Know Your Environment. Protect Your Health.

Manganese

Ridgewood Water

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.

 

487

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20184.42 ppb11329ND - 402.0 ppb
20190.349 ppb604ND - 7.98 ppb
20203.03 ppb7213ND - 117.0 ppb
20212.71 ppb8115ND - 80.4 ppb
20221.06 ppb8913ND - 33.8 ppb
20231.46 ppb7212ND - 16.6 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-01-038010030-05ND
2018-01-038010030-04ND
2018-01-038010030-03ND
2018-01-038010030-02ND
2018-01-038010030-015.03 ppb
2018-01-038010030-06ND
2018-01-038010030-07ND
2018-01-038010030-08ND
2018-01-098010168-03ND
2018-01-098010168-04ND
2018-01-098010168-01ND
2018-01-098010168-02ND
2018-01-098010168-05ND
2018-01-098010168-06ND
2018-02-058020087-035.18 ppb
2018-04-038040027-06ND
2018-04-038040027-01ND
2018-04-038040027-07ND
2018-04-038040027-04ND
2018-04-038040027-03ND
2018-04-038040027-08ND
2018-04-038040027-05ND
2018-04-038040027-024.37 ppb
2018-04-038040027-09ND
2018-04-038040027-11ND
2018-04-038040027-10ND
2018-04-048040074-03402.0 ppb
2018-04-048040074-0511.2 ppb
2018-04-198040672-03ND
2018-04-268040945-02ND
2018-04-268040945-01ND
2018-05-3139546750.741 ppb
2018-06-043951740ND
2018-06-043951745ND
2018-06-04395192026.1 ppb
2018-06-0439519131.19 ppb
2018-06-0539535351.27 ppb
2018-06-053953208ND
2018-06-053953369ND
2018-06-053952961ND
2018-06-0739556942.00 ppb
2018-06-073955809ND
2018-06-0739558590.816 ppb
2018-06-0739556600.750 ppb
2018-06-073955723ND
2018-06-133961495ND
2018-06-133961325ND
2018-06-133961353ND
2018-06-133961251ND
2018-06-133960693ND
2018-06-1839671473.45 ppb
2018-06-183967137ND
2018-06-1939671120.591 ppb
2018-06-1939671180.783 ppb
2018-06-193967177ND
2018-06-193967157ND
2018-07-028070013-07ND
2018-07-028070013-11ND
2018-07-028070013-08ND
2018-07-028070013-05ND
2018-07-028070013-04ND
2018-07-028070013-01ND
2018-07-028070013-09ND
2018-07-028070013-02ND
2018-07-028070013-06ND
2018-07-028070013-034.88 ppb
2018-07-028070013-10ND
2018-07-028070013-13ND
2018-07-028070013-14ND
2018-07-028070013-12ND
2018-07-028070013-16ND
2018-07-028070013-15ND
2018-07-113986376ND
2018-09-118090342-01ND
2018-09-1340562212.20 ppb
2018-10-028100082-08ND
2018-10-028100082-07ND
2018-10-028100082-09ND
2018-10-028100082-01ND
2018-10-028100082-055.96 ppb
2018-10-028100082-04ND
2018-10-028100082-02ND
2018-10-028100082-06ND
2018-10-028100082-035.95 ppb
2018-10-038100136-01ND
2018-10-038100136-02ND
2018-10-038100136-03ND
2018-10-038100136-05ND
2018-10-038100136-06ND
2018-10-038100136-04ND
2018-10-038100136-07ND
2018-12-0541422000.429 ppb
2018-12-054142397ND
2018-12-054142299ND
2018-12-054142236ND
2018-12-054141736ND
2018-12-054141810ND
2018-12-104145504ND
2018-12-1041456121.37 ppb
2018-12-104145699ND
2018-12-104145691ND
2018-12-1241498390.765 ppb
2018-12-1241489480.750 ppb
2018-12-1241488740.804 ppb
2018-12-124149027ND
2018-12-1241490540.403 ppb
2018-12-124149041ND
2018-12-1341499217.20 ppb
2018-12-1341500061.83 ppb
2018-12-134150284ND
2018-12-1341501970.785 ppb
