Environmental
A Minnesota property owner near the Iron Range receives notice that their groundwater contains elevated manganese levels. This is most likely due to:
AIndustrial waste from a nearby factory
BNatural geological conditions from iron ore deposits✓ Correct
CPesticide runoff from agricultural fields
DOld lead pipes in the home
Explanation
Elevated manganese in groundwater is a natural geological condition common in Minnesota's Iron Range due to the iron ore geology. This is distinct from industrial contamination and is a naturally occurring condition. The Minnesota Department of Health provides guidance on manganese in drinking water and treatment options for affected wells.
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