Manganese
Lido-point Lookout Water District
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.
354
Samples
0
Samples exceeding legal limit (MCL)
83
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 71.4 ppb | 39 | 27 | ND - 140.0 ppb |
| 2019 | 81.7 ppb | 32 | 20 | ND - 640.0 ppb |
| 2020 | 67.4 ppb | 57 | 31 | ND - 820.0 ppb |
| 2021 | 63.7 ppb | 85 | 52 | ND - 180.0 ppb |
| 2022 | 59.2 ppb | 96 | 59 | ND - 150.0 ppb |
| 2023 | 66.0 ppb | 45 | 28 | ND - 250.0 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 |
|---|---|---|
| 2018-01-10 | 7040032003-SEC | 140.0 ppb |
| 2018-01-10 | 7040032001-SEC | ND |
| 2018-01-10 | 7040032002-SEC | 90.0 ppb |
| 2018-02-06 | 7042133003-SEC | ND |
| 2018-02-06 | 7042133002-SEC | 120.0 ppb |
| 2018-02-06 | 7042133001-SEC | 89.0 ppb |
| 2018-03-07 | 7044701003-SEC | ND |
| 2018-03-07 | 7044701002-SEC | 110.0 ppb |
| 2018-03-07 | 7044701001-SEC | 86.0 ppb |
| 2018-04-10 | 7047837003-SEC | ND |
| 2018-04-10 | 7047837002-SEC | 130.0 ppb |
| 2018-04-10 | 7047837001-SEC | 88.0 ppb |
| 2018-04-26 | 7049693005 | 140.0 ppb |
| 2018-04-26 | 7049693004 | 93.0 ppb |
| 2018-04-26 | 7049693006 | ND |
| 2018-05-08 | 7050980002-SEC | 140.0 ppb |
| 2018-05-08 | 7050980001-SEC | 92.0 ppb |
| 2018-05-08 | 7050980003-SEC | ND |
| 2018-06-14 | 7054970001-SEC | 94.0 ppb |
| 2018-06-14 | 7054970002-SEC | 110.0 ppb |
| 2018-06-14 | 7054970003-SEC | ND |
| 2018-07-10 | 7057677002-SEC | 110.0 ppb |
| 2018-07-10 | 7057677001-SEC | 90.0 ppb |
| 2018-07-10 | 7057677003-SEC1 | ND |
| 2018-08-08 | 7060832003-SEC | ND |
| 2018-08-08 | 7060832001-SEC | 87.0 ppb |
| 2018-08-08 | 7060832002-SEC | 140.0 ppb |
| 2018-09-13 | 7064721002-SEC | 87.0 ppb |
| 2018-09-13 | 7064721003-SEC | 130.0 ppb |
| 2018-09-13 | 7064721001-SEC | ND |
| 2018-10-09 | 7067334002-SEC | 120.0 ppb |
| 2018-10-09 | 7067334001-SEC | 87.0 ppb |
| 2018-10-09 | 7067334003-SEC | ND |
| 2018-11-01 | 7069717003-SEC | 120.0 ppb |
| 2018-11-01 | 7069717001-SEC | ND |
| 2018-11-01 | 7069717002-SEC | 87.0 ppb |
| 2018-12-03 | 7072628005-SEC | 110.0 ppb |
| 2018-12-03 | 7072628004-SEC | 82.0 ppb |
| 2018-12-03 | 7072628006-SEC | 12.0 ppb |
| 2019-01-03 | 7075453003-SEC | ND |
| 2019-01-03 | 7075453002-SEC | 130.0 ppb |
| 2019-01-03 | 7075453001-SEC | 88.0 ppb |
| 2019-01-17 | 70769300004 | ND |
| 2019-02-05 | 7078359003-SEC | ND |
| 2019-02-05 | 7078359001-SEC | 640.0 ppb |
| 2019-02-05 | 7078359002-SEC | 110.0 ppb |
