Know Your Environment. Protect Your Health.

Manganese

Southwest Ouachita Waterworks Inc.

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.

 

34

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
20200.109 ppb184ND - 0.620 ppb
2021N/A00N/A
202220.0 ppb51ND - 100.0 ppb
2023ND110ND

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
2020-01-08116560PND
2020-01-08116559P0.620 ppb
2020-01-08116558PND
2020-01-08116557P0.440 ppb
2020-01-08116556P0.440 ppb
2020-01-08116555P0.460 ppb
2020-06-01B2002676-001ND
2020-06-01B2002676-002ND
2020-06-01B2002676-003ND
2020-07-08119676PND
2020-07-08119675PND
2020-07-08119674PND
2020-07-08119673PND
2020-07-08119672PND
2020-07-08119671PND
2020-10-06B2005289-002ND
2020-10-06B2005289-001ND
2020-10-06B2005289-003ND
2022-03-31B2201634-001ND
2022-03-31B2201634-002ND
2022-03-31B2201634-003ND
2022-03-31B2201634-004ND
2022-03-31B2201634-005100.0 ppb
2023-09-12B2303792-002ND
2023-09-12B2303792-001ND
2023-09-12B2303793-003ND
2023-09-12B2303792-003ND
2023-09-12B2303793-001ND
2023-09-12B2303793-002ND
2023-09-12B2303793-008ND
2023-09-12B2303793-007ND
2023-09-12B2303793-006ND
2023-09-12B2303793-005ND
2023-09-12B2303793-004ND