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EWG's Tap Water Database — 2019 UPDATE

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Manganese

Baton Rouge Water Company

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.

 

346

Samples

0

Samples exceeding legal limit (MCL)

8

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND80ND
20136.90 ppb5812ND - 70.0 ppb
20141.76 ppb684ND - 40.0 ppb
201519.8 ppb40403.50 ppb - 82.0 ppb
201634.5 ppb94944.60 ppb - 490.0 ppb
201731.2 ppb7872ND - 460.0 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
2012-07-09AD67293ND
2012-07-09AD67298ND
2012-07-09AD67293ND
2012-07-09AD67298ND
2012-10-22AD72414ND
2012-10-22AD72414ND
2012-11-19AD73342ND
2012-11-19AD73342ND
2013-01-14AD7469920.0 ppb
2013-01-14AD7470410.00 ppb
2013-01-14AD7470920.0 ppb
2013-01-14AD7469920.0 ppb
2013-01-14AD7470410.00 ppb
2013-01-14AD7470920.0 ppb
2013-01-28AD75001ND
2013-01-28AD75006ND
2013-01-28AD75011ND
2013-01-28AD75016ND
2013-01-28AD75021ND
2013-01-28AD75001ND
2013-01-28AD75006ND
2013-01-28AD75011ND
2013-01-28AD75016ND
2013-01-28AD75021ND
2013-02-04AD75259ND
2013-02-04AD75264ND
2013-02-04AD75269ND
2013-02-04AD75274ND
2013-02-04AD75279ND
2013-02-04AD75259ND
2013-02-04AD75264ND
2013-02-04AD75269ND
2013-02-04AD75274ND
2013-02-04AD75279ND
2013-03-11AD75919ND
2013-03-11AD75924ND
2013-03-11AD75929ND
2013-03-11AD75934ND
2013-03-11AD75939ND
2013-03-11AD75919ND
2013-03-11AD75924ND
2013-03-11AD75929ND
2013-03-11AD75934ND
2013-03-11AD75939ND
2013-04-01AD7649070.0 ppb
2013-04-01AD76495ND
2013-04-01AD76500ND
2013-04-01AD7649070.0 ppb
2013-04-01AD76495ND
2013-04-01AD76500ND
2013-04-08AD7669930.0 ppb
2013-04-08AD7669930.0 ppb
2013-04-15AD76912ND
2013-04-15AD76917ND
2013-04-15AD76922ND
2013-04-15AD7692750.0 ppb
2013-04-15AD76932ND
2013-04-15AD76912ND
2013-04-15AD76917ND
2013-04-15AD76922ND
2013-04-15AD7692750.0 ppb
2013-04-15AD76932ND
2013-04-29AD77228ND
2013-04-29AD77228ND
2013-09-09AD83620ND
2013-09-09AD83620ND
2014-01-13AD88253ND
2014-01-13AD88258ND
2014-01-13AD88263ND
2014-01-13AD88268ND
2014-01-13AD88273ND
2014-01-13AD88253ND
2014-01-13AD88258ND
2014-01-13AD88263ND
2014-01-13AD88268ND
2014-01-13AD88273ND
2014-05-05AD91105ND
2014-05-05AD91110ND
2014-05-05AD91115ND
2014-05-05AD91120ND
2014-05-05AD91125ND
2014-05-05AD91105ND
2014-05-05AD91110ND
2014-05-05AD91115ND
2014-05-05AD91120ND
2014-05-05AD91125ND
2014-05-12AD91408ND
2014-05-12AD91413ND
2014-05-12AD91418ND
2014-05-12AD91423ND
2014-05-12AD91428ND
2014-05-12AD91408ND
2014-05-12AD91413ND
2014-05-12AD91418ND
2014-05-12AD91423ND
2014-05-12AD91428ND
2014-05-19AD91625ND
2014-05-19AD91630ND
2014-05-19AD91635ND
2014-05-19AD91640ND
2014-05-19AD91645ND
2014-05-19AD91625ND
2014-05-19AD91630ND
2014-05-19AD91635ND
2014-05-19AD91640ND
2014-05-19AD91645ND
2014-06-09AD92065ND
2014-06-09AD92065ND
2014-07-14AD93438ND
2014-07-14AD9344320.0 ppb
2014-07-14AD93448ND
2014-07-14AD93453ND
2014-07-14AD93438ND
2014-07-14AD9344320.0 ppb
2014-07-14AD93448ND
2014-07-14AD93453ND
2014-07-21AD93983ND
2014-07-21AD93988ND
2014-07-21AD93993ND
2014-07-21AD93998ND
2014-07-21AD9400340.0 ppb
2014-07-21AD93983ND
