Data and Tools
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Ecoregions
Information and downloadable maps and datasets for ecoregions, which are areas of general similarity in the type, quality, and quantity of environmental resources.
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Cost Reports and Guidance for Air Pollution Regulations
Web page for EPA's Control Cost Manual and Cost Reports
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6PPD and 6PPD-quinone Webinar Archive
This EPA Tools & Resources Webinar, featuring presenters from ITRC, provides an overview of the science surrounding 6PPD and 6PPD-quinone.
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Addressing Emerging Contaminants in Wastewater Treatment Systems Webinar Archive
This EPA Tools & Resources webinar provides overview of work to develop a framework of wastewater treatment processes, focusing on removal rates of certain emerging contaminants, as well as associated life cycle costs and environmental impacts.
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Environmental Data Maps for Michigan
Environmental data maps for Michigan
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Environmental Data Maps for Minnesota
Environmental data maps for Minnesota
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Environmental Data Maps for Illinois
Environmental data maps for Illinois
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Notices of Intent to Sue the U.S. Environmental Protection Agency Documents 2018
Notices of Intent to Sue the U.S. Environmental Protection Agency (EPA)
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Collaborating with our State Partners on Disaster Resiliency Planning Webinar Archive
This webinar, presented on November 19, 2025, showcased collaborative projects from our Memorandum of Agreement with the Environmental Council of the States (ECOS) and the Association of Territorial Health Officials (ASTHO).
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PFAS Destruction by a Hazardous Waste Incinerator Webinar Archive
This EPA Tools & Resources webinar, presented on October 15, 2025, focuses on the evaluation of per- and polyfluoroalkyl substances (PFAS) destruction using a hazardous waste incinerator.
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Risk Communication at EPA: An Introduction to Practice Training Webinar Archive
This EPA Tools & Resources training webinar, recorded on October 3, 2025, focused on Risk Communication at EPA.
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Virtual Beach 3.0.7 User Guide
Virtual Beach version 3 (VB3) is a decision support tool that constructs site-specific statistical models to predict fecal indicator bacteria (FIB) concentrations at recreational beaches.
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Data Summary of The First Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the First Unregulated Contaminant Monitoring Rule (UCMR 1).
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Data Summary of The Second Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the Second Unregulated Contaminant Monitoring Rule (UCMR 2).
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Data Summary of The Fourth Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the Fourth Unregulated Contaminant Monitoring Rule (UCMR 4).
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Data Summary of The Third Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the Third Unregulated Contaminant Monitoring Rule (UCMR 3).
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Electronic Preventive Maintenance Logs
Individual files of the Electronic Preventive Maintenance Logs.
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Storm Water Management Model (SWMM)
EPA's Storm Water Management Model (SWMM) is used throughout the world for planning, analysis and design related to stormwater runoff, combined and sanitary sewers, and other drainage systems in urban areas.
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Procurement Best Practices: Publicly Owned Facilities
Best procurement practices developed from zero waste case studies - publicly owned facilities