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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | 0.177 ppb | 54 | 4 | ND - 3.10 ppb |
2015 | 1.32 ppb | 57 | 7 | ND - 27.4 ppb |
2016 | 2.21 ppb | 59 | 7 | ND - 101.0 ppb |
2017 | 0.358 ppb | 66 | 8 | ND - 3.74 ppb |
2018 | 4.42 ppb | 113 | 29 | ND - 402.0 ppb |
2019 | 0.349 ppb | 60 | 4 | ND - 7.98 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 |
---|---|---|
2014-03-05 | 4030099-08 | ND |
2014-03-05 | 4030099-05 | ND |
2014-03-05 | 4030099-06 | ND |
2014-03-05 | 4030099-03 | ND |
2014-03-05 | 4030099-09 | ND |
2014-03-05 | 4030099-07 | ND |
2014-03-05 | 4030099-01 | ND |
2014-03-05 | 4030099-02 | ND |
2014-03-05 | 4030099-11 | ND |
2014-03-05 | 4030099-04 | ND |
2014-03-05 | 4030099-10 | ND |
2014-04-29 | 4040877-15 | 2.08 ppb |
2014-05-28 | 4050791-09 | ND |
2014-05-28 | 4050791-01 | ND |
2014-05-28 | 4050791-04 | 2.22 ppb |
2014-05-28 | 4050791-02 | ND |
2014-05-28 | 4050791-03 | ND |
2014-05-28 | 4050791-06 | ND |
2014-05-28 | 4050791-05 | ND |
2014-05-28 | 4050791-07 | ND |
2014-05-28 | 4050791-08 | ND |
2014-07-09 | 4070294-06 | ND |
2014-07-09 | 4070294-14 | 2.18 ppb |
2014-07-09 | 4070294-07 | ND |
2014-07-09 | 4070294-04 | ND |
2014-07-09 | 4070294-01 | ND |
2014-07-09 | 4070294-08 | ND |
2014-07-09 | 4070294-02 | ND |
2014-07-09 | 4070294-05 | ND |
2014-07-09 | 4070294-03 | ND |
2014-07-09 | 4070294-09 | ND |
2014-07-09 | 4070294-12 | ND |
2014-07-09 | 4070294-11 | ND |
2014-07-09 | 4070294-10 | ND |
2014-07-09 | 4070294-13 | ND |
2014-07-23 | 4070750-04 | ND |
2014-07-23 | 4070750-02 | ND |
2014-07-23 | 4070750-05 | ND |
2014-07-23 | 4070750-01 | ND |
2014-07-23 | 4070750-06 | ND |
2014-07-23 | 4070750-03 | ND |
2014-10-29 | 4100857-04 | ND |
2014-10-29 | 4100857-03 | ND |
2014-10-29 | 4100857-05 | ND |
2014-10-29 | 4100857-12 | ND |
2014-10-29 | 4100857-01 | 3.10 ppb |
2014-10-29 | 4100857-08 | ND |
2014-10-29 | 4100857-09 | ND |
2014-10-29 | 4100857-02 | ND |
2014-10-29 | 4100857-07 | ND |
2014-10-29 | 4100857-06 | ND |
2014-10-29 | 4100857-10 | ND |
2014-10-29 | 4100857-11 | ND |
2014-11-10 | 4110313-17 | ND |
2015-03-09 | 5030145-09 | ND |
2015-03-09 | 5030145-02 | ND |
2015-03-09 | 5030145-01 | ND |
2015-03-09 | 5030145-04 | ND |
2015-03-09 | 5030145-06 | ND |
2015-03-09 | 5030145-11 | ND |
2015-03-09 | 5030145-05 | ND |
2015-03-09 | 5030145-08 | ND |
2015-03-09 | 5030145-07 | ND |
2015-03-09 | 5030145-03 | ND |
2015-03-09 | 5030145-10 | ND |
2015-03-10 | 5030178-01 | ND |
2015-03-30 | 5030652-01 | ND |
2015-03-31 | 5040020-01 | ND |
2015-05-12 | 5050322-11 | ND |
2015-05-12 | 5050322-09 | ND |
2015-05-12 | 5050322-03 | ND |
