Learn the Issues
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EPA Releases Supplement, Extends Public Comment Period, and Announces New Dates for SACC Meeting on Draft TSCA Risk Evaluation for 1,3-Butadiene
EPA released a supplement to the TSCA draft risk evaluation for 1,3-butadiene for public comment and peer review that refines cancer risk estimates from exposure to 1,3-butadiene in air from releasing facilities. EPA also announced new meeting dates.
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Drift and Runoff Reduction Measures and Associated Points
Endangered Species Protection Bulletins set forth geographically specific pesticide use limitations for the protection of threatened and endangered (listed) species and their designated critical habitat.
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TSCA Section 21 Citizens' Petition to Control Formaldehyde Emissions
Citizens petition on TSCA Section 21
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e-Manifest User Fees and Payment Information
This page houses the e-Manifest user fees for each type of manifest.
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Large-Capacity Septic Systems
This page will explain how large-capacity septic systems are defined, how and why large-capacity septic systems are regulated, and find where to find additional information.
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Class V Wells for Injection of Non-Hazardous Fluids into or Above Underground Sources of Drinking Water
This page describes what Underground Injection Control (UIC) Class V wells are and how they are used.
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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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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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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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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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Long Island Sound Study
LISS is a partnership to restore and protect the Long Island Sound.
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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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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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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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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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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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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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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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Urban Waters Federal Partnership Program
Through our partnership, the UWFP will revitalize urban waters and the communities that surround them, transforming overlooked assets into treasured centerpieces and drivers of urban revival.