| 2019-03-14 | 7082345001-SEC | ND |
| 2019-03-14 | 7082345002-SEC | 80.0 ppb |
| 2019-03-14 | 7082345003-SEC | 110.0 ppb |
| 2019-04-04 | 7084642001-SEC | 83.0 ppb |
| 2019-04-04 | 7084642002-SEC | 120.0 ppb |
| 2019-04-04 | 7084642003-SEC | ND |
| 2019-05-02 | 7087916002-SEC | 130.0 ppb |
| 2019-05-02 | 7087916001-SEC | 89.0 ppb |
| 2019-05-02 | 7087916003-SEC | ND |
| 2019-06-06 | 7092442001-SEC | 86.0 ppb |
| 2019-06-06 | 7092442003-SEC | ND |
| 2019-06-06 | 7092442002-SEC | 140.0 ppb |
| 2019-07-06 | 7096826002-SEC | 110.0 ppb |
| 2019-07-09 | 7096826001-SEC | 85.0 ppb |
| 2019-07-09 | 7096826003-SEC | ND |
| 2019-08-13 | 70101005001-SEC | 88.0 ppb |
| 2019-08-13 | 70101005002-SEC | 110.0 ppb |
| 2019-08-13 | 70101005003 | ND |
| 2019-09-10 | 70104356002-SEC | 95.0 ppb |
| 2019-09-10 | 70104356001-SEC | ND |
| 2019-09-10 | 70104356003-SEC | 120.0 ppb |
| 2019-10-09 | 70107898002-SEC | 110.0 ppb |
| 2019-10-09 | 70107898001-SEC | 89.0 ppb |
| 2019-10-09 | 70107898003-SEC | ND |
| 2019-11-26 | 70113301004 | ND |
| 2020-01-14 | 70118229001-SEC | ND |
| 2020-01-14 | 70118229002-SEC | 92.0 ppb |
| 2020-01-14 | 70118229003-SEC | 140.0 ppb |
| 2020-02-05 | 70120620001-SEC | ND |
| 2020-02-05 | 70120620003-SEC | 120.0 ppb |
| 2020-02-05 | 70120620002-SEC | 9.10 ppb |
| 2020-03-04 | 70123875003-SEC | ND |
| 2020-03-04 | 70123875001-SEC | 83.0 ppb |
| 2020-03-04 | 70123875002-SEC | 110.0 ppb |
| 2020-04-02 | 70126829001-SEC | 94.0 ppb |
| 2020-04-02 | 70126829002-SEC | 140.0 ppb |
| 2020-04-02 | 70126829003-SEC | 820.0 ppb |
| 2020-05-05 | 70130002001-SEC | 84.0 ppb |
| 2020-05-05 | 70130002003-SEC | ND |
| 2020-05-05 | 70130002002-SEC | 120.0 ppb |
| 2020-06-04 | 70133344003-SEC | ND |
| 2020-06-04 | 70133344001-SEC | 96.0 ppb |
| 2020-06-04 | 70133344002-SEC | 130.0 ppb |
| 2020-06-29 | 70136292001 | 96.0 ppb |
| 2020-06-29 | 70136292002-SEC | 130.0 ppb |
| 2020-06-29 | 70136292003-SEC | ND |
| 2020-07-15 | 70138292003-SEC | ND |
| 2020-07-15 | 70138292001-SEC | 93.0 ppb |
| 2020-07-15 | 70138292002 | 120.0 ppb |
| 2020-07-22 | 70139123002-SEC | ND |
| 2020-07-22 | 70139123001-SEC | ND |
| 2020-08-05 | 70140652001 | ND |
| 2020-08-05 | 70140652002 | 86.0 ppb |
| 2020-08-05 | 70140652003 | 120.0 ppb |
| 2020-08-14 | 70141995002-SEC | ND |
| 2020-08-14 | 70141995001-SEC | 90.0 ppb |
| 2020-09-30 | 70147753003 SEC | 25.0 ppb |
| 2020-09-30 | 70147753002 | 90.0 ppb |
| 2020-10-08 | 70148839002-SEC | 140.0 ppb |
