Know Your Environment. Protect Your Health.

Manganese

East Lyme Water & Sewer Commission

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.

 

330

Samples

0

Samples exceeding legal limit (MCL)

56

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201885.7 ppb74740.870 ppb - 889.0 ppb
201961.3 ppb147143ND - 462.0 ppb
2020N/A00N/A
2021180.0 ppb11180.0 ppb
202270.0 ppb107ND - 589.0 ppb
20230.0102 ppb981ND - 1.000 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
2018-09-13CB305329.00 ppb
2018-09-13CB30533318.0 ppb
2018-09-13CB305342.00 ppb
2018-09-13CB3053510.00 ppb
2018-09-13CB305369.00 ppb
2018-09-13CB305378.00 ppb
2018-09-13CB305387.00 ppb
2018-09-13CB3053935.0 ppb
2018-09-212340575001828.0 ppb
2018-09-212340575002470.0 ppb
2018-09-21234057500310.00 ppb
2018-09-2123405750040.870 ppb
2018-09-21234057500580.3 ppb
2018-09-2123405750062.20 ppb
2018-09-24CB372106.00 ppb
2018-09-24CB37211336.0 ppb
2018-09-24CB372126.00 ppb
2018-09-24CB372131.000 ppb
2018-09-24CB372145.00 ppb
2018-09-24CB372155.00 ppb
2018-09-24CB372164.00 ppb
2018-09-24CB3721770.0 ppb
2018-09-24CB3721810.00 ppb
2018-10-10CB6893216.0 ppb
2018-10-10CB68933333.0 ppb
2018-10-10CB6893412.0 ppb
2018-10-10CB689352.00 ppb
2018-10-10CB689364.00 ppb
2018-10-10CB689375.00 ppb
2018-10-10CB689387.00 ppb
2018-10-10CB6893961.0 ppb
2018-10-30CB846255.00 ppb
2018-10-30CB84626262.0 ppb
2018-10-30CB8462775.0 ppb
2018-10-30CB84628160.0 ppb
2018-10-30CB8462916.0 ppb
2018-10-30CB846305.00 ppb
2018-10-30CB846316.00 ppb
2018-10-30CB846325.00 ppb
2018-10-3123482140011.90 ppb
2018-11-08CB907125.00 ppb
2018-11-08CB90713292.0 ppb
2018-11-08CB90714171.0 ppb
2018-11-08CB90715213.0 ppb
2018-11-08CB907167.00 ppb
2018-11-08CB907173.00 ppb
2018-11-08CB9071811.0 ppb
2018-11-08CB907194.00 ppb
2018-11-28CC0399412.0 ppb
2018-11-28CC03995290.0 ppb
2018-11-28CC039961.000 ppb
2018-11-28CC03997242.0 ppb
2018-11-28CC039989.00 ppb
2018-11-28CC039993.00 ppb
2018-11-28CC040001.000 ppb
2018-11-28CC0400115.0 ppb
2018-11-28CC040027.00 ppb
2018-12-05CC0765431.0 ppb
2018-12-05CC07655255.0 ppb
2018-12-05CC0765612.0 ppb
2018-12-05CC07657889.0 ppb
2018-12-05CC0765811.0 ppb
2018-12-05CC076598.00 ppb
2018-12-05CC076605.00 ppb
2018-12-05CC07661109.0 ppb
2018-12-05CC0766239.0 ppb
2018-12-19CC170597.00 ppb
2018-12-19CC17060221.0 ppb
2018-12-19CC1706158.0 ppb
2018-12-19CC1706278.0 ppb
2018-12-19CC1706330.0 ppb
2018-12-19CC1706415.0 ppb
2018-12-19CC1706521.0 ppb
2018-12-19CC1706660.0 ppb
2019-01-14CC2822116.0 ppb
2019-01-14CC28222288.0 ppb
2019-01-14CC28223210.0 ppb
2019-01-14CC28224212.0 ppb
2019-01-14CC2822513.0 ppb
2019-01-14CC282267.00 ppb
2019-01-14CC282278.00 ppb
2019-01-14CC2822824.0 ppb
2019-01-14CC28229140.0 ppb
2019-01-24CC336807.00 ppb
2019-01-24CC33681296.0 ppb
2019-01-24CC33682193.0 ppb
2019-01-24CC3368343.0 ppb
2019-01-24CC336849.00 ppb
