 

364

Samples

0

Samples exceeding legal limit (MCL)

90

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012155.6 ppb7325ND - 820.0 ppb
2013165.5 ppb7024ND - 990.0 ppb
2014160.3 ppb7625ND - 820.0 ppb
2015ND480ND
2016109.5 ppb4610ND - 620.0 ppb
201798.6 ppb5110ND - 600.0 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
2012-01-044790-034-0750ND
2012-01-044790-041-1150ND
2012-01-044790-052-105062.0 ppb
2012-01-044790-054-1105720.0 ppb
2012-01-054790-062-1040ND
2012-02-014790-034-0835ND
2012-02-014790-041-1100ND
2012-02-014790-054-1315720.0 ppb
2012-03-064790-062-1005ND
2012-03-154790-034-0730ND
2012-03-154790-041-0910ND
2012-03-154790-052-0830230.0 ppb
2012-03-214790-054-0915630.0 ppb
2012-04-044790-034-0800ND
2012-04-044790-041-1030ND
2012-04-044790-052-0915200.0 ppb
2012-04-044790-054-1225550.0 ppb
2012-05-024790-034-1125ND
2012-05-024790-041-1440ND
2012-05-024790-052-1415210.0 ppb
2012-05-024790-054-1405580.0 ppb
2012-06-064790-034-0800ND
2012-06-064790-041-1245ND
2012-06-064790-052-1350190.0 ppb
2012-06-064790-054-1310620.0 ppb
2012-06-124790-062-1330ND
2012-06-134790-003-1145ND
2012-06-134790-013-1115ND
2012-06-134790-022-1030ND
2012-06-134790-023-1230ND
2012-06-134790-030-1200ND
2012-06-134790-033-1300ND
2012-06-204790-014-1550ND
2012-06-204790-015-1450ND
2012-06-204790-027-0930ND
2012-06-204790-032-1035ND
2012-06-204790-038-1310ND
2012-06-214790-019-0950ND
2012-06-214790-034-1300ND
2012-06-214790-043-1220ND
2012-06-214790-052-1040270.0 ppb
2012-06-224790-039-0730ND
2012-06-274790-024-0930ND
2012-06-274790-029-1400ND
2012-06-274790-031-1450ND
2012-06-274790-054-1120650.0 ppb
2012-06-274790-056-1030ND
2012-07-114790-034-0700ND
2012-07-114790-041-1330ND
2012-07-114790-052-1330250.0 ppb
2012-07-114790-054-1310590.0 ppb
2012-08-014790-034-0720ND
2012-08-014790-041-1125ND
2012-08-014790-052-1250210.0 ppb
2012-08-014790-054-1310590.0 ppb
2012-09-054790-034-0900ND
2012-09-054790-041-1140ND
2012-09-054790-052-1115300.0 ppb
2012-09-054790-054-1125760.0 ppb
2012-09-054790-062-1055ND
2012-10-034790-034-0743ND
2012-10-034790-041-1100ND
2012-10-034790-052-1025300.0 ppb
2012-10-034790-054-0815820.0 ppb
2012-11-144790-034-1005ND
2012-11-144790-041-0920ND
2012-11-144790-052-1020240.0 ppb
2012-11-144790-054-0950820.0 ppb
2012-12-044790-055-0900ND
2012-12-134790-034-0720ND
2012-12-134790-041-1115ND
2012-12-134790-052-1130230.0 ppb
2012-12-134790-054-1145620.0 ppb
2013-01-024790-034-0830ND
2013-01-024790-041-1320ND
2013-01-024790-052-0955220.0 ppb
2013-01-024790-054-0940700.0 ppb
2013-01-094790-062-1215ND
2013-02-064790-021-0930ND
2013-02-064790-027-1330ND
2013-02-064790-030-1130ND
2013-02-064790-034-1030ND
2013-02-064790-039-1130ND
2013-02-064790-041-1310ND
2013-02-064790-052-1045230.0 ppb
2013-02-064790-054-1400550.0 ppb
2013-02-134790-052-1510280.0 ppb
2013-02-134790-054-1350760.0 ppb
2013-03-074790-034-0915ND
2013-03-074790-041-1400ND
2013-03-074790-052-0840290.0 ppb
2013-03-074790-054-1520730.0 ppb
2013-04-084790-034-0845ND
2013-04-084790-041-1350ND
2013-04-084790-052-0915310.0 ppb
2013-04-084790-054-1450700.0 ppb
2013-05-014790-024-1230ND
2013-05-014790-038-1050ND
2013-05-014790-055-1245ND
2013-05-084790-003-1440ND
2013-05-084790-022-1400ND
2013-05-084790-023-0910ND
2013-05-094790-034-0840ND
2013-05-094790-041-1410ND
2013-05-094790-052-0955290.0 ppb
2013-05-094790-054-1015810.0 ppb
2013-05-164790-019-1340ND
2013-05-164790-034-0915ND
2013-05-164790-043-1050ND
2013-06-114790-062-1345ND
2013-06-264790-028-090025.0 ppb
2013-07-189590-034-0820ND