| 2020-10-08 | 70148839001-SEC | 89.0 ppb |
| 2020-10-08 | 70148839003-SEC | ND |
| 2020-10-08 | 70148839004-SEC | 70.0 ppb |
| 2020-10-08 | 70148839005-SEC | ND |
| 2020-10-23 | 70150845002 | ND |
| 2020-10-23 | 70150845004 | ND |
| 2020-10-23 | 70150845005 | ND |
| 2020-10-23 | 70150845006 | ND |
| 2020-10-23 | 70150845007 | ND |
| 2020-10-23 | 70150845008 | ND |
| 2020-10-23 | 70150845009 | ND |
| 2020-10-23 | 70150845010 | ND |
| 2020-10-23 | 70150845011 | ND |
| 2020-11-12 | 70153204002-SEC | 150.0 ppb |
| 2020-11-12 | 70153204001-SEC | 93.0 ppb |
| 2020-11-12 | 70153204003-SEC | ND |
| 2020-11-19 | 70154127001-SEC | 72.0 ppb |
| 2020-11-19 | 70154127002-SEC | ND |
| 2020-12-03 | 70155408003-SEC | ND |
| 2020-12-03 | 70155408001-SEC | 99.0 ppb |
| 2020-12-03 | 70155408002-SEC | 150.0 ppb |
| 2020-12-15 | 70156696002-SEC | ND |
| 2020-12-15 | 70156696001-SEC | 90.0 ppb |
| 2021-01-06 | 70158510002-SEC | 150.0 ppb |
| 2021-01-06 | 70158510003-SEC | ND |
| 2021-01-06 | 70158510001-SEC | 93.0 ppb |
| 2021-03-04 | 70164711003-SEC | ND |
| 2021-03-04 | 70164711001-SEC | 92.0 ppb |
| 2021-03-04 | 70164711002-SEC | 140.0 ppb |
| 2021-04-08 | 70168399002-SEC | 120.0 ppb |
| 2021-04-08 | 70168399003-SEC | ND |
| 2021-04-08 | 70168399001-SEC | 96.0 ppb |
| 2021-05-05 | 70171749002-SEC | 96.0 ppb |
| 2021-05-05 | 70171749003-SEC | 130.0 ppb |
| 2021-05-05 | 70171749001-SEC | ND |
| 2021-05-25 | 70174340007-SEC | 42.0 ppb |
| 2021-06-03 | 70175492001-SEC | 88.0 ppb |
| 2021-06-03 | 70175492003-SEC | ND |
| 2021-06-03 | 70175492002-SEC | 140.0 ppb |
| 2021-06-03 | 70175544005-SEC | 63.0 ppb |
| 2021-06-29 | 70178749002 | ND |
| 2021-06-29 | 70178749001 | 78.0 ppb |
| 2021-07-15 | 70181428001-SEC | 80.0 ppb |
| 2021-07-15 | 70180616003-SEC | ND |
| 2021-07-15 | 70181428002-SEC | ND |
| 2021-07-15 | 70180616001-SEC | 100.0 ppb |
| 2021-07-15 | 70180616002-SEC | 140.0 ppb |
| 2021-08-05 | 70183115001-SEC | ND |
| 2021-08-05 | 70183115002-SEC | 80.0 ppb |
| 2021-08-05 | 70183117002-SEC | 87.0 ppb |
| 2021-08-05 | 70183117003-SEC | 140.0 ppb |
| 2021-08-05 | 70183117001-SEC | ND |
| 2021-08-12 | 70183927004 | 81.3 ppb |
| 2021-08-12 | 70183927005 | ND |
| 2021-08-12 | 70183927001 | 88.0 ppb |
| 2021-08-12 | 70183927002 | 133.0 ppb |
| 2021-08-12 | 70183927003 | ND |
| 2021-09-03 | 70186404002 | 120.0 ppb |
| 2021-09-03 | 70186404005 | 86.0 ppb |
| 2021-09-03 | 70186404001 | 94.0 ppb |
| 2021-09-03 | 70186404003 | ND |