2015-05-12 | 5050322-06 | ND |
2015-05-12 | 5050322-01 | ND |
2015-05-12 | 5050322-08 | 5.22 ppb |
2015-05-12 | 5050322-07 | ND |
2015-05-12 | 5050322-02 | ND |
2015-05-12 | 5050322-10 | ND |
2015-05-13 | 5050377-01 | ND |
2015-06-09 | 5060246-08 | 15.5 ppb |
2015-07-15 | 5070473-07 | ND |
2015-07-15 | 5070473-03 | ND |
2015-07-15 | 5070473-05 | ND |
2015-07-15 | 5070473-01 | ND |
2015-07-15 | 5070473-08 | ND |
2015-07-15 | 5070473-02 | ND |
2015-07-15 | 5070473-06 | ND |
2015-07-15 | 5070473-04 | 5.64 ppb |
2015-07-15 | 5070473-10 | ND |
2015-07-15 | 5070473-09 | ND |
2015-07-15 | 5070473-13 | ND |
2015-07-15 | 5070473-12 | ND |
2015-07-15 | 5070473-11 | ND |
2015-07-15 | 5070473-14 | ND |
2015-07-16 | 5070495-01 | ND |
2015-10-14 | 5100424-04 | ND |
2015-10-14 | 5100424-03 | ND |
2015-10-14 | 5100424-10 | ND |
2015-10-14 | 5100424-05 | ND |
2015-10-14 | 5100424-01 | 4.33 ppb |
2015-10-14 | 5100424-09 | ND |
2015-10-14 | 5100424-02 | ND |
2015-10-14 | 5100424-07 | ND |
2015-10-14 | 5100424-06 | ND |
2015-10-14 | 5100424-08 | ND |
2015-10-21 | 5100667-03 | ND |
2015-10-21 | 5100667-02 | 27.4 ppb |
2015-10-21 | 5100667-04 | 6.60 ppb |
2015-10-21 | 5100667-01 | ND |
2015-11-18 | 5110571-01 | ND |
2015-12-29 | 5120773-03 | ND |
2015-12-29 | 5120773-02 | 10.7 ppb |
2016-01-07 | 6010110-06 | ND |
2016-01-07 | 6010110-01 | ND |
2016-01-07 | 6010110-07 | ND |
2016-01-07 | 6010110-04 | ND |
2016-01-07 | 6010110-02 | ND |
2016-01-07 | 6010110-05 | ND |
2016-01-07 | 6010110-03 | 7.54 ppb |
2016-01-07 | 6010110-09 | ND |
2016-01-07 | 6010110-10 | ND |
2016-01-07 | 6010110-11 | ND |
2016-01-07 | 6010110-08 | ND |
2016-01-07 | 6010110-12 | ND |
2016-01-08 | 6010173-01 | 2.52 ppb |
2016-01-08 | 6010173-02 | ND |
2016-04-06 | 6040180-04 | ND |
2016-04-06 | 6040180-06 | ND |
2016-04-06 | 6040180-05 | ND |
2016-04-06 | 6040180-02 | ND |
2016-04-06 | 6040180-03 | ND |
2016-04-06 | 6040180-01 | 101.0 ppb |
2016-04-06 | 6040180-08 | ND |
2016-04-06 | 6040180-07 | ND |
2016-04-06 | 6040180-09 | ND |
2016-04-19 | 6040629-02 | 3.37 ppb |
2016-04-19 | 6040629-01 | ND |
2016-05-03 | 6050075-01 | 7.98 ppb |
2016-05-11 | 6050372-04 | 3.42 ppb |
2016-07-06 | 6070112-06 | ND |
2016-07-06 | 6070112-09 | ND |
2016-07-06 | 6070112-07 | ND |
2016-07-06 | 6070112-04 | ND |
2016-07-06 | 6070112-01 | ND |
2016-07-06 | 6070112-08 | ND |
2016-07-06 | 6070112-02 | ND |
2016-07-06 | 6070112-05 | ND |
2016-07-06 | 6070112-03 | 4.53 ppb |
2016-07-06 | 6070112-11 | ND |
2016-07-06 | 6070112-10 | ND |
2016-07-06 | 6070112-14 | ND |
2016-07-06 | 6070112-13 | ND |
2016-07-06 | 6070112-12 | ND |
2016-07-06 | 6070112-15 | ND |
2016-10-11 | 6100288-07 | ND |
2016-10-11 | 6100288-06 | ND |