2019-01-24CC336858.00 ppb
2019-01-24CC3368610.00 ppb
2019-01-24CC3368740.0 ppb
2019-02-14CC518029.00 ppb
2019-02-14CC51803178.0 ppb
2019-02-14CC51804201.0 ppb
2019-02-14CC5180547.0 ppb
2019-02-14CC5180619.0 ppb
2019-02-14CC518076.00 ppb
2019-02-14CC518086.00 ppb
2019-02-14CC5180915.0 ppb
2019-02-14CC5181037.0 ppb
2019-02-27CC585775.00 ppb
2019-02-27CC58578185.0 ppb
2019-02-27CC58579175.0 ppb
2019-02-27CC5858024.0 ppb
2019-02-27CC5858121.0 ppb
2019-02-27CC5858216.0 ppb
2019-02-27CC5858313.0 ppb
2019-02-27CC5858410.00 ppb
2019-03-13CC668084.00 ppb
2019-03-13CC66809189.0 ppb
2019-03-13CC66810142.0 ppb
2019-03-13CC66811106.0 ppb
2019-03-13CC6681217.0 ppb
2019-03-13CC668136.00 ppb
2019-03-13CC668146.00 ppb
2019-03-13CC668156.00 ppb
2019-03-253024682001208.0 ppb
2019-03-253024682002462.0 ppb
2019-03-25302468200319.6 ppb
2019-03-253024682004ND
2019-03-2530246820056.20 ppb
2019-03-2530246820062.60 ppb
2019-03-27CC758257.00 ppb
2019-03-27CC75826170.0 ppb
2019-03-27CC7582770.0 ppb
2019-03-27CC75828164.0 ppb
2019-03-27CC7582912.0 ppb
2019-03-27CC758304.00 ppb
2019-03-27CC758315.00 ppb
2019-03-27CC758326.00 ppb
2019-03-27CC758338.00 ppb
2019-04-08CC902956.00 ppb
2019-04-08CC90296178.0 ppb
2019-04-08CC90297132.0 ppb
2019-04-08CC9029810.00 ppb
2019-04-08CC9029924.0 ppb
2019-04-08CC903008.00 ppb
2019-04-08CC903019.00 ppb
2019-04-08CC903026.00 ppb
2019-04-08CC9030314.0 ppb
2019-04-25CD0133017.0 ppb
2019-04-25CD01331167.0 ppb
2019-04-25CD0133246.0 ppb
2019-04-25CD0133378.0 ppb
2019-04-25CD013346.00 ppb
2019-04-25CD013352.00 ppb
2019-04-25CD013362.00 ppb
2019-04-25CD0133716.0 ppb
2019-05-13CD114604.00 ppb
2019-05-13CD11461162.0 ppb
2019-05-13CD11462105.0 ppb
2019-05-13CD11463195.0 ppb
2019-05-13CD114642.00 ppb
2019-05-13CD114655.00 ppb
2019-05-13CD1146640.0 ppb
2019-05-13CD1146753.0 ppb
2019-05-13CD1146828.0 ppb
2019-05-30CD2325012.0 ppb
2019-05-30CD23251141.0 ppb
2019-05-30CD23252103.0 ppb
2019-05-30CD232531.000 ppb
2019-05-30CD23254ND
2019-05-30CD232554.00 ppb
2019-05-30CD2325653.0 ppb
2019-05-30CD232576.00 ppb
2019-05-30CD232583.00 ppb
2019-06-13CD337105.00 ppb
2019-06-13CD33711175.0 ppb
2019-06-13CD3371240.0 ppb
2019-06-13CD33713ND
2019-06-13CD33714ND
2019-06-13CD3371522.0 ppb
2019-06-13CD3371614.0 ppb
2019-06-13CD3371721.0 ppb
2019-06-26CD423465.00 ppb
2019-06-26CD42347157.0 ppb
2019-06-26CD4234873.0 ppb
2019-06-26CD423492.00 ppb
2019-06-26CD423503.00 ppb
2019-06-26CD423513.00 ppb
2019-06-26CD4235234.0 ppb
2019-07-11CD5468210.00 ppb
2019-07-11CD54683171.0 ppb
2019-07-11CD5468433.0 ppb
2019-07-11CD54685220.0 ppb
2019-07-11CD546862.00 ppb
2019-07-11CD546877.00 ppb
2019-07-11CD5468837.0 ppb
2019-07-24CD6375147.0 ppb
2019-07-24CD6374343.0 ppb
2019-07-24CD63744148.0 ppb
2019-07-24CD637458.00 ppb
2019-07-24CD637462.00 ppb
2019-07-24CD637471.000 ppb
2019-07-24CD637487.00 ppb
2019-07-24CD637492.00 ppb