| 2021-09-03 | 70186404004 | ND |
| 2021-09-15 | 70187622001 | 87.0 ppb |
| 2021-09-15 | 70187622003 | ND |
| 2021-09-15 | 70187622002 | 120.0 ppb |
| 2021-09-16 | 70187829001 | 84.9 ppb |
| 2021-09-16 | 70187829002 | ND |
| 2021-09-23 | 70188655003 | ND |
| 2021-09-23 | 70188655001 | 91.0 ppb |
| 2021-09-23 | 701886550002 | 130.0 ppb |
| 2021-09-23 | 70188655004 | 89.0 ppb |
| 2021-09-23 | 70188655005 | ND |
| 2021-09-30 | 70189464001 | ND |
| 2021-09-30 | 70189464002 | ND |
| 2021-10-07 | 70190196002-SEC | 180.0 ppb |
| 2021-10-07 | 70190196003-SEC | ND |
| 2021-10-07 | 70190196005-SEC | ND |
| 2021-10-07 | 70190196004-SEC | 120.0 ppb |
| 2021-10-07 | 70190196001-SEC | 120.0 ppb |
| 2021-10-27 | 70192508001 | 100.0 ppb |
| 2021-10-27 | 70192508004 | 100.0 ppb |
| 2021-10-27 | 70192508005 | ND |
| 2021-10-27 | 70192508003 | ND |
| 2021-10-27 | 70192508002 | 140.0 ppb |
| 2021-11-04 | 70193563004-SEC | 120.0 ppb |
| 2021-11-04 | 70193563001-SEC | 81.0 ppb |
| 2021-11-04 | 70193563003-SEC | 86.0 ppb |
| 2021-11-04 | 70193563002-SEC | ND |
| 2021-11-18 | 70195232001 | 88.0 ppb |
| 2021-11-18 | 70195232005 | ND |
| 2021-11-18 | 70195232003 | ND |
| 2021-11-18 | 70195232004 | 83.8 ppb |
| 2021-11-18 | 70195232002 | 121.0 ppb |
| 2021-11-29 | 70195948003 | ND |
| 2021-11-29 | 70195948004 | 88.0 ppb |
| 2021-11-29 | 70195948001 | 93.0 ppb |
| 2021-11-29 | 70195948002 | 120.0 ppb |
| 2021-11-29 | 70195948005 | ND |
| 2021-12-09 | 70197360001 | 82.4 ppb |
| 2021-12-09 | 70197360002 | 93.4 ppb |
| 2021-12-09 | 70197360003 | ND |
| 2021-12-09 | 70197360004 | 87.8 ppb |
| 2021-12-09 | 70197360005 | ND |
| 2021-12-21 | 70198700001 | 110.0 ppb |
| 2021-12-21 | 70198700002 | 140.0 ppb |
| 2021-12-21 | 70198700003 | ND |
| 2021-12-21 | 70198700004 | 97.0 ppb |
| 2021-12-21 | 70198700005 | ND |
| 2022-01-06 | 70200066005-SEC | ND |
| 2022-01-06 | 70200066002-SEC | ND |
| 2022-01-06 | 70200066001-SEC | 94.0 ppb |
| 2022-01-06 | 70200066004-SEC | 130.0 ppb |
| 2022-01-06 | 70200066003-SEC | 97.0 ppb |
| 2022-01-19 | 70201321001 | 97.3 ppb |
| 2022-01-19 | 70201321002 | 107.0 ppb |
| 2022-01-19 | 70201321003 | ND |
| 2022-01-19 | 70201321004 | 77.3 ppb |
| 2022-01-19 | 70201321005 | ND |
| 2022-01-25 | 70201893001 | 98.0 ppb |
| 2022-01-25 | 70201893002 | 130.0 ppb |
| 2022-01-25 | 70201893003 | ND |
| 2022-01-25 | 70201893004 | 94.0 ppb |
| 2022-01-25 | 70201893005 | ND |
| 2022-02-01 | 70202576001-SEC | 95.0 ppb |
