Manganese
City of Chandler
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.
9
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | 19.0 ppb | 1 | 1 | 19.0 ppb |
| 2020 | 11.2 ppb | 3 | 3 | 1.50 ppb - 18.0 ppb |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 17.0 ppb | 1 | 1 | 17.0 ppb |
| 2023 | 11.5 ppb | 4 | 4 | 7.90 ppb - 14.0 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 |
|---|---|---|
| 2019-09-11 | Q1963871006 | 19.0 ppb |
| 2020-03-24 | Q2012436015 | 14.0 ppb |
| 2020-03-24 | Q2012436016 | 18.0 ppb |
| 2020-06-23 | Q2025085012 | 1.50 ppb |
| 2022-03-31 | Q2210090004 | 17.0 ppb |
| 2023-01-12 | Q2301951013 | 12.0 ppb |
| 2023-01-12 | Q2301951014 | 12.0 ppb |
| 2023-01-12 | Q2301951015 | 7.90 ppb |
| 2023-10-02 | Q2342088009 | 14.0 ppb |