Manganese is a naturally-occurring element that can be found in the air, soil, and water. Manganese is an essential nutrient for humans and animals. Adverse health effects can be caused by inadequate intake or over exposure.
Manganese in Drinking Water: Typical Questions and Answers for Consumers
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This fact sheet is intended to inform you about the nature of manganese in drinking water, typical concentrations, its contribution to overall manganese exposure in humans, especially infants and children, and provide guidance on health protection limits in drinking water. October 2013.
Manganese Monitoring Notice to Public Water Suppliers
As part of a continued effort to provide timely information to protect public health, MassDEP is raising awareness regarding levels of manganese in Massachusetts Public Drinking Water systems.
Manganese Consumer Confidence Reporting Required Health Language (if over 50 ppb)
Guidance for public water systems on reporting detections of manganese greater than 50 ppb. April 2014.
Manganese Monitoring for Public Water Systems
Public Water Systems now have an additional opportunity to contribute to public health protection by determining the levels of manganese in drinking water.
References Relating to Manganese in Drinking Water
Provides a comprehensive list of research that has been published concerning elevated levels of manganese in drinking water. July 2013.
MassDEP Office of Research and Standards Guideline (ORSG) for Manganese
MassDEP Office of Research and Standards Guideline (ORSG) for Manganese. October 2013.
US EPA Drinking Water Health Advisory for Manganese
Provides information and guidance to communities that have been or have the potential to be exposed to elevated levels of manganese in their drinking water, including relevant information on health and aesthetics concerns as well as concentrations of manganese in drinking water. January 2004.