| 2022-02-01 | 70202576002-SEC | 130.0 ppb |
| 2022-02-01 | 70202576003-SEC | ND |
| 2022-02-01 | 70202576004-SEC | 93.0 ppb |
| 2022-02-01 | 70202576005-SEC | ND |
| 2022-02-24 | 70205408001 | 92.0 ppb |
| 2022-02-24 | 70205408002 | 120.0 ppb |
| 2022-02-24 | 70205408003 | ND |
| 2022-02-24 | 70205408004 | 85.0 ppb |
| 2022-02-24 | 70205408005 | ND |
| 2022-03-01 | 70205833001 | 82.9 ppb |
| 2022-03-01 | 70205833002 | 105.0 ppb |
| 2022-03-01 | 70205833003 | ND |
| 2022-03-01 | 70205833004 | 78.6 ppb |
| 2022-03-01 | 70205833005 | ND |
| 2022-04-05 | 70209625001 | 82.0 ppb |
| 2022-04-05 | 70209625003 | ND |
| 2022-04-05 | 70209625004 | 76.0 ppb |
| 2022-04-05 | 70209625002 | 100.0 ppb |
| 2022-04-05 | 70209625005 | ND |
| 2022-05-11 | 70214332001-SEC | 80.0 ppb |
| 2022-05-11 | 70214332002-SEC | ND |
| 2022-06-06 | 70217148001 | 91.0 ppb |
| 2022-06-06 | 70217148002 | ND |
| 2022-07-07 | 70221282003-SEC | ND |
| 2022-07-21 | 70223042001-SEC | 85.0 ppb |
| 2022-07-21 | 70223042002-SEC | ND |
| 2022-07-26 | 70223472001 | 86.0 ppb |
| 2022-07-26 | 70223472002 | 150.0 ppb |
| 2022-07-26 | 70223472003 | ND |
| 2022-08-04 | 70224569004-SEC | 85.0 ppb |
| 2022-08-04 | 70224569001-SEC | ND |
| 2022-08-04 | 70224569005-SEC | ND |
| 2022-08-04 | 70224569003-SEC | 140.0 ppb |
| 2022-08-04 | 70224569002-SEC | 84.0 ppb |
| 2022-08-16 | 70226007001 | 92.0 ppb |
| 2022-08-16 | 70226007003 | ND |
| 2022-08-16 | 70226007004 | 92.0 ppb |
| 2022-08-16 | 70226007002 | 150.0 ppb |
| 2022-08-16 | 70226007005 | ND |
| 2022-08-24 | 70227195005 | ND |
| 2022-08-24 | 70227195002 | 142.0 ppb |
| 2022-08-24 | 70227195003 | ND |
| 2022-08-24 | 70227195004 | 91.4 ppb |
| 2022-08-24 | 70227195001 | 90.8 ppb |
| 2022-09-08 | 70228542004 | ND |
| 2022-09-08 | 70228542001 | 87.0 ppb |
| 2022-09-08 | 70228542002 | ND |
| 2022-09-08 | 70228542003 | 86.0 ppb |
| 2022-09-15 | 70229575001 | 80.0 ppb |
| 2022-09-15 | 70229575002 | 140.0 ppb |
| 2022-09-15 | 70229575003 | ND |
| 2022-09-29 | 70231405005 | ND |
| 2022-09-29 | 70231405001 | 80.1 ppb |
| 2022-09-29 | 70231405003 | ND |
| 2022-09-29 | 70231405004 | 82.8 ppb |
| 2022-09-29 | 70231405002 | 134.0 ppb |
| 2022-10-06 | 70232553003-SEC | ND |
| 2022-10-06 | 70232553002-SEC | 130.0 ppb |
| 2022-10-06 | 70232553004-SEC | 85.0 ppb |
| 2022-10-06 | 70232553001-SEC | 86.0 ppb |
| 2022-10-06 | 70232553005-SEC | ND |
| 2022-10-20 | 70234000004 | 83.5 ppb |
| 2022-10-20 | 70234000005 | ND |