2013-07-189590-041-1524ND
2013-07-189590-052-0846280.0 ppb
2013-07-229590-054-1538720.0 ppb
2013-08-079590-032-0940ND
2013-08-089590-034-1118ND
2013-08-089590-041-1134ND
2013-08-089590-052-1552290.0 ppb
2013-08-089590-054-1540690.0 ppb
2013-08-159590-033-0900ND
2013-08-159590-056-1435ND
2013-08-219590-029-1002ND
2013-08-229590-013-0940ND
2013-08-229590-014-1500ND
2013-08-229590-015-1402ND
2013-08-229590-031-0825ND
2013-09-109590-034-1500ND
2013-09-109590-041-1610ND
2013-09-109590-052-1810390.0 ppb
2013-09-109590-054-1405990.0 ppb
2013-09-109590-062-1330ND
2013-10-179590-034-1140ND
2013-10-179590-041-1330ND
2013-10-179590-052-1400290.0 ppb
2013-10-179590-054-1440690.0 ppb
2013-11-129590-034-1220ND
2013-11-129590-041-1300ND
2013-11-129590-052-1100320.0 ppb
2013-11-129590-054-1200740.0 ppb
2013-12-179590-034-1140ND
2013-12-179590-041-0920ND
2013-12-179590-052-1136290.0 ppb
2014-01-079590-062-1330ND
2014-01-239590-034-0900ND
2014-01-239590-041-1300ND
2014-01-239590-052-1000260.0 ppb
2014-01-239590-054-0930680.0 ppb
2014-02-129590-021-0900ND
2014-02-129590-027-1020ND
2014-02-129590-028-1450ND
2014-02-129590-039-1100ND
2014-02-129590-052-1145280.0 ppb
2014-02-129590-054-1355670.0 ppb
2014-02-139590-034-1443ND
2014-02-139590-041-1135ND
2014-02-139590-052-1150230.0 ppb
2014-02-139590-054-1205700.0 ppb
2014-02-269590-030-0730ND
2014-03-199590-034-1307ND
2014-03-199590-041-0953ND
2014-03-199590-052-1100280.0 ppb
2014-03-259590-062-1455ND
2014-03-269590-054-1128720.0 ppb
2014-04-169590-034-0800ND
2014-04-169590-041-1030ND
2014-04-169590-052-0854290.0 ppb
2014-04-169590-054-1031670.0 ppb
2014-05-149590-024-1325ND
2014-05-149590-038-1035ND
2014-05-149590-043-0915ND
2014-05-149590-055-1145ND
2014-05-159590-019-1155ND
2014-05-159590-022-0850ND
2014-05-159590-023-1005ND
2014-05-159590-034-1500ND
2014-05-219590-034-1143ND
2014-05-219590-041-1116ND
2014-05-219590-052-1229290.0 ppb
2014-05-219590-054-1135600.0 ppb
2014-06-179590-062-1340ND
2014-06-189590-034-0749ND
2014-06-189590-041-0822ND
2014-06-189590-052-1345340.0 ppb
2014-06-189590-054-1410710.0 ppb
2014-07-169590-034-0705ND
2014-07-169590-041-1125ND
2014-07-169590-052-1005300.0 ppb
2014-07-169590-054-1016600.0 ppb
2014-07-249590-055-0830ND
2014-08-139590-015-0930ND
2014-08-139590-031-1455ND
2014-08-139590-032-1100ND
2014-08-139590-033-1315ND
2014-08-209590-034-0740ND
2014-08-209590-041-1125ND
2014-08-209590-052-1010310.0 ppb
2014-08-209590-054-0955750.0 ppb
2014-08-219590-029-0900ND
2014-08-269590-003-1400ND
2014-08-279590-014-1315ND
2014-08-279590-056-1415ND
2014-08-289590-013-1030ND
2014-09-169590-062-0830ND
2014-09-179590-034-0850ND
2014-09-179590-041-1110ND
2014-09-179590-052-1310320.0 ppb
2014-09-179590-054-1420820.0 ppb
2014-10-099590-034-0735ND
2014-10-099590-041-1000ND
2014-10-099590-052-1130300.0 ppb
2014-10-099590-054-1120660.0 ppb
2014-11-199590-034-0715ND
2014-11-199590-041-1340ND
2014-11-199590-052-1100320.0 ppb
2014-11-199590-054-1110780.0 ppb
2014-12-099590-034-0750ND
2014-12-099590-041-1010ND
2014-12-099590-052-1140300.0 ppb
2015-01-219590-034-0810ND
2015-01-219590-041-1230ND
2015-02-039590-030-1000ND
2015-02-059590-034-0755ND
2015-02-059590-041-1020ND
2015-02-129590-027-0900ND
2015-02-129590-028-1420ND
2015-02-129590-030-0810ND
2015-03-129590-062-1100ND
2015-03-189590-034-0820ND
2015-03-189590-041-1330ND
2015-04-159590-034-0805ND
2015-04-229590-041-1300ND
2015-05-209590-034-0808ND
2015-05-209590-041-1027ND
2015-05-289590-003-0940ND
2015-05-289590-019-1045ND
