How Delta County Compares
Delta County mean Manganese: 42.97 µg/L vs. Michigan median: 44.15 µg/L. This county is at or below the state median.
Delta County, Michigan
98 samples analyzed. Mean: 42.97 µg/L. EPA MCL: 50 µg/L.
| Mean | 42.97 µg/L |
| Median | 20.0 µg/L |
| Max | 650 µg/L |
| EPA limit | 50 µg/L |
| Detection rate | 97.0% |
| Samples | 98 |
Of the 98 manganese tests on record for Delta County (1915–2015), 3% found none, and half were below 20 µg/L.
Delta County mean Manganese: 42.97 µg/L vs. Michigan median: 44.15 µg/L. This county is at or below the state median.
To determine your personal exposure, get your well water tested. For treatment options: