Science & Technology
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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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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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ESAM Collaborative Analytical Methods and Protocols for Chemistry
HSRP has worked with various partners to develop and test analytical methods and protocols for use by laboratories charged with analyzing environmental and/or buildling material samples following contamination incident.
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SAM Chemical Methods
Provides access to summaries of the analytical methods selected by the SAM chemistry technical workgroup.
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CyAN App Used for Early Detection of Harmful Algal Blooms in Communities Across the Nation
EPA developed the Cyanobacteria Assessment Network mobile app as an early warning indicator system for harmful algal blooms in U.S. freshwater systems.
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Integrating Human Health and Well-Being with Ecosystem Services Request for Applications (RFA)
EPA seeks applications for collaborative, community-based research that will foster better understanding of how ecosystems support human health and well-being. with hu
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Environmental Justice Video Challenge for Students
EPA and partners launched the EJ Video Challenge for Students.
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Cross-Agency Laboratory Activities
A page describing the different aspects of Cross Agency Lab Activities, including sample analysis, fieldwork, technical assistance, quality assurance, and training and education.
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Safer Choice Webinar Archive
Presentation that highlights the science behind the Safer Choice program, how EPA works with product and chemical manufacturers, as well as Safer Choice label messaging.
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Prioritizing Contaminants for Monitoring and Management Webinar Archive
EPA researcher presents work to develop methods and tools that integrate chemical monitoring with pathway-based bioactivity measurements, which will help provide screening-level assessments useful to identify and prioritize emerging contaminants.