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EWG's Tap Water Database — 2021 UPDATE

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Manganese

Montecito Water District

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

 

338

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201416.4 ppb2813ND - 50.0 ppb
201518.5 ppb5932ND - 70.0 ppb
201630.2 ppb5444ND - 70.0 ppb
201712.9 ppb9133ND - 60.0 ppb
20185.76 ppb5910ND - 50.0 ppb
20194.68 ppb376ND - 50.0 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
2014-01-065867-003-122530.0 ppb
2014-01-065867-035-1225ND
2014-02-035867-003-091530.0 ppb
2014-02-035867-035-0915ND
2014-02-105867-003-114510.00 ppb
2014-02-105867-005-1145ND
2014-03-035867-003-112040.0 ppb
2014-03-035867-035-1120ND
2014-04-075867-003-110550.0 ppb
2014-04-075867-035-1105ND
2014-05-075867-003-085540.0 ppb
2014-05-075867-035-0900ND
2014-05-215867-FIN-0845ND
2014-05-285867-FIN-113530.0 ppb
2014-06-025867-003-113540.0 ppb
2014-06-025867-035-1135ND
2014-06-025867-FIN-115530.0 ppb
2014-07-075867-003-095540.0 ppb
2014-07-075867-035-0955ND
2014-07-075867-FIN-0940ND
2014-08-045867-003-093040.0 ppb
2014-08-045867-035-0935ND
2014-09-035867-003-085030.0 ppb
2014-09-035867-035-0850ND
2014-10-085867-003-1010ND
2014-10-085867-035-1010ND
2014-11-035867-003-103550.0 ppb
2014-11-035867-035-1035ND
2015-01-055867-003-1020ND
2015-01-055867-035-1020ND
2015-02-025867-003-113570.0 ppb
2015-02-025867-035-1135ND
2015-03-025867-003-120030.0 ppb
2015-03-025867-035-1200ND
2015-04-065867-003-084530.0 ppb
2015-04-065867-035-0845ND
2015-04-155867-001-1515ND
2015-04-205867-001-104030.0 ppb
2015-04-275867-001-102030.0 ppb
2015-05-045867-001-102030.0 ppb
2015-05-045867-003-101540.0 ppb
2015-05-045867-035-1015ND
2015-05-115867-001-114030.0 ppb
2015-05-115867-001-1215ND
2015-05-115867-003-1155ND
2015-05-115867-005-1135ND
2015-05-185867-001-102030.0 ppb
2015-05-275867-001-100530.0 ppb
2015-06-015867-001-114030.0 ppb
2015-06-015867-003-113040.0 ppb
2015-06-015867-035-1130ND
2015-06-085867-001-110530.0 ppb
2015-06-155867-001-113530.0 ppb
2015-06-295867-001-093530.0 ppb
2015-07-065867-001-113330.0 ppb
2015-07-065867-003-1139ND
2015-07-065867-035-1139ND
2015-07-135867-001-101030.0 ppb
2015-07-205867-001-121530.0 ppb
2015-07-275867-001-105560.0 ppb
2015-08-035867-001-113030.0 ppb
2015-08-035867-003-1145ND
2015-08-035867-035-1145ND
2015-08-105867-001-114030.0 ppb
2015-08-175867-001-104530.0 ppb
2015-08-245867-001-093530.0 ppb
2015-09-095867-003-1057ND
2015-09-095867-035-1057ND
2015-09-215867-001-1145ND
2015-09-285867-001-112030.0 ppb
2015-09-285867-003-1125ND
2015-10-075867-001-100030.0 ppb
2015-10-125867-001-113530.0 ppb
2015-10-195867-001-1055ND
2015-10-265867-001-1120ND
2015-11-025867-001-1010ND
2015-11-025867-003-0955ND
2015-11-025867-035-0955ND
2015-11-095867-001-1115ND
2015-11-185867-001-0945ND
2015-11-235867-001-111030.0 ppb
2015-11-305867-001-110530.0 ppb
2015-12-075867-001-113550.0 ppb
2015-12-075867-003-1140ND
2015-12-145867-001-110040.0 ppb
2015-12-235867-001-094030.0 ppb
2015-12-285867-001-094040.0 ppb
2016-01-195867-001-104030.0 ppb
2016-01-195867-003-1030ND
2016-02-225867-001-104030.0 ppb
2016-03-095867-001-083030.0 ppb
2016-03-095867-003-081520.0 ppb
2016-03-095867-035-0815ND
2016-03-215867-001-110030.0 ppb
2016-03-285867-001-113530.0 ppb
2016-04-065867-001-095530.0 ppb
2016-04-065867-003-095030.0 ppb
