Laws & Regulations
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Restoration and Watershed Planning Program
The Restoration and Watershed Planning Program is Identifying polluted waters and developing plans to restore them.
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Resilience of Water and Wastewater Utilities Through Disaster Response and Recovery
Helping water utilities across the country effectively respond to emergencies that can impact drinking water and wastewater services.
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Resilience of Water and Wastewater Utilities Through Disaster Preparedness and Mitigation
Building utility resilience before incidents occur through preparedness and mitigation.
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Prevention and Restoration of Hydrologically Altered Waters
Working across all CWA programmatic lines to identify and restore hydrologically altered waters, as well as preventing future alterations.
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Nonpoint Source Program
NPS Program is helping states, territories, and tribes perform a wide variety of activities to prevent nonpoint source pollution from degrading water quality.
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National Water Reuse Action Plan and Program
WRAP isd improving the resiliency, security, and sustainability of the nation's water resources through collaborative partnerships for water reuse.
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National Pollutant Discharge Elimination System Program
Helping permittees and permit writers protect water quality under changing conditions through the methods, tools, and information used to develop and implement NPDES permits and programs.
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National Estuary Program
NEP is a collaborative, efficient, and adaptable ecosystem-based network of organizations that protects and restores 28 estuaries of national significance.
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Long Island Sound Study
LISS is a partnership to restore and protect the Long Island Sound.
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Hydrologic and Water Quality System: A Modeling Tool for Evaluating Effects to Water Quantity and Quality
HAWQS is a web-based interactive water quantity and water quality modeling system that can assist federal agencies, states, local governments, and others with water quality protection decision-making and policy evaluation in the contiguous United States.
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Healthy Watersheds Program
A healthy watershed has mostly natural land cover, especially near its waters; good water quality, quantity, and flow; and habitats with diverse aquatic life. Together, these components support long-term, sustainable benefits to people and the environment.
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Great Lakes Restoration Initiative
The Great Lakes Restoration Initiative is accelerating efforts to protect and restore the largest system of fresh surface water in the world.
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Drought and Water Scarcity Initiatives
Drought and water scarcity initiatives work across the National Water Program and with our federal partners to help combat water scarcity and build long-term drought resilience in partnership with states, tribes, and local communities.
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Climate Ready Estuaries Program
CRE worls with the National Estuary Programs and the coastal management community to assess climate change vulnerabilities, develop and implement adaptation strategies, and engage and educate stakeholders.
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Clean Water State Revolving Fund Program
The Clean Water SRF funds a variety of projects and activities that help states and communities address the most pressing water quality needs and build system resilience.
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Reducing Hydrofluorocarbon (HFC) Use and Emissions in the Federal Sector through SNAP
Certain HFCs have high global-warming potential, raising concern about their impacts as they become increasingly used as replacements for ozone-depleting substances (ODS) being phased out under the Clean Air Act (CAA).
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Method 23 - Dioxins and Furans
CFR Promulgated Test Method 23 Determination of Polychlorinated Dibenzo-p-Dioxins and Polychlorinated Dibenzofurans From Stationary Sources.
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Safe Drinking Water Act Through Time Presentation
An overview of the Safe Drinking Water Act (SDWS) Through Time Presentation
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Public Notification of Drinking Water Violations in Wyoming and Tribal Lands in EPA Region 8
This website is designed for the use of owners, operators. and administrative staff who work at public water supply systems in Wyoming and on Tribal lands within the jurisdiction of Region 8
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Final Action to Withdraw the Finding of Substantial Inadequacy for the Texas State Implementation Plan and to Withdraw the SSM SIP Call for Texas
Frequently Asked Questions and
Final Withdrawal of Finding of Substantial Inadequacy of
Implementation Plan and of Call for Texas State Implementation Plan (SIP) Revision: Affirmative Defense Provisions for Malfunctions