| 2022-10-20 | 70234000001 | 84.1 ppb |
| 2022-10-20 | 70234000002 | 134.0 ppb |
| 2022-10-20 | 70234000003 | ND |
| 2022-11-03 | 70235574002-SEC | ND |
| 2022-11-03 | 70235574001-SEC | 80.0 ppb |
| 2022-11-30 | 70238471001 | 90.7 ppb |
| 2022-11-30 | 70238471002 | ND |
| 2022-12-01 | 70238772001 | 88.1 ppb |
| 2022-12-01 | 70238472002 | 27.9 ppb |
| 2022-12-08 | 70239196003 | 21.2 ppb |
| 2022-12-08 | 70239196002 | 138.0 ppb |
| 2022-12-08 | 70239196001 | 89.7 ppb |
| 2022-12-16 | 70240253001 | 90.3 ppb |
| 2022-12-16 | 70240253002 | 130.0 ppb |
| 2022-12-16 | 70240253003 | 21.5 ppb |
| 2022-12-16 | 70240253004 | 89.7 ppb |
| 2022-12-16 | 70240253005 | ND |
| 2023-01-05 | 70242216002-SEC | 130.0 ppb |
| 2023-01-05 | 70242216004-SEC | 90.0 ppb |
| 2023-01-05 | 70242216001-SEC | 97.0 ppb |
| 2023-01-05 | 70242216005-SEC | ND |
| 2023-01-05 | 70242216003-SEC | ND |
| 2023-02-01 | 70244949003 | ND |
| 2023-02-01 | 70244949001 | 96.8 ppb |
| 2023-02-01 | 70244949002 | 126.0 ppb |
| 2023-02-02 | 70245050001 | 94.2 ppb |
| 2023-02-02 | 70245050002 | ND |
| 2023-02-22 | 70247350002 | ND |
| 2023-02-22 | 70247350001 | 87.7 ppb |
| 2023-02-23 | 70247351001 | 88.6 ppb |
| 2023-02-23 | 70247351002 | 120.0 ppb |
| 2023-02-23 | 70247351003 | ND |
| 2023-03-02 | 70248269001 | 86.4 ppb |
| 2023-03-02 | 70248269002 | 120.0 ppb |
| 2023-03-02 | 70248269003 | ND |
| 2023-03-02 | 70248269004 | 87.1 ppb |
| 2023-03-02 | 70248269005 | ND |
| 2023-04-05 | 70251709005-SEC | ND |
| 2023-04-05 | 70251709003-SEC | ND |
| 2023-04-05 | 70251709001-SEC | 86.0 ppb |
| 2023-04-05 | 70251709004-SEC | 84.0 ppb |
| 2023-04-05 | 70251709002-SEC | 110.0 ppb |
| 2023-05-03 | 70255053002-SEC | 100.0 ppb |
| 2023-05-03 | 70255053001-SEC | 78.0 ppb |
| 2023-05-03 | 70255053005-SEC | ND |
| 2023-05-03 | 70255053003-SEC | ND |
| 2023-05-03 | 70255053004-SEC | 78.0 ppb |
| 2023-05-11 | 70256281003 | ND |
| 2023-05-11 | 70256281004 | 82.5 ppb |
| 2023-05-11 | 70256281005 | ND |
| 2023-05-11 | 70256281001 | 79.9 ppb |
| 2023-05-11 | 70256281002 | 131.0 ppb |
| 2023-06-01 | 70258378001 | 91.8 ppb |
| 2023-06-01 | 70258378002 | 149.0 ppb |
| 2023-06-01 | 70258378003 | ND |
| 2023-07-05 | 70261986003-SEC | 140.0 ppb |
| 2023-07-05 | 70261986001-SEC | ND |
| 2023-07-05 | 70261986002-SEC | 88.0 ppb |
| 2023-08-02 | 70265505001-SEC | ND |
| 2023-08-02 | 70265505003-SEC | 110.0 ppb |
| 2023-08-02 | 70265505002-SEC | 88.0 ppb |
| 2023-10-26 | 70275553001-SEC | 250.0 ppb |