2016-04-065867-035-0950ND
2016-04-135867-001-092530.0 ppb
2016-04-185867-001-112040.0 ppb
2016-04-255867-001-102540.0 ppb
2016-05-025867-001-111530.0 ppb
2016-05-025867-003-112540.0 ppb
2016-05-025867-035-1125ND
2016-05-095867-001-103030.0 ppb
2016-05-175867-001-100040.0 ppb
2016-05-235867-001-091040.0 ppb
2016-06-015867-001-102540.0 ppb
2016-06-065867-001-101540.0 ppb
2016-06-065867-003-100050.0 ppb
2016-06-065867-035-1000ND
2016-06-205867-001-095030.0 ppb
2016-06-275867-001-094530.0 ppb
2016-07-065867-001-101030.0 ppb
2016-07-115867-001-114530.0 ppb
2016-07-155867-001-113040.0 ppb
2016-07-255867-001-091530.0 ppb
2016-08-015867-001-090040.0 ppb
2016-08-085867-001-112040.0 ppb
2016-08-225867-001-095040.0 ppb
2016-08-295867-001-110940.0 ppb
2016-09-195867-001-101540.0 ppb
2016-09-265867-001-114070.0 ppb
2016-10-035867-001-114540.0 ppb
2016-10-035867-003-1200ND
2016-10-105867-001-101040.0 ppb
2016-10-175867-001-104050.0 ppb
2016-10-245867-001-113540.0 ppb
2016-10-315867-001-102540.0 ppb
2016-11-075867-001-113040.0 ppb
2016-11-075867-003-1138ND
2016-11-075867-035-1138ND
2016-11-145867-001-111840.0 ppb
2016-11-215867-001-124540.0 ppb
2016-11-285867-001-094540.0 ppb
2016-12-055867-001-111520.0 ppb
2016-12-055867-003-0950ND
2016-12-055867-035-0950ND
2016-12-125867-001-110050.0 ppb
2016-12-195867-001-103540.0 ppb
2016-12-285867-001-092540.0 ppb
2017-01-115867-001-091530.0 ppb
2017-01-165867-001-095030.0 ppb
2017-01-255867-001-102040.0 ppb
2017-01-305867-001-111540.0 ppb
2017-02-065867-001-103040.0 ppb
2017-02-065867-003-1020ND
2017-02-065867-035-1020ND
2017-02-135867-001-112560.0 ppb
2017-02-225867-001-094530.0 ppb
2017-02-275867-001-102030.0 ppb
2017-03-065867-001-114530.0 ppb
2017-03-065867-003-1150ND
2017-03-065867-035-1150ND
2017-03-135867-001-110040.0 ppb
2017-03-225867-001-091040.0 ppb
2017-03-275867-001-104040.0 ppb
2017-04-035867-001-095530.0 ppb
2017-04-035867-003-0945ND
2017-04-035867-035-0945ND
2017-04-035867-047-1130ND
2017-04-035867-048-1115ND
2017-04-105867-001-113040.0 ppb
2017-04-105867-048-1030ND
2017-04-195867-001-094540.0 ppb
2017-04-195867-048-1110ND
2017-04-245867-001-102040.0 ppb
2017-04-245867-048-1120ND
2017-05-015867-001-113540.0 ppb
2017-05-015867-003-1145ND
2017-05-015867-035-1145ND
2017-05-015867-047-1040ND
2017-05-015867-048-1030ND
2017-05-085867-001-101540.0 ppb
2017-05-085867-048-1115ND
2017-05-175867-001-085540.0 ppb
2017-05-175867-048-0955ND
2017-05-225867-001-102040.0 ppb
2017-05-225867-048-1010ND
2017-05-315867-001-101040.0 ppb
2017-05-315867-048-1120ND
2017-06-055867-001-113540.0 ppb
2017-06-055867-003-1145ND
2017-06-055867-035-1145ND
2017-06-055867-047-1040ND
2017-06-055867-048-1050ND
2017-06-265867-048-1040ND
2017-07-065867-003-0925ND
2017-07-065867-035-0925ND
2017-07-065867-048-1035ND
2017-07-105867-047-1120ND
2017-07-105867-048-1130ND
2017-07-175867-001-111530.0 ppb
2017-07-175867-048-1145ND
2017-07-245867-048-1015ND
2017-07-315867-001-100530.0 ppb
2017-08-075867-001-095030.0 ppb
2017-08-145867-001-101530.0 ppb
2017-08-145867-003-1010ND
2017-08-145867-035-1010ND
2017-08-285867-001-114030.0 ppb
2017-08-285867-048-1025ND
2017-09-065867-003-1005ND
2017-09-065867-035-1005ND
2017-09-065867-047-1015ND
2017-09-065867-048-1018ND
2017-09-115867-048-1024ND
2017-09-205867-048-1035ND
2017-09-275867-001-091030.0 ppb
2017-10-025867-001-102040.0 ppb
2017-10-025867-003-101520.0 ppb
2017-10-025867-035-1015ND