2018-12-208120804-01ND
2018-12-2741600861.20 ppb
2019-01-109010342-02ND
2019-01-109010342-06ND
2019-01-109010342-03ND
2019-01-109010342-01ND
2019-01-109010342-09ND
2019-01-109010342-04ND
2019-01-109010342-08ND
2019-01-109010342-05ND
2019-01-109010342-15ND
2019-01-109010342-14ND
2019-01-109010342-13ND
2019-01-109010342-11ND
2019-01-109010342-12ND
2019-01-109010342-07ND
2019-01-109010342-16ND
2019-01-109010342-10ND
2019-03-0442157550.893 ppb
2019-04-109040481-02ND
2019-04-109040481-06ND
2019-04-109040481-12ND
2019-04-109040481-07ND
2019-04-109040481-11ND
2019-04-109040481-10ND
2019-04-109040481-09ND
2019-04-109040481-01ND
2019-04-109040481-03ND
2019-04-109040481-08ND
2019-04-109040481-05ND
2019-04-109040481-04ND
2019-06-119060394-01ND
2019-07-249071191-08ND
2019-07-249071191-14ND
2019-07-249071191-02ND
2019-07-249071191-01ND
2019-07-249071191-05ND
2019-07-249071191-09ND
2019-07-249071191-11ND
2019-07-249071191-075.42 ppb
2019-07-249071191-06ND
2019-07-249071191-10ND
2019-07-249071191-03ND
2019-07-249071191-13ND
2019-07-249071191-12ND
2019-07-249071191-04ND
2019-09-199090882-017.98 ppb
2019-10-099100466-06ND
2019-10-099100466-07ND
2019-10-099100466-13ND
2019-10-099100466-03ND
2019-10-099100466-01ND
2019-10-099100466-11ND
2019-10-099100466-09ND
2019-10-099100466-05ND
2019-10-099100466-08ND
2019-10-099100466-04ND
2019-10-099100466-12ND
2019-10-099100466-10ND
2019-10-099100466-02ND
2019-11-189110918-01ND
2019-12-049120094-016.64 ppb
2020-01-150010591-01ND
2020-01-160010659-03ND
2020-01-160010659-01ND
2020-01-160010659-05ND
2020-01-160010659-06ND
2020-01-160010659-02ND
2020-01-160010659-07ND
2020-01-160010659-04ND
2020-01-160010659-12ND
2020-01-160010659-11ND
2020-01-160010659-10ND
2020-01-160010659-09ND
2020-01-160010659-15ND
2020-01-160010659-14ND
2020-01-160010659-13ND
2020-01-160010659-08ND
2020-01-290011116-013.31 ppb
2020-04-010040021-04ND
2020-04-010040021-05ND
2020-04-010040021-01ND
2020-04-010040021-03ND
2020-04-010040021-07ND
2020-04-010040021-08ND
2020-04-010040021-06ND
2020-04-010040021-02ND
2020-04-020040103-01ND
2020-04-020040103-02ND
2020-04-020040103-03ND
2020-04-140040512-016.62 ppb
2020-04-220040784-01ND
2020-04-290040969-01117.0 ppb
2020-05-060050247-0117.8 ppb
2020-06-240061069-0114.6 ppb
2020-06-290061251-01ND
2020-06-290061252-01ND
2020-07-060070192-05ND
2020-07-060070192-01ND
2020-07-060070192-04ND
2020-07-060070192-06ND
2020-07-060070192-03ND
2020-07-060070192-0711.6 ppb
2020-07-060070192-027.92 ppb
2020-07-080070301-07ND
2020-07-080070301-06ND
2020-07-080070301-08ND
2020-07-080070301-022.26 ppb
2020-07-080070301-09ND
2020-07-080070301-03ND
2020-07-080070301-01ND
2020-07-080070301-10ND
2020-07-080070301-05ND
2020-07-080070301-04ND
2020-07-080070301-11ND
2020-08-030080057-0118.2 ppb
2020-10-010100028-01ND
2020-10-010100025-04ND
2020-10-010100025-053.92 ppb
2020-10-010100025-01ND
2020-10-010100025-02ND
2020-10-010100025-03ND
2020-10-060100216-06ND
2020-10-060100216-032.11 ppb
2020-10-060100216-042.37 ppb
2020-10-060100216-02ND
2020-10-060100216-05ND
