National Drinking Water Standards
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National Primary Drinking Water Regulations (NPDWRs or primary standards) are legally enforceable standards that apply to public water systems. Primary standards protect public health by limiting the levels of contaminants in drinking water.
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Mississippi Safe Drinking Water Act of 1997
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Mississippi Primary Drinking Water Regulation
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[85KB]
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Approved Backflow Prevention Assemblies
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[34KB]
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Only approved devices should be used on public water systems
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Regulations Governing Certification of Water System Operators
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[52KB]
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Regulation Governing the Certification of Municipal and Domestic Water System Operators
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Law Governing Water System Operators
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Minimum Design Criteria
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[291KB]
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Water Fluoridation Guidelines
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[200KB]
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Private Well Disinfection
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