2016-10-11 | 6100288-11 | ND |
2016-10-11 | 6100288-08 | ND |
2016-10-11 | 6100288-04 | ND |
2016-10-11 | 6100288-03 | ND |
2016-10-11 | 6100288-09 | ND |
2016-10-11 | 6100288-01 | ND |
2016-10-11 | 6100288-05 | ND |
2016-10-11 | 6100288-02 | ND |
2016-10-11 | 6100288-10 | ND |
2016-10-11 | 6100288-13 | ND |
2016-10-11 | 6100288-12 | ND |
2016-10-11 | 6100288-14 | ND |
2016-10-11 | 6100288-15 | ND |
2016-11-21 | 6110726-14 | ND |
2016-12-20 | 6120676-14 | ND |
2017-01-18 | 7010444-04 | ND |
2017-01-18 | 7010444-07 | ND |
2017-01-18 | 7010444-05 | ND |
2017-01-18 | 7010444-03 | ND |
2017-01-18 | 7010444-02 | ND |
2017-01-18 | 7010444-06 | ND |
2017-01-18 | 7010444-01 | ND |
2017-01-18 | 7010444-10 | ND |
2017-01-18 | 7010444-11 | ND |
2017-01-18 | 7010444-12 | ND |
2017-01-18 | 7010444-14 | ND |
2017-01-18 | 7010444-13 | ND |
2017-01-18 | 7010444-08 | ND |
2017-01-18 | 7010444-09 | ND |
2017-01-18 | 7010444-15 | ND |
2017-01-18 | 7010444-16 | ND |
2017-01-24 | 7010573-01 | ND |
2017-04-18 | 7040506-04 | 3.24 ppb |
2017-04-18 | 7040506-06 | 2.43 ppb |
2017-04-18 | 7040506-05 | 3.74 ppb |
2017-04-20 | 7040580-05 | ND |
2017-04-20 | 7040580-01 | ND |
2017-04-20 | 7040580-10 | ND |
2017-04-20 | 7040580-03 | ND |
2017-04-20 | 7040580-02 | ND |
2017-04-20 | 7040580-04 | ND |
2017-04-20 | 7040580-07 | ND |
2017-04-20 | 7040580-08 | ND |
2017-04-20 | 7040580-06 | ND |
2017-04-20 | 7040580-09 | ND |
2017-05-10 | 7050367-02 | 3.51 ppb |
2017-05-10 | 7050367-01 | 2.34 ppb |
2017-05-17 | 7050640-03 | ND |
2017-07-05 | 7070048-06 | ND |
2017-07-05 | 7070048-10 | ND |
2017-07-05 | 7070048-07 | ND |
2017-07-05 | 7070048-04 | ND |
2017-07-05 | 7070048-03 | ND |
2017-07-05 | 7070025-01 | ND |
2017-07-05 | 7070048-08 | ND |
2017-07-05 | 7070048-01 | 2.60 ppb |
2017-07-05 | 7070048-05 | ND |
2017-07-05 | 7070048-02 | 3.06 ppb |
2017-07-05 | 7070048-09 | ND |
2017-07-05 | 7070048-12 | ND |
2017-07-05 | 7070048-11 | ND |
2017-07-05 | 7070048-15 | ND |
2017-07-05 | 7070048-14 | ND |
2017-07-05 | 7070048-13 | ND |
2017-08-01 | 7080021-01 | ND |
2017-10-03 | 7100035-07 | ND |
2017-10-03 | 7100035-06 | ND |
2017-10-03 | 7100035-08 | ND |
2017-10-03 | 7100035-12 | ND |
2017-10-03 | 7100035-09 | ND |
2017-10-03 | 7100035-04 | ND |
2017-10-03 | 7100035-03 | ND |
2017-10-03 | 7100035-10 | ND |
2017-10-03 | 7100035-01 | ND |
2017-10-03 | 7100035-05 | ND |
2017-10-03 | 7100035-02 | 2.72 ppb |
2017-10-03 | 7100035-11 | ND |
2017-10-03 | 7100035-14 | ND |
2017-10-03 | 7100035-13 | ND |
2017-10-03 | 7100035-15 | ND |
2017-10-30 | 7100929-01 | ND |
2018-01-03 | 8010030-05 | ND |
2018-01-03 | 8010030-04 | ND |
2018-01-03 | 8010030-03 | ND |
