Know Your Environment. Protect Your Health.

Manganese

Foothill Estates Ws

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020ND20ND
2021N/A00N/A
20223.00 ppb32ND - 7.60 ppb
20230.483 ppb62ND - 1.80 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
2018-12-18CA2702198_002_002-201812181601ND
2020-08-27CA2702198_002_002-202008271331ND
2020-11-19CA2702198_002_002-202011191436ND
2022-06-24CA2702198_002_002-202206241104ND
2022-11-30CA2702198_002_002-2022113009447.60 ppb
2022-12-14CA2702198_002_002-2022121414341.40 ppb
2023-03-28CA2702198_002_002-2023032815301.80 ppb
2023-06-23CA2702198_002_002-202306231305ND
2023-08-24CA2702198_002_002-202308241439ND
2023-09-19CA2702198_001_001-202309191413ND
2023-10-06CA2702198_001_001-202310060930ND
2023-11-28CA2702198_002_002-2023112809301.10 ppb