Manganese

West Hempstead WD

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

322

Samples

Samples exceeding legal limit (MCL)

124

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2013	N/A	0	0	N/A
2014	68.8 ppb	42	29	ND - 240.0 ppb
2015	75.5 ppb	40	28	ND - 210.0 ppb
2016	174.3 ppb	61	39	ND - 3,000.0 ppb
2017	113.5 ppb	63	47	ND - 290.0 ppb
2018	120.9 ppb	64	52	ND - 320.0 ppb
2019	122.1 ppb	52	40	ND - 480.0 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
2014-02-04	1402101-003A	90.0 ppb
2014-02-04	1402101-004A	ND
2014-02-04	1402101-002A	170.0 ppb
2014-02-04	1402101-001A	30.0 ppb
2014-02-14	1402726-004A	ND
2014-02-14	1402726-002A	170.0 ppb
2014-02-14	1402726-001A	30.0 ppb
2014-02-14	1402726-003A	90.0 ppb
2014-03-12	1403825-004A	ND
2014-03-12	1403825-001A	30.0 ppb
2014-03-12	1403825-002A	170.0 ppb
2014-03-12	1403825-003A	70.0 ppb
2014-04-10	1404857-001A	33.0 ppb
2014-04-10	1404857-002A	170.0 ppb
2014-04-10	1404857-003A	82.0 ppb
2014-04-10	1404857-004A	ND
2014-05-08	1405559-001A	32.0 ppb
2014-05-08	1405559-002A	ND
2014-06-19	1406E66-002A	170.0 ppb
2014-06-19	1406E66-004A	ND
2014-06-19	140E66-003A	78.0 ppb
2014-06-19	1406E66-001A	31.0 ppb
2014-07-16	1407B65-003A	46.0 ppb
2014-07-16	1407B65-001A	180.0 ppb
2014-07-16	1407B65-002A	83.0 ppb
2014-07-16	1407B62-002-SEC	ND
2014-07-16	1407B62-001-SEC	ND
2014-07-16	1407B65-004A	ND
2014-08-14	1408A43-003-SEC	76.0 ppb
2014-08-14	1408A43-001-SEC	31.0 ppb
2014-08-14	1408A43-005	ND
2014-08-14	1408A43-002-SEC	240.0 ppb
2014-09-11	1409899-004A	ND
2014-09-11	1409899-001A	31.0 ppb
2014-09-11	1409899-003A	75.0 ppb
2014-09-11	1409899-002A	180.0 ppb
2014-10-29	1410J23-001	ND
2014-10-29	1410J23-002-POCS	170.0 ppb
2014-10-29	1410J23-003-POCS	80.0 ppb
2014-12-10	1412765-001A	170.0 ppb
2014-12-10	1412765-003A	ND
2014-12-10	1412765-002A	80.0 ppb
2015-01-13	1501643-002A	84.0 ppb
2015-01-13	1501643-003A	ND
2015-01-13	1501643-001A	180.0 ppb
2015-02-04	1502239-002-SEC	ND
2015-02-04	1502239-001-SEC	ND
2015-02-05	1502281-001A	ND
2015-02-05	1502278-002-SEC	190.0 ppb
2015-02-05	1502278-001-SEC	80.0 ppb
2015-04-13	1504871-003	ND
2015-04-13	1504871-001-POCS	83.0 ppb
2015-04-13	1504871-002-POCS	160.0 ppb
2015-05-19	1505D85-003A	86.0 ppb
2015-05-19	1505D85-001A	170.0 ppb
2015-05-19	1505D85-002A	24.0 ppb
2015-06-30	1506N97-002A	76.0 ppb
2015-06-30	1506N97-003A	ND
2015-06-30	1506N97-001A	170.0 ppb
2015-07-08	1507503-002A	76.0 ppb
2015-07-08	1507503-003A	ND
2015-07-08	1507503-001A	160.0 ppb
2015-07-30	1507M16-001-SEC	0.0310 ppb
2015-08-14	1508B98-003A	100.0 ppb
2015-08-14	1508B98-004A	ND
2015-08-14	1508B98-001A	34.0 ppb
2015-08-14	1508B98-002A	210.0 ppb