2018-01-03 | 8010030-02 | ND |
2018-01-03 | 8010030-01 | 5.03 ppb |
2018-01-03 | 8010030-06 | ND |
2018-01-03 | 8010030-07 | ND |
2018-01-03 | 8010030-08 | ND |
2018-01-09 | 8010168-03 | ND |
2018-01-09 | 8010168-04 | ND |
2018-01-09 | 8010168-01 | ND |
2018-01-09 | 8010168-02 | ND |
2018-01-09 | 8010168-05 | ND |
2018-01-09 | 8010168-06 | ND |
2018-02-05 | 8020087-03 | 5.18 ppb |
2018-04-03 | 8040027-06 | ND |
2018-04-03 | 8040027-01 | ND |
2018-04-03 | 8040027-07 | ND |
2018-04-03 | 8040027-04 | ND |
2018-04-03 | 8040027-03 | ND |
2018-04-03 | 8040027-08 | ND |
2018-04-03 | 8040027-05 | ND |
2018-04-03 | 8040027-02 | 4.37 ppb |
2018-04-03 | 8040027-09 | ND |
2018-04-03 | 8040027-11 | ND |
2018-04-03 | 8040027-10 | ND |
2018-04-04 | 8040074-03 | 402.0 ppb |
2018-04-04 | 8040074-05 | 11.2 ppb |
2018-04-19 | 8040672-03 | ND |
2018-04-26 | 8040945-02 | ND |
2018-04-26 | 8040945-01 | ND |
2018-05-31 | 3954675 | 0.741 ppb |
2018-06-04 | 3951740 | ND |
2018-06-04 | 3951745 | ND |
2018-06-04 | 3951920 | 26.1 ppb |
2018-06-04 | 3951913 | 1.19 ppb |
2018-06-05 | 3953535 | 1.27 ppb |
2018-06-05 | 3953208 | ND |
2018-06-05 | 3953369 | ND |
2018-06-05 | 3952961 | ND |
2018-06-07 | 3955694 | 2.00 ppb |
2018-06-07 | 3955809 | ND |
2018-06-07 | 3955859 | 0.816 ppb |
2018-06-07 | 3955660 | 0.750 ppb |
2018-06-07 | 3955723 | ND |
2018-06-13 | 3961495 | ND |
2018-06-13 | 3961325 | ND |
2018-06-13 | 3961353 | ND |
2018-06-13 | 3961251 | ND |
2018-06-13 | 3960693 | ND |
2018-06-18 | 3967147 | 3.45 ppb |
2018-06-18 | 3967137 | ND |
2018-06-19 | 3967112 | 0.591 ppb |
2018-06-19 | 3967118 | 0.783 ppb |
2018-06-19 | 3967177 | ND |
2018-06-19 | 3967157 | ND |
2018-07-02 | 8070013-07 | ND |
2018-07-02 | 8070013-11 | ND |
2018-07-02 | 8070013-08 | ND |
2018-07-02 | 8070013-05 | ND |
2018-07-02 | 8070013-04 | ND |
2018-07-02 | 8070013-01 | ND |
2018-07-02 | 8070013-09 | ND |
2018-07-02 | 8070013-02 | ND |
2018-07-02 | 8070013-06 | ND |
2018-07-02 | 8070013-03 | 4.88 ppb |
2018-07-02 | 8070013-10 | ND |
2018-07-02 | 8070013-13 | ND |
2018-07-02 | 8070013-14 | ND |
2018-07-02 | 8070013-12 | ND |
2018-07-02 | 8070013-16 | ND |
2018-07-02 | 8070013-15 | ND |
2018-07-11 | 3986376 | ND |
2018-09-11 | 8090342-01 | ND |
2018-09-13 | 4056221 | 2.20 ppb |
2018-10-02 | 8100082-08 | ND |
2018-10-02 | 8100082-07 | ND |
2018-10-02 | 8100082-09 | ND |
2018-10-02 | 8100082-01 | ND |
2018-10-02 | 8100082-05 | 5.96 ppb |
2018-10-02 | 8100082-04 | ND |
2018-10-02 | 8100082-02 | ND |
2018-10-02 | 8100082-06 | ND |
2018-10-02 | 8100082-03 | 5.95 ppb |
2018-10-03 | 8100136-01 | ND |
2018-10-03 | 8100136-02 | ND |
2018-10-03 | 8100136-03 | ND |
2018-10-03 | 8100136-05 | ND |