2014-07-21AD93988ND
2014-07-21AD93993ND
2014-07-21AD93998ND
2014-07-21AD9400340.0 ppb
2014-08-11AD95139ND
2014-08-11AD95144ND
2014-08-11AD95149ND
2014-08-11AD95159ND
2014-08-11AD95139ND
2014-08-11AD95144ND
2014-08-11AD95149ND
2014-08-11AD95159ND
2015-03-303518184500582.0 ppb
2015-03-303518184500582.0 ppb
2015-07-06351964550048.70 ppb
2015-07-063519645500512.0 ppb
2015-07-06351964550048.70 ppb
2015-07-063519645500512.0 ppb
2015-08-033520099700112.0 ppb
2015-08-033520099700211.0 ppb
2015-08-03352009970035.60 ppb
2015-08-03352009970046.80 ppb
2015-08-033520099700579.0 ppb
2015-08-033520099700112.0 ppb
2015-08-033520099700211.0 ppb
2015-08-03352009970035.60 ppb
2015-08-03352009970046.80 ppb
2015-08-033520099700579.0 ppb
2015-08-173520343800129.0 ppb
2015-08-17352034380029.10 ppb
2015-08-173520343800129.0 ppb
2015-08-17352034380029.10 ppb
2015-08-313520597400414.0 ppb
2015-08-31352059740056.90 ppb
2015-08-313520597400414.0 ppb
2015-08-31352059740056.90 ppb
2015-11-023521511000165.0 ppb
2015-11-02352151100028.70 ppb
2015-11-02352151100034.40 ppb
2015-11-023521511000165.0 ppb
2015-11-02352151100028.70 ppb
2015-11-02352151100034.40 ppb
2015-11-30352190660014.60 ppb
2015-11-30352190660023.50 ppb
2015-11-303521906600319.0 ppb
2015-11-30352190660046.40 ppb
2015-11-30352190660058.10 ppb
2015-11-30352190660014.60 ppb
2015-11-30352190660023.50 ppb
2015-11-303521906600319.0 ppb
2015-11-30352190660046.40 ppb
2015-11-30352190660058.10 ppb
2016-01-123522503000481.0 ppb
2016-01-123522503000547.0 ppb
2016-01-123522503000481.0 ppb
2016-01-123522503000547.0 ppb
2016-01-253522712900112.0 ppb
2016-01-253522712900216.0 ppb
2016-01-253522712900318.0 ppb
2016-01-253522712900413.0 ppb
2016-01-253522712900519.0 ppb
2016-01-253522712900112.0 ppb
2016-01-253522712900216.0 ppb
2016-01-253522712900318.0 ppb
2016-01-253522712900413.0 ppb
2016-01-253522712900519.0 ppb
2016-02-29352321450019.10 ppb
2016-02-293523214500213.0 ppb
2016-02-293523214500325.0 ppb
2016-02-29352321450019.10 ppb
2016-02-293523214500213.0 ppb
2016-02-293523214500325.0 ppb
2016-04-113523923600120.0 ppb
2016-04-113523923600213.0 ppb
2016-04-113523923600313.0 ppb
2016-04-113523923600417.0 ppb
2016-04-113523923600120.0 ppb
2016-04-113523923600213.0 ppb
2016-04-113523923600313.0 ppb
2016-04-113523923600417.0 ppb
2016-04-20352406740019.80 ppb
2016-04-203524067400222.0 ppb
2016-04-20352406740019.80 ppb
2016-04-203524067400222.0 ppb
2016-04-273524196300112.0 ppb
2016-04-273524196300216.0 ppb
2016-04-273524196300311.0 ppb
2016-04-273524196300418.0 ppb
2016-04-273524196300515.0 ppb
2016-04-273524196300112.0 ppb
2016-04-273524196300216.0 ppb
2016-04-273524196300311.0 ppb
2016-04-273524196300418.0 ppb
2016-04-273524196300515.0 ppb
2016-05-03AE0623890.0 ppb
2016-05-03AE0624210.00 ppb
2016-05-03AE0624610.00 ppb
2016-05-03AE0625010.00 ppb
2016-05-03AE0625410.00 ppb
2016-05-03AE0623890.0 ppb
2016-05-03AE0624210.00 ppb
2016-05-03AE0624610.00 ppb
2016-05-03AE0625010.00 ppb
2016-05-03AE0625410.00 ppb
2016-05-23AE0638520.0 ppb
2016-05-23AE0638960.0 ppb
2016-05-23AE0639310.00 ppb
2016-05-23AE0639740.0 ppb
2016-05-23AE0640120.0 ppb