2015-09-16	1509C14-003A	100.0 ppb
2015-09-16	1509C14-002A	200.0 ppb
2015-09-16	1509C14-001A	38.0 ppb
2015-09-16	1509C14-04A	ND
2015-10-07	1510523-001-GE	190.0 ppb
2015-10-07	1510523-009	ND
2015-10-07	1510523-003-GE	55.0 ppb
2015-10-07	1510523-002-GE	100.0 ppb
2015-11-12	1511990-002A	160.0 ppb
2015-11-12	1511990-003A	96.0 ppb
2015-11-12	1511990-001A	35.0 ppb
2015-11-12	1511990-004A	ND
2015-12-15	1512C58-002A	34.0 ppb
2015-12-15	1512C58-003A	ND
2015-12-15	151C58-001A	130.0 ppb
2016-01-13	1601860-006	ND
2016-01-13	1601860-004	39.0 ppb
2016-02-08	1602641-001A	38.0 ppb
2016-02-08	1602641-002A	130.0 ppb
2016-02-08	1602641-003A	ND
2016-02-16	7011479001	36.0 ppb
2016-02-16	70114790005	ND
2016-02-16	701147902	280.0 ppb
2016-02-16	7011479004	110.0 ppb
2016-02-16	7011479003	170.0 ppb
2016-03-29	1603M43-003	51.0 ppb
2016-03-29	1603M43-001-GE	ND
2016-03-29	1603M43-001	ND
2016-03-29	1603M43-002	120.0 ppb
2016-04-27	1604P59-001	120.0 ppb
2016-04-27	1604P59-003-GE	ND
2016-04-27	1604P59-002	62.0 ppb
2016-04-27	1604P59-003	ND
2016-05-04	160533-002-SEC	120.0 ppb
2016-05-04	16053330-003-SEC	ND
2016-05-04	1605330-001-SEC	46.0 ppb
2016-05-12	1605B21-003-SEC	ND
2016-05-12	1605B21-004-SEC	3,000.0 ppb
2016-05-19	1605I21-001	ND
2016-05-19	160I21-004-SEC	2,500.0 ppb
2016-06-28	1606R83-001	260.0 ppb
2016-06-28	1606R85-004A	ND
2016-06-28	1606R85-004A-GE	ND
2016-06-28	1606R85-005A	ND
2016-06-28	1606R85-001A	42.0 ppb
2016-06-28	1606R85-003A-GE	95.0 ppb
2016-06-28	1606R85-002A	170.0 ppb
2016-07-20	1607H26-001-SEC	280.0 ppb
2016-07-20	1607H24-005	96.0 ppb
2016-07-20	1607H24-004	270.0 ppb
2016-07-20	1607H24-002	ND
2016-07-20	1607H24-001	39.0 ppb
2016-08-09	1608937-006A	ND
2016-08-09	1608937-001A	280.0 ppb
2016-08-09	1608937-002A	42.0 ppb
2016-08-09	1608937-004A-	110.0 ppb
2016-08-09	1608937-003A	170.0 ppb
2016-08-09	1608937-005	ND
2016-09-14	1609B63-004A	100.0 ppb
2016-09-14	1609B63-005A	ND
2016-09-14	1609B63-002A	40.0 ppb
2016-09-14	1609B63-003A	190.0 ppb
2016-09-14	1609B63-006A	ND
2016-09-14	1609B63-001A	300.0 ppb
2016-11-09	704057004	250.0 ppb
2016-11-09	704057002	41.0 ppb
2016-11-09	704057005	ND
2016-11-09	704057006	ND
2016-11-09	704057001	320.0 ppb
2016-11-09	704057003	110.0 ppb
2016-12-27	707902003	37.0 ppb
2016-12-27	707902005	ND
2016-12-27	707902004	270.0 ppb
2016-12-27	707902001	100.0 ppb
2016-12-27	707902002	200.0 ppb
2016-12-27	707902006	ND
2017-01-12	708978002	37.0 ppb
2017-01-12	708978003	110.0 ppb
2017-01-12	708978001	280.0 ppb
2017-01-12	708978005	ND
2017-01-12	708978004	190.0 ppb
2017-03-23	7014451001-GE	110.0 ppb
2017-03-29	7014451003	39.6 ppb
2017-03-29	7014451004	260.0 ppb
2017-03-29	7014451006	ND
