Science & Technology
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Summary of Radiological Stormwater Modeling Research
EPA is leading stormwater modeling studies that investigate how to simulate transport of radiological contamination in urban stormwater. Several publications are available to assist with more informed decisions after a radiological disaster.
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2023 Decon Conference Organizing Committee
List of Organizing Committee Members for the 2023 Decon Conference, EPA's free international conference on decontamination research and development.
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Aquatic Life Criteria - Carbaryl
Documents pertaining to 2012 Final National Recommended Aquatic Life Ambient Water Quality Criteria for Carbaryl (Freshwater, Estuarine/marine). These documents contain the safe levels of Carbaryl in water that should protect to the majority of species.
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Notification: FY26 CSB FISMA audit
Notification: Audit of the Drinking Water State Revolving Fund Infrastructure Investment and Jobs Act Funds for Lead Service Line Replacement Awarded to the New Jersey Department of Environmental Protection
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Q&A from Decontamination Research Conference
notes from Q&A sessions at the Decontamination Research Conference
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About Region 5’s Chicago Regional Laboratory
Provides Mission & contact information for this EPA Laboratory, which develops methods for emerging compounds of concern & improves existing analytical methods
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Managing the Quality of Environmental Data at EPA Region 6
Information from Region 6 about managing the quality of environmental information
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Nuclear Borehole Geophysics
nuclear borehole geophysics
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Fluid Column and Flow Borehole Methods
fluid column and flew borehole logging
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Physical and Imaging Borehole Methods
borehole geophysics imaging and physical methods
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Magnetic Susceptibility Borehole Logging
Borehole Magnetic Susceptibility
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Natural Gamma and Spectral Gamma Borehole Logging
Natural and spectral gamma borehole logging
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Decision Support
Geophysical Decision Support Tools
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Electrical Conductivity and Resistivity
Inversion is a post-processing step, where geophysical parameters can be transformed to geologic data, existence of oil, minerals, and water content
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Waterborne Geophysical Methods
Magnetic methods measure the earth’s total magnetic field at each measurement location.
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Borehole Deviation
Borehole Deviation
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Borehole Caliper
Borehole Caliper
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Neutron Borehole Logging
Borehole Neutron Density
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Borehole Vertical Seismic Profiling (VSP)
Borehole Vertical seismic profiling (VSP)
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Electrical Resistivity
Surface electrical resistivity surveying is based on the principle that the distribution of electrical potential in the ground around a current-carrying electrode depends on the electrical resistivities and distribution of the surrounding soils and rocks.