Science & Technology
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3DFEMWATER/3DLEWASTE Release Notes
Notes on 3-D Finite Element Model of Water Flow Through Saturated-Unsaturated Media & 3-D Lagrangian-Eulerian Finite Element Model of Waste Transport Through Saturated-Unsaturated Media
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EPA Research in Montana
EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Montana.
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EPA/NREL Fact Sheet: Other Technology
Listing of EPA and NREL studies on feasibility of different power generations.
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RE-Powering Program Overview
Factsheet providing an overview of RE-Powering America’s Land Initiative.
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EPA Decides on Cleanup Plans for Seven Abandoned Uranium Mine Sites in Navajo Nation
EPA News Release: EPA Decides on Cleanup Plans for Seven Abandoned Uranium Mine Sites in Navajo Nation
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Archived: Alternative Measurement Protocols for Biogas and Renewable Natural Gas
This page has past year approved alternative measurement protocols under the biogas regulatory reform provisions.
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Visual Plumes Release Notes
Release notes for the Visual Plumes software model system, a Windows-based software application for simulating surface water jets and plumes.
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Potable Water Supply Sampling
Field Branches Quality System and Technical Procedures
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EXPRESS (EXAMS - PRZM Exposure Simulation Shell) Release Notes
Release notes for the EXPRESS software model. (EXAMS - PRZM Exposure Simulation Shell) which facilitates rapid & consistent assessment of aquatic pesticide exposure on a variety of crops.
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EPA Region 4 marks 15th anniversary of Deepwater Horizon oil spill
Regional Administrator McOmber and staff visit coastal restoration initiatives on the Gulf Coast
EPA News Release: EPA Region 4 marks 15th anniversary of Deepwater Horizon oil spill
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Meet EPA Ecohydrologist J. Renée Brooks, Ph.D.
EPA researcher J. Renée Brooks works on understanding how stable isotope ratios of biologically important elements—Hydrogen (H), Carbon (C), Nitrogen (N), and Oxygen (O)—can help understand ecohydrological processes that influence the condition of the nati
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Coastal Generalized Ecosystem Model (CGEM)
CGEM is an open-source model designed for researchers and managers that need a flexible water quality model with multiple formulation options that can be adapted to a range of coastal and freshwater ecosystems.
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Meet EPA Oceanographer Darryl J. Keith Ph.D.
EPA researcher Darryl Keith uses satellite remote sensing to map seagrass extent and abundance in New England estuaries. Darryl also provides technical assistance to the Rhode Island Department of Environmental Management and Rhode Island Department of Hea
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EPA Research Partner Support Story: Chesapeake Bay Solutions-Driven Research Project
In 2022, EPA researchers initiated the Chesapeake Bay Solutions-Driven Research Project to explore the potential for natural infrastructure projects to reduce damage from flooding in Crisfield, Maryland.
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EPA Research in Missouri
EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Missouri.
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Decision Tool for Downstream Water Quality Protection
This tool is designed to help states, tribes, and territories identify resources and methodologies when developing criteria that provide for attainment and maintenance of downstream water quality.
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EPA Research Partner Support Story: Detecting and Measuring Ethylene Oxide
Detecting and measuring ethylene oxide (EtO) in Verona, Missouri
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Antimicrobial Testing Methods & Procedures: ADM-01-08
Information about ATMP - SOP Preparation and Review of Product Performance Reports - ADM-01-08
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Antimicrobial Testing Methods & Procedures: EQ-02-10
Information about ATMP Calibration and Maintenance of Thermometers and Thermometer/Hygrometers EQ-02-10
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FIFRA Scientific Advisory Panel Ethics
A page describing ethics training requirements and a link to the training.