2017-03-29	47014451001	110.0 ppb
2017-03-29	7014451002	170.0 ppb
2017-04-13	7015865002	65.0 ppb
2017-04-13	7015865004	100.0 ppb
2017-04-13	7015865006	ND
2017-04-13	7015865003	160.0 ppb
2017-04-13	7015865001	290.0 ppb
2017-05-03	7017655003-SEC	34.0 ppb
2017-05-03	7017655002-SEC	200.0 ppb
2017-05-03	7017655004-SEC	270.0 ppb
2017-05-03	7017655006	ND
2017-05-03	7017655001-SEC	100.0 ppb
2017-06-14	7021352001	35.0 ppb
2017-06-14	7021352002	270.0 ppb
2017-06-14	7021352005	ND
2017-06-14	7021352003	100.0 ppb
2017-06-14	7021351002-SEC	ND
2017-06-14	7021352004	200.0 ppb
2017-06-14	7021352006	ND
2017-06-14	7021351001-SEC	ND
2017-07-19	7024675003	170.0 ppb
2017-07-19	7024675001	270.0 ppb
2017-07-19	7024675002	35.0 ppb
2017-07-19	7024675004	92.0 ppb
2017-08-03	7026106005	110.0 ppb
2017-08-03	7026106001	35.0 ppb
2017-08-03	7026106002	270.0 ppb
2017-08-03	7026106004	190.0 ppb
2017-08-03	7026106003	ND
2017-08-03	7026106006	ND
2017-09-22	7030783003	100.0 ppb
2017-09-22	7030783001	280.0 ppb
2017-09-22	7030783004	ND
2017-09-22	7030783002	36.0 ppb
2017-09-22	7030783005	200.0 ppb
2017-10-18	7033286002-POCS	270.0 ppb
2017-10-18	7033286002	270.0 ppb
2017-10-18	7033296003	ND
2017-10-18	7033286001	100.0 ppb
2017-10-18	7033286001-POCS	100.0 ppb
2017-10-25	7034108002	270.0 ppb
2017-10-25	7034108003	ND
2017-10-25	7031408001	40.0 ppb
2017-11-03	7034734004	ND
2017-11-03	7034734003	100.0 ppb
2017-11-03	7034734002	180.0 ppb
2017-11-06	7034963003	ND
2017-11-06	7034963001	34.0 ppb
2017-11-06	7034963002	270.0 ppb
2017-12-12	7037881003	180.0 ppb
2017-12-12	7037881002	280.0 ppb
2017-12-12	7037881001	35.0 ppb
2017-12-12	7037881004	100.0 ppb
2017-12-12	7037881005	ND
2018-01-29	7041548001	180.0 ppb
2018-01-29	7041548007	270.0 ppb
2018-01-29	7041548003	98.0 ppb
2018-01-29	7041548006	ND
2018-01-29	7041548008	34.0 ppb
2018-02-02	7041958003-SEC	40.0 ppb
2018-02-02	7041958001	190.0 ppb
2018-02-02	7041958002-SEC	290.0 ppb
2018-02-02	7041958006-SEC	ND
2018-02-02	7041958005	ND
2018-02-02	7041958004	98.0 ppb
2018-02-13	7079415001	210.0 ppb
2018-02-13	7042826002	94.0 ppb
2018-02-13	7042826001	180.0 ppb
2018-02-13	7079415002	42.0 ppb
2018-02-13	7079415003	320.0 ppb
2018-02-13	7079415005	110.0 ppb
2018-02-13	7079415004	ND
2018-03-14	7045339003	190.0 ppb
2018-03-14	7045339001	43.0 ppb
2018-03-14	7045339002	280.0 ppb
2018-03-14	7045339004	92.0 ppb
2018-03-14	7045339006	ND
2018-04-11	7048032001	45.0 ppb
2018-04-11	7048032004	94.0 ppb
2018-04-11	7048032002	270.0 ppb
2018-04-11	7048032003	180.0 ppb
2018-04-13	7048514009SEA1	0.490 ppb
2018-04-13	7048514010SEA1	1.30 ppb
2018-05-09	7051070005	ND
2018-05-09	7051070004	110.0 ppb
