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EWG's Tap Water Database — 2021 UPDATE

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Manganese

Kern Valley State Prison

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

 

293

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.420 ppb519ND - 10.00 ppb
20150.675 ppb515ND - 15.7 ppb
20160.208 ppb481ND - 10.00 ppb
20170.685 ppb3912ND - 6.20 ppb
20181.07 ppb4718ND - 12.0 ppb
20190.381 ppb572ND - 20.0 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
2014-01-075867-005-1200ND
2014-01-145867-005-1100ND
2014-01-215867-005-1100ND
2014-01-285867-005-1100ND
2014-02-045867-005-1100ND
2014-02-115867-005-1100ND
2014-02-185867-005-1100ND
2014-02-255867-005-1100ND
2014-03-045867-005-1130ND
2014-03-115867-005-1200ND
2014-03-185867-005-1400ND
2014-03-255867-005-1150ND
2014-04-015867-005-12301.60 ppb
2014-04-155867-005-1130ND
2014-04-225867-005-1100ND
2014-04-295867-005-1130ND
2014-05-065867-005-1142ND
2014-05-135867-005-1200ND
2014-05-205867-005-11000.600 ppb
2014-05-275867-005-09002.00 ppb
2014-06-035867-005-11003.30 ppb
2014-06-105867-005-1100ND
2014-06-175867-005-0900ND
2014-06-245867-005-1030ND
2014-07-015867-005-1100ND
2014-07-085867-005-1200ND
2014-07-155867-005-1100ND
2014-07-225867-005-1200ND
2014-07-295867-005-1130ND
2014-08-055867-005-1200ND
2014-08-125867-005-1230ND
2014-08-195867-005-1220ND
2014-08-265867-005-1200ND
2014-09-015867-005-1200ND
2014-09-095867-005-1200ND
2014-09-165867-005-1431ND
2014-09-235867-005-1100ND
2014-09-305867-005-11301.70 ppb
2014-10-075867-001-1020ND
2014-10-075867-002-113010.00 ppb
2014-10-075867-005-11000.800 ppb
2014-10-145867-005-0900ND
2014-10-215867-005-1100ND
2014-10-285867-005-10300.800 ppb
2014-11-045867-005-1200ND
2014-11-125867-005-1200ND
2014-12-025867-005-1100ND
2014-12-095867-005-1125ND
2014-12-165867-005-1120ND
2014-12-235867-005-12000.600 ppb
2014-12-305867-005-1100ND
2015-01-055867-005-1200ND
2015-01-135867-005-1200ND
2015-01-205867-005-1145ND
2015-01-275867-005-1200ND
2015-02-035867-005-10300.700 ppb
2015-02-105867-005-1100ND
2015-02-175867-005-11455.00 ppb
2015-02-245867-005-1130ND
2015-03-035867-005-1200ND
2015-03-105867-005-1330ND
2015-03-175867-005-1223ND
2015-03-245867-005-1100ND
2015-03-305867-005-10300.600 ppb
2015-04-075867-005-1100ND
2015-04-145867-005-1230ND
2015-04-215867-005-0900ND
2015-04-285867-005-1200ND
2015-05-045867-005-1200ND
2015-05-125867-005-1200ND
2015-05-195867-005-1130ND
2015-05-265867-005-1100ND
2015-06-025867-005-0940ND
2015-06-095867-005-1200ND
2015-06-165867-005-1045ND
2015-06-235867-005-1100ND
2015-06-305867-005-1300ND
2015-07-142119-005-1000ND
2015-07-212119-005-0900ND
2015-07-282119-005-0800ND
2015-08-042119-005-0730ND
2015-08-112119-005-0730ND
2015-08-182119-005-0800ND
2015-08-252119-005-0840ND
2015-09-012119-005-0730ND