2015-05-289590-024-0930ND
2015-05-289590-034-0830ND
2015-05-289590-038-1000ND
2015-05-289590-043-1100ND
2015-06-01ND*
2015-06-049590-034-0830ND
2015-06-049590-041-1300ND
2015-06-189590-062-1245ND
2015-07-229590-034-0800ND
2015-07-229590-041-1020ND
2015-08-129590-029-0900ND
2015-08-129590-031-1020ND
2015-08-129590-032-1100ND
2015-08-129590-056-0940ND
2015-08-199590-034-0830ND
2015-08-199590-041-1110ND
2015-08-209590-013-0900ND
2015-08-209590-014-1430ND
2015-08-209590-015-1130ND
2015-08-209590-033-0950ND
2015-09-019590-062-1100ND
2015-09-159590-034-1520ND
2015-09-159590-041-1430ND
2015-10-149590-023-0930ND
2015-10-219590-034-0800ND
2015-10-219590-041-1055ND
2015-11-189590-034-0750ND
2015-11-189590-041-1440ND
2015-12-089590-062-1410ND
2015-12-149590-034-1520ND
2015-12-149590-041-1430ND
2016-01-209590-034-0800ND
2016-01-209590-041-1520ND
2016-01-209590-054-1120570.0 ppb
2016-03-179590-034-0830ND
2016-03-179590-041-1100ND
2016-03-229590-054-1100620.0 ppb
2016-03-229590-062-1215ND
2016-04-139590-027-0950ND
2016-04-139590-028-0800ND
2016-04-139590-030-0850ND
2016-04-209590-034-0830ND
2016-04-209590-041-1150ND
2016-04-209590-054-1420600.0 ppb
2016-04-219590-054-1340610.0 ppb
2016-05-129590-034-0750ND
2016-05-129590-041-1210ND
2016-05-129590-054-1150580.0 ppb
2016-06-149590-062-1430ND
2016-07-209590-034-0840ND
2016-07-209590-039-104526.0 ppb
2016-07-209590-041-1310ND
2016-07-209590-054-1130550.0 ppb
2016-08-179590-034-0830ND
2016-08-179590-041-1150ND
2016-08-179590-054-1450520.0 ppb
2016-08-189590-003-1000ND
2016-08-189590-023-1050ND
2016-08-189590-038-1400ND
2016-08-239590-024-1430ND
2016-08-249590-019-1030ND
2016-08-249590-034-0900ND
2016-08-249590-043-1430ND
2016-09-139590-062-1020ND
2016-10-119590-031-1530ND
2016-10-129590-032-1430ND
2016-10-209590-029-1400ND
2016-10-209590-034-0800ND
2016-10-209590-041-1020ND
2016-10-209590-054-1030460.0 ppb
2016-10-279590-014-0915ND
2016-10-279590-015-1020ND
2016-10-279590-033-1400ND
2016-10-279590-056-0840ND
2016-11-159590-034-1140ND
2016-11-159590-041-0850ND
2016-11-159590-054-1110500.0 ppb
2017-01-129590-062-1520ND
2017-01-259590-034-0800ND
2017-01-259590-041-1030ND
2017-01-259590-054-1040570.0 ppb
2017-02-159590-034-1220ND
2017-02-159590-041-1250ND
2017-02-159590-054-1200560.0 ppb
2017-03-159590-034-0840ND
2017-03-159590-041-1440ND
2017-03-159590-054-1400530.0 ppb
2017-03-219590-062-1540ND
2017-04-129590-030-1000ND
2017-04-129590-054-1400540.0 ppb
2017-04-199590-034-0810ND
2017-04-199590-041-1540ND
2017-04-199590-054-1445530.0 ppb
2017-04-209590-027-1400ND
2017-04-209590-038-0920ND
2017-04-209590-039-150040.0 ppb
2017-05-189590-034-0820ND
2017-05-189590-041-1410ND
2017-05-189590-054-1330510.0 ppb
2017-06-069590-062-1550ND
2017-07-269590-034-0840ND
2017-07-269590-041-1350ND
2017-07-269590-054-1420580.0 ppb
2017-08-099590-019-1030ND
2017-08-099590-023-0945ND
2017-08-099590-024-1400ND
2017-08-099590-043-1530ND
2017-08-109590-034-1220ND
2017-08-169590-034-1540ND
2017-08-169590-041-1440ND
2017-08-169590-054-1500570.0 ppb
2017-09-199590-062-1500ND
2017-09-219590-034-0810ND
2017-09-219590-041-0940ND
2017-09-219590-054-1000600.0 ppb
2017-10-129590-015-1500ND
2017-10-129590-031-0930ND
2017-10-129590-032-1030ND
2017-10-189590-034-1140ND
2017-10-189590-041-1110ND
2017-10-199590-014-1030ND
2017-10-199590-029-1500ND
2017-10-199590-056-1400ND
2017-10-269590-033-1000ND
2017-11-149590-034-1530ND
2017-11-149590-041-1120ND
2017-12-079590-034-0800ND
2017-12-079590-041-1315ND

* Sample result is taken from the system's CCR report.