2018-05-09	7051070002	32.0 ppb
2018-05-09	7051070003	190.0 ppb
2018-05-09	7051070001	270.0 ppb
2018-07-10	7057767003	ND
2018-07-10	7057767002	280.0 ppb
2018-07-10	7057767001	100.0 ppb
2018-07-11	7057767004	36.0 ppb
2018-07-11	7057767005	310.0 ppb
2018-08-08	7060867002	36.0 ppb
2018-08-08	7060867003	99.0 ppb
2018-08-08	7060867001	310.0 ppb
2018-08-08	7060867004	200.0 ppb
2018-09-06	7063920002	310.0 ppb
2018-09-06	7063920001	37.0 ppb
2018-09-06	7063920004	230.0 ppb
2018-09-06	7063920005	100.0 ppb
2018-10-10	7067472007	58.0 ppb
2018-10-10	7067472008	310.0 ppb
2018-10-10	7067472001	99.0 ppb
2018-10-10	7067472009	ND
2018-10-25	7069076009SEA2	ND
2018-10-25	7069076010SEA2	1.000 ppb
2018-11-14	7071116004	110.0 ppb
2018-11-14	7071116008	ND
2018-11-14	7071116005	310.0 ppb
2018-11-14	7071116003	190.0 ppb
2018-11-14	7071116006	40.0 ppb
2018-12-05	7072906001	96.0 ppb
2018-12-05	7072906003	180.0 ppb
2018-12-05	7072906004	41.0 ppb
2018-12-05	7072906005	ND
2018-12-05	7072906002	300.0 ppb
2018-12-21	7074695001-SEC	ND
2019-01-16	7076814003	ND
2019-01-16	7076814004	210.0 ppb
2019-01-16	7076814002	310.0 ppb
2019-01-16	7076814005	120.0 ppb
2019-01-16	7076814001	37.0 ppb
2019-03-07	7081698003	ND
2019-03-07	7081698005	190.0 ppb
2019-03-07	7081698002	36.0 ppb
2019-03-07	7081698006	110.0 ppb
2019-03-07	7081698001	310.0 ppb
2019-04-10	7085363001-SEC	ND
2019-04-10	7085363005-SEC	200.0 ppb
2019-04-10	7085363002-SEC	ND
2019-04-10	7085363004-SEC	37.0 ppb
2019-04-10	7085363003-SEC	300.0 ppb
2019-04-10	7085363006-SEC	110.0 ppb
2019-05-01	7087793001	200.0 ppb
2019-05-01	7087793003	ND
2019-05-01	7087793002	100.0 ppb
2019-05-08	7088904003	36.0 ppb
2019-05-08	7088904004	ND
2019-05-08	7088904002	290.0 ppb
2019-06-06	7092440003	110.0 ppb
2019-06-06	7092440002	ND
2019-07-10	7096934002	100.0 ppb
2019-07-10	7096934003	ND
2019-07-10	7096934001	190.0 ppb
2019-07-10	7096934004	300.0 ppb
2019-07-10	7096934005	37.0 ppb
2019-07-10	7096934006	ND
2019-08-08	70100445004	ND
2019-08-08	70100445001	100.0 ppb
2019-08-08	70100445003	200.0 ppb
2019-08-14	70101278004	37.0 ppb
2019-08-14	70101278005	320.0 ppb
2019-09-10	70104348004	270.0 ppb
2019-09-10	70104348001	40.0 ppb
2019-09-10	70104348006	12.0 ppb
2019-09-10	70104348002	110.0 ppb
2019-09-10	70104348003	480.0 ppb
2019-10-09	70107921002	120.0 ppb
2019-10-10	70108059002	42.0 ppb
2019-10-10	70107921001	210.0 ppb
2019-10-10	70108059007	300.0 ppb
2019-11-07	70111128005	220.0 ppb
2019-11-07	70111128006	130.0 ppb
2019-11-07	70111128001	ND
2019-11-07	70111128004	44.0 ppb
2019-12-11	70114945001	ND
2019-12-11	70114945005	220.0 ppb
2019-12-11	70114945004	120.0 ppb
2019-12-11	70114945006	42.0 ppb