2015-09-082119-005-0730ND
2015-09-152119-005-0915ND
2015-09-222119-005-0755ND
2015-09-292119-005-1100ND
2015-09-292119-005-1300ND
2015-10-132119-005-090015.7 ppb
2015-10-202119-005-0730ND
2015-10-272119-005-0730ND
2015-11-032119-005-083012.4 ppb
2015-11-102119-005-0730ND
2015-11-172119-005-0730ND
2015-11-242119-005-0730ND
2015-12-012119-005-0730ND
2015-12-082119-005-0730ND
2015-12-152119-005-0730ND
2015-12-222119-005-0730ND
2015-12-292119-005-0730ND
2016-01-052119-005-0730ND
2016-01-122119-005-0730ND
2016-01-192119-005-0730ND
2016-01-262119-005-0730ND
2016-02-022119-005-0730ND
2016-02-092119-005-0730ND
2016-02-162119-005-0730ND
2016-02-232119-005-0730ND
2016-03-012119-005-0730ND
2016-03-082119-005-0730ND
2016-03-222119-005-0730ND
2016-03-292119-005-0730ND
2016-04-042119-005-0730ND
2016-04-122119-005-0730ND
2016-04-192119-005-0730ND
2016-04-262119-005-0730ND
2016-05-032119-005-0730ND
2016-05-172119-005-0730ND
2016-05-242119-005-0730ND
2016-06-012119-005-0730ND
2016-06-092119-005-0730ND
2016-06-142119-005-0730ND
2016-06-212119-005-0730ND
2016-06-282119-005-1130ND
2016-07-052119-005-0730ND
2016-07-122119-005-0730ND
2016-07-192119-005-0730ND
2016-07-262119-005-0730ND
2016-08-022119-005-0730ND
2016-08-242119-005-0730ND
2016-08-302119-005-0730ND
2016-09-062119-005-0730ND
2016-09-132119-005-0730ND
2016-09-202119-005-0730ND
2016-09-272119-005-0730ND
2016-10-042119-001-0700ND
2016-10-042119-002-0630ND
2016-10-042119-005-0730ND
2016-10-112119-005-0730ND
2016-10-182119-005-0730ND
2016-10-252119-005-0730ND
2016-11-082119-005-0730ND
2016-11-152119-005-073010.00 ppb
2016-11-222119-005-0730ND
2016-11-292119-005-0730ND
2016-12-062119-005-0730ND
2016-12-132119-005-0000ND
2016-12-292119-005-0730ND
2017-01-032119-005-0730ND
2017-01-182119-005-0730ND
2017-01-242119-005-0730ND
2017-01-312119-005-0730ND
2017-02-022119-005-0730ND
2017-02-072119-005-0730ND
2017-02-172119-005-0730ND
2017-02-222119-005-0730ND
2017-03-072119-005-0730ND
2017-03-142119-005-0730ND
2017-03-282119-005-0730ND
2017-04-182119-900-0730ND
2017-04-252119-005-0730ND
2017-05-022119-005-0730ND
2017-06-132119-005-0730ND
2017-07-115806-005-0730ND
2017-07-205806-005-07302.10 ppb
2017-07-255806-005-07303.00 ppb
2017-08-015806-005-0730ND
2017-08-085806-005-07301.30 ppb
2017-08-155806-005-07301.10 ppb
2017-08-225806-005-0730ND
2017-08-295806-005-07301.70 ppb
2017-09-055806-005-07302.40 ppb
2017-09-125806-005-0730ND
2017-09-195806-005-0730ND
2017-09-265806-005-07301.10 ppb
2017-10-035806-001-0940ND
2017-10-035806-002-10401.90 ppb
2017-10-035806-005-07302.30 ppb
2017-10-105806-005-07306.20 ppb
2017-10-175806-005-0730ND
2017-10-245806-005-07301.90 ppb
2017-11-205806-005-07301.70 ppb
2017-11-285806-005-0730ND
2017-12-055806-005-0730ND
2017-12-125806-005-0730ND
2017-12-195806-005-0730ND
2017-12-265806-005-0730ND
