Minerals
Sulfate
What it is
A naturally occurring mineral salt in rock and soil, also from some industrial wastes.
Your body
EPA regulates sulfate as a secondary standard. At high levels it can have a laxative effect on people not used to it.
Your home
High sulfate can give water a bitter taste and contribute to scale.
Federal standard: Secondary standard 250 ppm (EPA, non-enforceable)
Treatment options that can reduce it
Maryland water systems that reported sulfate
- City of FrederickFrederick · 2025 data
- Howard County Department of Public WorksHoward · 2025 data
The information on this site is for general education only and is not medical advice. Talk with a qualified health professional about health concerns. Water treatment equipment performance depends on the system, its certification, and proper maintenance.
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