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EWG's Tap Water Database — 2021 UPDATE

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Manganese

City of Garland

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

 

153

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.13 ppb330.856 ppb - 1.40 ppb
20154.37 ppb32ND - 11.0 ppb
20166.83 ppb330.500 ppb - 17.0 ppb
20174.95 ppb224.50 ppb - 5.40 ppb
20184.31 ppb9054ND - 35.0 ppb
20190.793 ppb613ND - 29.0 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
2018-05-1575876530037.10 ppb
2018-05-1575876530115.30 ppb
2018-05-1575876530126.40 ppb
2018-05-1575876530074.80 ppb
2018-05-1575876530015.60 ppb
2018-05-157587653027ND
2018-05-1575876530228.80 ppb
2018-05-1575876530235.50 ppb
2018-05-1575876530026.70 ppb
2018-05-157587653025ND
2018-05-1575876530217.40 ppb
2018-05-1675876530287.50 ppb
2018-05-1675876530297.40 ppb
2018-05-167587653026ND
2018-05-1675876530306.80 ppb
2018-05-1675876530045.70 ppb
2018-05-1675876530055.20 ppb
2018-05-16758765300612.0 ppb
2018-05-1675876530086.30 ppb
2018-05-1675876530097.00 ppb
2018-05-1675876530105.90 ppb
2018-05-1675876530136.10 ppb
2018-05-1675876530147.00 ppb
2018-05-1675876530156.30 ppb
2018-05-167587653024ND
2018-05-1675876530207.50 ppb
2018-05-167587653019ND
2018-05-167587653018ND
2018-05-1675876530178.60 ppb
2018-05-1675876530168.70 ppb
2018-08-0675927220125.80 ppb
2018-08-0675927220186.80 ppb
2018-08-0675927220196.10 ppb
2018-08-0675927220206.50 ppb
2018-08-067592722022ND
2018-08-0675927220256.00 ppb
2018-08-0675927220266.60 ppb
2018-08-0675927220016.80 ppb
2018-08-0675927220028.80 ppb
2018-08-0675927220076.50 ppb
2018-08-067592722008ND
2018-08-0675927220105.20 ppb
2018-08-0675927220095.20 ppb
2018-08-0775927220275.80 ppb
2018-08-0775927220115.70 ppb
2018-08-0775927220216.20 ppb
2018-08-0775927220036.90 ppb
2018-08-0775927220145.60 ppb
2018-08-0775927220306.10 ppb
2018-08-0775927220056.30 ppb
2018-08-0775927220165.70 ppb
2018-08-0775927220155.30 ppb
2018-08-0775927220236.30 ppb
2018-08-0875927220296.90 ppb
2018-08-0875927220246.90 ppb
2018-08-0875927220135.70 ppb
2018-08-0875927220046.00 ppb
2018-08-0875927220286.50 ppb
2018-08-0875927220066.90 ppb
2018-08-0875927220177.00 ppb
2018-12-177510057600411.0 ppb
2018-12-1775100576005ND
2018-12-1775100576006ND
2018-12-1775100576007ND
2018-12-1775100576001ND
2018-12-1775100576009ND
2018-12-1775100576010ND
2018-12-1775100576003ND
2018-12-177510057600235.0 ppb
2018-12-1775100576008ND
2018-12-1975100578010ND
2018-12-1975100578001ND
2018-12-1975100578002ND
2018-12-1975100578003ND
2018-12-1975100578004ND
2018-12-1975100578005ND
2018-12-1975100578006ND
2018-12-1975100578007ND
2018-12-1975100578008ND
2018-12-1975100578009ND
2018-12-2075100579010ND
2018-12-2075100579009ND
2018-12-2075100579008ND
2018-12-2075100579007ND
2018-12-2075100579006ND
2018-12-2075100579005ND
2018-12-2075100579004ND
2018-12-2075100579003ND
2018-12-2075100579002ND
2018-12-2075100579001ND
2019-02-207510372200229.0 ppb
2019-02-2075103722003ND
2019-02-2075103722004ND
2019-02-2075103722005ND
2019-02-2075103722001ND
2019-02-2075103722007ND
2019-02-2075103722008ND
2019-02-2075103722009ND
2019-02-2075103722010ND
2019-02-2075103722006ND
2019-02-2175103717001ND
2019-02-2175103717002ND
2019-02-21751037170036.90 ppb
2019-02-2175103717005ND
2019-02-2175103717004ND
2019-06-191925149-03ND
2019-06-191925149-04ND
2019-06-191925149-05ND
2019-06-191925149-06ND
2019-06-191925149-01ND
2019-06-191925149-08ND
2019-06-191925149-09ND
2019-06-191925149-02ND
2019-06-191925149-07ND
2019-06-201925196-03ND
2019-06-201925196-02ND
2019-06-201925196-05ND
2019-06-201925196-06ND
2019-06-201925196-04ND
2019-06-201925196-01ND
2019-08-07Q195216700112.5 ppb
2019-10-021940154-02ND
2019-10-021940154-03ND
2019-10-021940154-04ND
2019-10-021940154-05ND
2019-10-021940154-06ND
2019-10-021940154-07ND
2019-10-021940154-08ND
2019-10-021940154-09ND
2019-10-021940154-10ND
2019-10-021940154-11ND
2019-10-021940154-12ND
2019-10-021940154-13ND
2019-10-021940154-14ND
2019-10-021940154-15ND
2019-10-021940154-01ND
2019-11-061945136-02ND
2019-11-061945136-01ND
2019-11-061945136-04ND
2019-11-061945136-05ND
2019-11-061945136-06ND
2019-11-061945136-07ND
2019-11-061945136-08ND
2019-11-061945136-09ND
2019-11-061945136-10ND
2019-11-061945136-11ND
2019-11-061945136-12ND
2019-11-061945136-13ND
2019-11-061945136-14ND
2019-11-061945136-15ND
2019-11-061945136-03ND
2020-02-13Q20058450014.10 ppb
2020-05-13Q20193710015.50 ppb