2018-01-025806-003-07302.10 ppb
2018-01-025806-005-07302.10 ppb
2018-01-095806-005-0730ND
2018-01-155806-005-00001.90 ppb
2018-01-235806-003-0730ND
2018-01-305806-003-0730ND
2018-03-065806-003-07301.30 ppb
2018-03-205806-003-07301.40 ppb
2018-03-275806-005-07301.20 ppb
2018-04-035806-005-07302.50 ppb
2018-04-105806-005-0730ND
2018-04-175806-003-07302.20 ppb
2018-04-245806-003-07301.10 ppb
2018-05-015806-003-07301.10 ppb
2018-05-155806-005-07302.50 ppb
2018-05-225806-005-07303.10 ppb
2018-05-295806-005-0730ND
2018-06-055806-003-073012.0 ppb
2018-06-125806-005-0730ND
2018-06-195806-005-0730ND
2018-06-265806-005-0730ND
2018-07-025806-005-00003.90 ppb
2018-07-245806-003-0730ND
2018-07-315806-005-0730ND
2018-08-075806-003-0730ND
2018-08-145806-003-0730ND
2018-08-215806-003-0730ND
2018-08-285806-005-0730ND
2018-09-045806-003-0730ND
2018-09-115806-003-0730ND
2018-09-185806-003-0730ND
2018-09-255806-003-0730ND
2018-10-025806-001-1000ND
2018-10-025806-002-0800ND
2018-10-025806-005-0730ND
2018-10-095806-003-07304.60 ppb
2018-10-165806-005-0700ND
2018-10-235806-005-0700ND
2018-10-305806-005-0700ND
2018-11-065806-005-0700ND
2018-11-135806-005-0700ND
2018-11-205806-005-0700ND
2018-11-275806-005-0730ND
2018-12-045806-005-07301.60 ppb
2018-12-115806-005-0730ND
2018-12-185806-005-07302.50 ppb
2018-12-265806-005-07303.40 ppb
2019-01-025806-005-0730ND
2019-01-085806-005-0730ND
2019-01-155806-005-0730ND
2019-01-225806-003-0730ND
2019-01-295806-005-07301.70 ppb
2019-02-055806-005-0730ND
2019-02-125806-001-1030ND
2019-02-125806-002-1030ND
2019-02-125806-003-0730ND
2019-02-155806-003-0000ND
2019-02-265806-003-0730ND
2019-03-055806-003-0730ND
2019-03-125806-005-0730ND
2019-03-195806-005-0730ND
2019-03-265806-005-0730ND
2019-04-025806-005-0730ND
2019-04-095806-003-0730ND
2019-04-165806-005-0730ND
2019-04-235806-003-0730ND
2019-04-305806-003-0730ND
2019-05-075806-003-0730ND
2019-05-145806-003-0730ND
2019-05-215806-005-0730ND
2019-05-285806-003-0730ND
2019-06-045806-005-0730ND
2019-06-115806-005-0730ND
2019-06-185806-005-0730ND
2019-06-255806-005-0730ND
2019-07-025867-005-0730ND
2019-07-105867-005-1000ND
2019-07-175867-005-1015ND
2019-07-245867-005-0730ND
2019-07-315867-005-0730ND
2019-08-075867-005-0730ND
2019-08-145867-005-0730ND
2019-08-215867-005-0730ND
2019-08-285867-005-1100ND
2019-09-045867-005-0730ND
2019-09-115867-005-0730ND
2019-09-185867-005-0730ND
2019-09-255867-005-0730ND
2019-10-025867-001-1200ND
2019-10-025867-002-113020.0 ppb
2019-10-025867-005-0730ND
2019-10-095867-005-0730ND
2019-10-165867-005-0730ND
2019-10-235867-005-0730ND
2019-10-305867-005-0730ND
2019-11-065867-005-0730ND
2019-11-135867-005-1400ND
2019-11-205867-005-0730ND
2019-11-255867-005-0900ND
2019-12-055867-005-0730ND
2019-12-115867-005-0730ND
2019-12-185867-005-0730ND
2019-12-235867-005-0730ND
2019-12-305867-005-0730ND