2017-10-025867-047-1140ND
2017-10-025867-048-1150ND
2017-10-095867-048-1055ND
2017-10-165867-001-093530.0 ppb
2017-10-165867-048-1020ND
2017-10-235867-048-1025ND
2017-10-315867-048-1130ND
2017-11-065867-003-095530.0 ppb
2017-11-065867-035-0955ND
2017-11-065867-047-1100ND
2017-11-065867-048-1110ND
2017-11-135867-048-1100ND
2017-11-205867-005-1015ND
2017-11-205867-045-1020ND
2017-11-205867-048-1100ND
2017-11-275867-048-1150ND
2017-12-045867-003-100030.0 ppb
2017-12-045867-035-1000ND
2017-12-045867-047-1105ND
2017-12-045867-048-1110ND
2018-03-125867-048-1125ND
2018-03-195867-001-101530.0 ppb
2018-03-195867-047-1125ND
2018-03-195867-048-1130ND
2018-03-265867-048-0910ND
2018-04-025867-001-102730.0 ppb
2018-04-025867-003-1017ND
2018-04-025867-003-1018ND
2018-04-025867-035-1018ND
2018-04-025867-047-1100ND
2018-04-025867-048-1057ND
2018-04-165867-048-1035ND
2018-04-235867-048-1105ND
2018-04-305867-048-1045ND
2018-05-075867-003-1020ND
2018-05-075867-035-1020ND
2018-05-075867-047-1130ND
2018-05-075867-048-1135ND
2018-05-145867-048-1055ND
2018-05-215867-048-1120ND
2018-05-285867-048-1055ND
2018-05-295867-003-1045ND
2018-06-045867-003-1000ND
2018-06-045867-003-1005ND
2018-06-045867-048-1100ND
2018-06-115867-003-095520.0 ppb
2018-06-115867-048-1045ND
2018-06-185867-048-1020ND
2018-06-255867-001-100530.0 ppb
2018-06-255867-003-0950ND
2018-06-255867-005-0935ND
2018-06-255867-048-1115ND
2018-07-095867-003-100030.0 ppb
2018-07-095867-048-1050ND
2018-07-165867-047-1120ND
2018-07-165867-048-1130ND
2018-07-235867-048-1100ND
2018-07-305867-048-1115ND
2018-08-065867-003-092030.0 ppb
2018-08-065867-035-0920ND
2018-08-065867-048-0930ND
2018-08-135867-048-1125ND
2018-08-205867-048-1110ND
2018-08-275867-048-1125ND
2018-09-055867-003-103030.0 ppb
2018-09-055867-035-1030ND
2018-09-105867-047-1100ND
2018-09-105867-048-1050ND
2018-10-015867-003-100550.0 ppb
2018-10-015867-047-1015ND
2018-10-015867-048-1015ND
2018-11-055867-003-100050.0 ppb
2018-11-055867-035-1000ND
2018-11-055867-047-1120ND
2018-11-055867-048-1130ND
2018-12-035867-047-0830ND
2018-12-035867-048-0830ND
2018-12-175867-003-093540.0 ppb
2018-12-175867-035-0935ND
2019-01-085867-003-101050.0 ppb
2019-01-085867-035-1010ND
2019-01-145867-047-0930ND
2019-01-145867-048-0930ND
2019-02-065867-003-095450.0 ppb
2019-02-065867-035-0954ND
2019-02-065867-047-1055ND
2019-02-065867-048-1055ND
2019-03-255867-047-0840ND
2019-03-255867-048-0835ND
2019-04-015867-003-1000ND
2019-04-015867-035-1000ND
2019-04-225867-048-1135ND
2019-05-155867-003-0950ND
2019-05-155867-035-0950ND
2019-05-155867-047-1045ND
2019-05-155867-048-1055ND
2019-06-185867-047-1020ND
2019-06-185867-048-1025ND
2019-06-265867-003-1100ND
2019-06-265867-035-1100ND
2019-07-295867-003-0920ND
2019-07-295867-035-0920ND
2019-08-055867-003-0940ND
2019-08-055867-035-0940ND
2019-08-06B9H0903-01ND
2019-08-06B9H0903-02ND
2019-08-06B9H0903-030.870 ppb
2019-08-06B9H0903-0442.0 ppb
2019-08-06B9H0903-0528.0 ppb
2019-08-06B9H0903-062.30 ppb
2019-09-235867-003-0955ND
2019-09-235867-035-0955ND
2019-11-045867-003-0945ND
2019-11-045867-035-0945ND
2019-11-06B9K0874-01ND
2019-11-06B9K0874-02ND
2020-02-05C0B0747-01ND
2020-02-05C0B0747-02ND
2020-02-05C0B0747-03ND
2020-02-05C0B0747-0439.0 ppb
2020-02-05C0B0747-0528.0 ppb
2020-02-05C0B0747-060.880 ppb
2020-02-05C0B0747-0710.00 ppb
2020-05-04C0E0387-01ND
2020-05-04C0E0387-02ND
2020-08-05C0H0808-018.10 ppb