2016-05-23AE0638520.0 ppb
2016-05-23AE0638960.0 ppb
2016-05-23AE0639310.00 ppb
2016-05-23AE0639740.0 ppb
2016-05-23AE0640120.0 ppb
2016-06-08AE0657250.0 ppb
2016-06-08AE0657610.00 ppb
2016-06-08AE0658810.00 ppb
2016-06-08AE0657250.0 ppb
2016-06-08AE0657610.00 ppb
2016-06-08AE0658810.00 ppb
2016-06-15AE0672010.00 ppb
2016-06-15AE0672410.00 ppb
2016-06-15AE0672810.00 ppb
2016-06-15AE0672010.00 ppb
2016-06-15AE0672410.00 ppb
2016-06-15AE0672810.00 ppb
2016-08-223526143200114.0 ppb
2016-08-2235261432002490.0 ppb
2016-08-223526143200114.0 ppb
2016-08-2235261432002490.0 ppb
2016-08-303526315200143.0 ppb
2016-08-303526315200143.0 ppb
2016-09-143526589000547.0 ppb
2016-09-143526589000547.0 ppb
2016-09-2035267198001130.0 ppb
2016-09-203526719800213.0 ppb
2016-09-203526719800331.0 ppb
2016-09-203526719800443.0 ppb
2016-09-20352671980054.60 ppb
2016-09-2035267198001130.0 ppb
2016-09-203526719800213.0 ppb
2016-09-203526719800331.0 ppb
2016-09-203526719800443.0 ppb
2016-09-20352671980054.60 ppb
2016-10-05352701340018.30 ppb
2016-10-05352701340018.30 ppb
2017-01-17AE1284120.0 ppb
2017-01-17AE1284520.0 ppb
2017-01-17AE1284930.0 ppb
2017-01-17AE1285310.00 ppb
2017-01-17AE1285720.0 ppb
2017-01-17AE1284120.0 ppb
2017-01-17AE1284520.0 ppb
2017-01-17AE1284930.0 ppb
2017-01-17AE1285310.00 ppb
2017-01-17AE1285720.0 ppb
2017-01-23AE1287410.00 ppb
2017-01-23AE1287410.00 ppb
2017-04-24AE1385810.00 ppb
2017-04-24AE1386230.0 ppb
2017-04-24AE1387410.00 ppb
2017-04-24AE1385810.00 ppb
2017-04-24AE1386230.0 ppb
2017-04-24AE1387410.00 ppb
2017-05-15AE1413510.00 ppb
2017-05-15AE1413920.0 ppb
2017-05-15AE1414310.00 ppb
2017-05-15AE1414710.00 ppb
2017-05-15AE1415110.00 ppb
2017-05-15AE1413510.00 ppb
2017-05-15AE1413920.0 ppb
2017-05-15AE1414310.00 ppb
2017-05-15AE1414710.00 ppb
2017-05-15AE1415110.00 ppb
2017-05-233531437400617.0 ppb
2017-05-2335314374007460.0 ppb
2017-05-23AE1419710.00 ppb
2017-05-23AE1420110.00 ppb
2017-05-23AE14205ND
2017-05-23AE14209ND
2017-05-233531437400617.0 ppb
2017-05-2335314374007460.0 ppb
2017-05-23AE1419710.00 ppb
2017-05-23AE1420110.00 ppb
2017-05-23AE14205ND
2017-05-23AE14209ND
2017-06-05AE1428640.0 ppb
2017-06-05AE1429810.00 ppb
2017-06-05AE1430210.00 ppb
2017-06-05AE1428640.0 ppb
2017-06-05AE1429810.00 ppb
2017-06-05AE1430210.00 ppb
2017-06-19AE1487450.0 ppb
2017-06-19AE1487810.00 ppb
2017-06-19AE1487450.0 ppb
2017-06-19AE1487810.00 ppb
2017-06-27AE1520010.00 ppb
2017-06-27AE1520420.0 ppb
2017-06-27AE1520820.0 ppb
2017-06-27AE1521270.0 ppb
2017-06-27AE1521620.0 ppb
2017-06-27AE1520010.00 ppb
2017-06-27AE1520420.0 ppb
2017-06-27AE1520820.0 ppb
2017-06-27AE1521270.0 ppb
2017-06-27AE1521620.0 ppb
2017-07-18AE1571130.0 ppb
2017-07-18AE1571530.0 ppb
2017-07-18AE15719ND
2017-07-18AE1572310.00 ppb
2017-07-18AE1571130.0 ppb
2017-07-18AE1571530.0 ppb
2017-07-18AE15719ND
2017-07-18AE1572310.00 ppb
2017-07-25AE1592330.0 ppb
2017-07-25AE1592710.00 ppb
2017-07-25AE1592330.0 ppb
2017-07-25AE1592710.00 ppb
2017-08-02AE16226110.0 ppb
2017-08-02AE16226110.0 ppb
2017-11-28AE2007810.00 ppb
2017-11-28AE2007810.00 ppb
2017-12-05AE2010310.00 ppb
2017-12-05AE2010310.00 ppb