2020-10-060100216-01ND
2020-10-070100284-01ND
2020-10-070100284-0410.7 ppb
2020-10-070100284-05ND
2020-10-070100284-02ND
2020-10-070100284-03ND
2020-10-070100284-06ND
2021-01-041010021-03ND
2021-01-041010021-05ND
2021-01-041010021-01ND
2021-01-041010021-04ND
2021-01-041010021-02ND
2021-01-051010093-03ND
2021-01-051010093-04ND
2021-01-051010093-02ND
2021-01-051010093-01ND
2021-01-061010143-03ND
2021-01-061010143-02ND
2021-01-061010143-04ND
2021-01-061010143-01ND
2021-04-021040075-014.24 ppb
2021-04-021040075-02ND
2021-04-021040075-03ND
2021-04-021040075-04ND
2021-04-021040075-05ND
2021-04-021040075-06ND
2021-04-071040265-03ND
2021-04-071040265-025.78 ppb
2021-04-071040265-04ND
2021-04-071040265-01ND
2021-04-081040374-03ND
2021-04-081040374-04ND
2021-04-081040374-02ND
2021-04-081040374-01ND
2021-04-081040374-05ND
2021-04-091040497-01ND
2021-04-151040718-03ND
2021-04-151040718-02ND
2021-04-151040718-01ND
2021-04-221041042-013.74 ppb
2021-05-211051065-01ND
2021-05-241051088-01ND
2021-05-251051335-0180.4 ppb
2021-06-071060299-01ND
2021-07-061070155-07ND
2021-07-061070155-06ND
2021-07-061070155-05ND
2021-07-061070155-035.86 ppb
2021-07-061070155-02ND
2021-07-061070155-01ND
2021-07-061070155-04ND
2021-07-071070237-01ND
2021-07-071070237-05ND
2021-07-071070237-0239.6 ppb
2021-07-071070237-032.43 ppb
2021-07-071070237-04ND
2021-07-071070237-06ND
2021-07-081070340-01ND
2021-07-081070340-025.30 ppb
2021-07-081070340-03ND
2021-07-081070340-04ND
2021-07-081070340-06ND
2021-07-081070340-05ND
2021-07-081070340-07ND
2021-07-141070663-02ND
2021-07-141070663-01ND
2021-10-061100220-01ND
2021-10-061100220-0215.1 ppb
2021-10-061100220-0317.1 ppb
2021-10-061100220-05ND
2021-10-061100220-043.10 ppb
2021-10-071100347-01ND
2021-10-071100347-05ND
2021-10-071100347-0215.2 ppb
2021-10-071100347-03ND
2021-10-071100347-04ND
2021-10-071100347-06ND
2021-10-121100575-05ND
2021-10-121100575-04ND
2021-10-121100575-0314.6 ppb
2021-10-121100575-02ND
2021-10-121100575-01ND
2021-10-131100640-032.94 ppb
2021-10-131100640-013.75 ppb
2021-10-131100640-07ND
2021-10-131100640-05ND
2021-10-131100640-09ND
2021-10-261101382-01ND
2022-01-042010091-06ND
2022-01-042010091-053.18 ppb
2022-01-042010091-07ND
2022-01-042010091-012.26 ppb
2022-01-042010091-02ND
2022-01-042010091-03ND
2022-01-042010091-042.11 ppb
2022-01-052010114-048.92 ppb
2022-01-052010114-0333.8 ppb
2022-01-052010114-02ND
2022-01-052010114-01ND
2022-01-052010114-05ND
2022-01-062010201-05ND
2022-01-062010201-04ND
2022-01-062010201-01ND
2022-01-062010201-02ND
2022-01-062010201-03ND
2022-04-042040089-01ND
2022-04-042040089-037.15 ppb
2022-04-042040089-02ND
2022-04-042040089-042.50 ppb
2022-04-042040089-06ND
2022-04-042040089-0710.6 ppb
2022-04-042040089-08ND
2022-04-042040089-05ND
2022-04-042040089-09ND
2022-04-052040157-065.19 ppb
2022-04-052040157-07ND
2022-04-052040157-04ND
2022-04-052040157-03ND
2022-04-052040157-05ND
2022-04-052040157-02ND
2022-04-052040157-01ND
2022-04-122040711-01ND
2022-04-212041014-02ND
2022-04-212041014-01ND
2022-05-112050539-01ND
2022-05-192051065-01ND
2022-05-272051436-01ND
2022-06-032060151-01ND
2022-06-302061466-01ND
2022-07-072070263-11ND
2022-07-072070263-08ND
2022-07-072070263-01ND
2022-07-072070263-093.34 ppb
2022-07-072070263-05ND
2022-07-072070263-04ND
2022-07-072070263-10ND
2022-07-072070263-03ND
2022-07-072070263-02ND
2022-07-072070263-06ND
2022-07-072070263-07ND
2022-07-122070489-01ND
2022-07-122070489-10ND
2022-07-122070489-08ND
2022-07-122070489-07ND
2022-07-122070489-05ND
2022-07-122070489-06ND
2022-07-122070489-09ND
2022-07-122070489-03ND
2022-07-122070489-04ND
2022-07-122070489-02ND
2022-07-282071346-01ND
2022-07-292080292-01ND
2022-08-042080298-01ND
2022-08-222081112-01ND
2022-10-052100152-06ND
2022-10-052100152-075.89 ppb
2022-10-052100152-05ND
2022-10-052100152-04ND
2022-10-052100152-03ND
2022-10-052100152-02ND
2022-10-052100152-01ND
2022-10-052100152-093.02 ppb
2022-10-052100152-08ND
2022-10-062100278-02ND
2022-10-062100278-01ND
2022-10-062100278-04ND
2022-10-062100278-036.23 ppb
2022-10-062100278-05ND
2022-10-062100278-07ND
2022-10-062100278-08ND
2022-10-062100278-09ND
2022-10-062100278-06ND
2022-10-072100304-02ND
2022-10-072100304-01ND
2022-10-072100304-04ND
2022-10-072100304-03ND
2022-10-272101159-01ND
2023-01-0523A0189-01ND
2023-01-0523A0189-03ND
2023-01-0523A0189-02ND
2023-01-0623A0254-02ND
2023-01-0623A0254-01ND
2023-01-1023A0378-022.08 ppb
2023-01-1023A0378-01ND
2023-01-1123A0479-03ND
2023-01-1123A0479-02ND
2023-01-1123A0479-0114.5 ppb
2023-01-1223A0591-01ND
2023-02-0823B0377-012.53 ppb
2023-03-2823C1172-0110.7 ppb
2023-04-0423D0124-03ND
2023-04-0423D0124-04ND
2023-04-0423D0124-06ND
2023-04-0423D0124-05ND
2023-04-0423D0124-02ND
2023-04-0423D0124-01ND
2023-04-0523D0215-05ND
2023-04-0523D0215-0314.8 ppb
2023-04-0523D0215-04ND
2023-04-0523D0215-01ND
2023-04-0523D0215-02ND
2023-04-1023D0394-01ND
2023-04-2623D1060-0215.3 ppb
2023-04-2623D1060-01ND
2023-05-0323E0135-01ND
2023-05-0823E0361-012.39 ppb
2023-05-1823E0894-02ND
2023-05-1823E0894-01ND
2023-06-0123F0005-01ND
2023-06-0523F0159-01ND
2023-06-2623F1447-0116.6 ppb
2023-07-0623G0222-05ND
2023-07-0623G0222-04ND
2023-07-0623G0222-01ND
2023-07-0623G0222-03ND
2023-07-0623G0222-02ND
2023-07-0723G0243-03ND
2023-07-0723G0243-0415.1 ppb
2023-07-0723G0243-01ND
2023-07-0723G0243-02ND
2023-07-0723G0243-05ND
2023-07-1023G0351-03ND
2023-07-1023G0351-02ND
2023-07-1023G0351-012.03 ppb
2023-07-1023G0351-04ND
2023-07-1123G0430-06ND
2023-07-1123G0430-05ND
2023-07-1123G0430-02ND
2023-07-1123G0430-03ND
2023-07-1123G0430-04ND
2023-07-1123G0430-01ND
2023-10-0223J0046-065.23 ppb
2023-10-0223J0046-05ND
2023-10-0223J0046-04ND
2023-10-0223J0046-03ND
2023-10-0223J0046-02ND
2023-10-0223J0046-01ND
2023-10-0323J0145-11ND
2023-10-0323J0145-12ND
2023-10-0323J0145-10ND
2023-10-0323J0145-08ND
2023-10-0323J0145-07ND
2023-10-0323J0145-064.20 ppb
2023-10-0323J0145-05ND
2023-10-0323J0145-09ND
2023-10-0323J0145-02ND
2023-10-0323J0145-03ND
2023-10-0323J0145-04ND
2023-10-0323J0145-01ND
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