2019-08-07CD7974738.0 ppb
2019-08-07CD79748227.0 ppb
2019-08-07CD797496.00 ppb
2019-08-07CD797504.00 ppb
2019-08-07CD797511.000 ppb
2019-08-07CD797527.00 ppb
2019-08-07CD797531.000 ppb
2019-08-07CD7975471.0 ppb
2019-08-27CD92884144.0 ppb
2019-08-27CD92885282.0 ppb
2019-08-27CD928862.00 ppb
2019-08-27CD92887208.0 ppb
2019-08-27CD9288815.0 ppb
2019-08-27CD928894.00 ppb
2019-08-27CD9289050.0 ppb
2019-08-28CD9375017.0 ppb
2019-08-28CD93751188.0 ppb
2019-09-11CE06376106.0 ppb
2019-09-11CE06377320.0 ppb
2019-09-11CE063782.00 ppb
2019-09-11CE06379184.0 ppb
2019-09-11CE063802.00 ppb
2019-09-11CE063817.00 ppb
2019-09-11CE0638225.0 ppb
2019-09-11CE0638464.0 ppb
2021-07-28141338-1180.0 ppb
2022-05-17CL31858ND
2022-05-17CL31861ND
2022-05-17CL318621.000 ppb
2022-05-17CL318635.00 ppb
2022-05-17CL3186421.0 ppb
2022-05-17CL3186526.0 ppb
2022-05-17CL31866589.0 ppb
2022-05-17CL3186751.0 ppb
2022-05-17CL318687.00 ppb
2022-05-17CL31869ND
2023-01-11CN21667ND
2023-01-25CN29875ND
2023-02-15CN43193ND
2023-02-22CN47437ND
2023-03-15CN59985ND
2023-03-30CN715991.000 ppb
2023-04-12CN81688ND
2023-04-26CN91540ND
2023-05-10CO02099ND
2023-05-24CO12948ND
2023-06-13CO26173ND
2023-06-20CO32206ND
2023-07-20CO55098ND
2023-07-31CO62240ND
2023-08-09CO70022ND
2023-08-29CO85425ND
2023-09-12162967PND
2023-09-12162968PND
2023-09-12162974PND
2023-09-12162975PND
2023-09-12162976PND
2023-09-12162977PND
2023-09-12162978RND
2023-09-12162979PND
2023-09-12162980PND
2023-09-27163520ND
2023-09-27163522ND
2023-09-27163524ND
2023-09-27163526ND
2023-09-27163528ND
2023-09-27163530ND
2023-09-27163532ND
2023-09-27163534ND
2023-09-27163536ND
2023-09-27163538ND
2023-09-27163539ND
2023-10-11164076ND
2023-10-11164078ND
2023-10-11164080ND
2023-10-11164082ND
2023-10-11164084ND
2023-10-11164086ND
2023-10-11164088ND
2023-10-11164090ND
2023-10-11164092ND
2023-10-11164094ND
2023-10-11164095ND
2023-10-25164507ND
2023-10-25164509ND
2023-10-25164511ND
2023-10-25164513ND
2023-10-25164515ND
2023-10-25164517ND
2023-10-25164519ND
2023-10-25164521ND
2023-10-25164523ND
2023-10-25164524ND
2023-11-15165296ND
2023-11-15165298ND
2023-11-15165300ND
2023-11-15165302ND
2023-11-15165304ND
2023-11-15165306ND
2023-11-15165308ND
2023-11-15165310ND
2023-11-15165312ND
2023-11-15165314ND
2023-11-15165315ND
2023-11-29165735ND
2023-11-29165737ND
2023-11-29165739ND
2023-11-29165741ND
2023-11-29165743ND
2023-11-29165745ND
2023-11-29165747ND
2023-11-29165749ND
2023-11-29165751ND
2023-11-29165759ND
2023-12-07166133ND
2023-12-07166135ND
2023-12-07166137ND
2023-12-07166139ND
2023-12-07166141ND
2023-12-07166143ND
2023-12-07166145ND
2023-12-07166147ND
2023-12-07166149ND
2023-12-11166196ND
2023-12-27166776ND
2023-12-27166778ND
2023-12-27166780ND
2023-12-27166782ND
2023-12-27166784ND
2023-12-27166786ND
2023-12-27166788ND
2023-12-27166790ND
2023-12-27166792ND
2023-12-27166793ND