2018-10-03 | 8100136-06 | ND |
2018-10-03 | 8100136-04 | ND |
2018-10-03 | 8100136-07 | ND |
2018-12-05 | 4142200 | 0.429 ppb |
2018-12-05 | 4142397 | ND |
2018-12-05 | 4142299 | ND |
2018-12-05 | 4142236 | ND |
2018-12-05 | 4141736 | ND |
2018-12-05 | 4141810 | ND |
2018-12-10 | 4145504 | ND |
2018-12-10 | 4145612 | 1.37 ppb |
2018-12-10 | 4145699 | ND |
2018-12-10 | 4145691 | ND |
2018-12-12 | 4149839 | 0.765 ppb |
2018-12-12 | 4148948 | 0.750 ppb |
2018-12-12 | 4148874 | 0.804 ppb |
2018-12-12 | 4149027 | ND |
2018-12-12 | 4149054 | 0.403 ppb |
2018-12-12 | 4149041 | ND |
2018-12-13 | 4149921 | 7.20 ppb |
2018-12-13 | 4150006 | 1.83 ppb |
2018-12-13 | 4150284 | ND |
2018-12-13 | 4150197 | 0.785 ppb |
2018-12-20 | 8120804-01 | ND |
2018-12-27 | 4160086 | 1.20 ppb |
2019-01-10 | 9010342-02 | ND |
2019-01-10 | 9010342-06 | ND |
2019-01-10 | 9010342-03 | ND |
2019-01-10 | 9010342-01 | ND |
2019-01-10 | 9010342-09 | ND |
2019-01-10 | 9010342-04 | ND |
2019-01-10 | 9010342-08 | ND |
2019-01-10 | 9010342-05 | ND |
2019-01-10 | 9010342-15 | ND |
2019-01-10 | 9010342-14 | ND |
2019-01-10 | 9010342-13 | ND |
2019-01-10 | 9010342-11 | ND |
2019-01-10 | 9010342-12 | ND |
2019-01-10 | 9010342-07 | ND |
2019-01-10 | 9010342-16 | ND |
2019-01-10 | 9010342-10 | ND |
2019-03-04 | 4215755 | 0.893 ppb |
2019-04-10 | 9040481-02 | ND |
2019-04-10 | 9040481-06 | ND |
2019-04-10 | 9040481-12 | ND |
2019-04-10 | 9040481-07 | ND |
2019-04-10 | 9040481-11 | ND |
2019-04-10 | 9040481-10 | ND |
2019-04-10 | 9040481-09 | ND |
2019-04-10 | 9040481-01 | ND |
2019-04-10 | 9040481-03 | ND |
2019-04-10 | 9040481-08 | ND |
2019-04-10 | 9040481-05 | ND |
2019-04-10 | 9040481-04 | ND |
2019-06-11 | 9060394-01 | ND |
2019-07-24 | 9071191-08 | ND |
2019-07-24 | 9071191-14 | ND |
2019-07-24 | 9071191-02 | ND |
2019-07-24 | 9071191-01 | ND |
2019-07-24 | 9071191-05 | ND |
2019-07-24 | 9071191-09 | ND |
2019-07-24 | 9071191-11 | ND |
2019-07-24 | 9071191-07 | 5.42 ppb |
2019-07-24 | 9071191-06 | ND |
2019-07-24 | 9071191-10 | ND |
2019-07-24 | 9071191-03 | ND |
2019-07-24 | 9071191-13 | ND |
2019-07-24 | 9071191-12 | ND |
2019-07-24 | 9071191-04 | ND |
2019-09-19 | 9090882-01 | 7.98 ppb |
2019-10-09 | 9100466-06 | ND |
2019-10-09 | 9100466-07 | ND |
2019-10-09 | 9100466-13 | ND |
2019-10-09 | 9100466-03 | ND |
2019-10-09 | 9100466-01 | ND |
2019-10-09 | 9100466-11 | ND |
2019-10-09 | 9100466-09 | ND |
2019-10-09 | 9100466-05 | ND |
2019-10-09 | 9100466-08 | ND |
2019-10-09 | 9100466-04 | ND |
2019-10-09 | 9100466-12 | ND |
2019-10-09 | 9100466-10 | ND |
2019-10-09 | 9100466-02 | ND |
2019-11-18 | 9110918-01 | ND |
2019-12-04 | 9120094-01 | 6.64 ppb |