How Marquette County Compares
Marquette County mean Iron: 2662.18 µg/L vs. Michigan median: 1078.12 µg/L. This county is above the state median.
Marquette County, Michigan
67 samples analyzed. Mean: 2662.18 µg/L. EPA MCL: 300 µg/L.
| Mean | 2662.18 µg/L |
| Median | 135.0 µg/L |
| Max | 59000 µg/L |
| EPA limit | 300 µg/L |
| Detection rate | 96.0% |
| Samples | 67 |
Of the 67 iron tests on record for Marquette County (1975–2015), 4% found none, and half were below 120 µg/L.
Marquette County mean Iron: 2662.18 µg/L vs. Michigan median: 1078.12 µg/L. This county is above the state median.
To determine your personal exposure, get your well water tested. For treatment options: