Science & Technology
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Des Moines TCE Superfund Site, Des Moines, Polk County, Iowa - Fact Sheet, September 2017
Public Comment Period for Engineering Evaluation/Cost Analysis
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Compass Plaza Well Trichloroethylene (TCE) Superfund Site, Rogersville, Missouri - Fact Sheet, August 2016
EPA Conducting Remedial Investigation and Feasibility Study
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Bristol Bay
Information about EPA's efforts to study and protect the Bristol Bay fishery from potential impacts of large-scale mining operations.
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End-of-Life Solar Panels: Regulations and Management
When solar panels, which typically have a 25-30 year lifespan, reach the end of their lives and become waste, they must be managed safely. Learn about this renewable energy waste, different types of solar panels and how they are regulated.
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Sentinel Laboratory Guidelines for Suspected Agents of Bioterrorism, Brucella species
This method is listed as Tier I for analysis of Brucella species in prepared aerosol, particulate, soil, drinking water and post-decontamination waste water samples.
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EML HASL-300 Method Tc-01-RC: Technetium-99 in Water and Vegetation
This method uses beta counting for confirmatory analysis and gamma spectrometry for tracer yield to determine technetium in vegetation.
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ORISE Method AP1: Gross Alpha and Beta for Various Matrices
This method describes procedures using gross alpha and gross beta proportional counting on soil, sediment and vegetation samples.
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EML HASL-300 Method Po-02-RC: Polonium in Water, Vegetation, Soil, and Air Filters
This method uses alpha spectrometry for determination of polonium in water, vegetation, soil/sediment and air filter samples.
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EML HASL-300 Method Pu-12-RC: Plutonium and/or Americium in Soil or Sediments
This method uses microprecipitation and alpha spectrometry for analysis of americium, californium or curium in small soil or sediment samples.
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DOE SRS Actinides and Sr-89/90 in Soil Samples
This method uses alpha spectrometry and beta counting to determine strontium-89/90 in soil and sediment.
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EML HASL-300 Method Tc-02-RC: Technetium-99 in Water – TEVA® Resin
This method uses liquid scintillation counting for qualitative and confirmatory analysis of technetium in water samples.
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EML HASL-300 Method Ga-01-R: Gamma Radioassay
Procedures are described for measurement of gamma photons emitted by radionuclides using gamma spectrometry.
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EML HASL-300 Method Sr-03-RC: Strontium-90 in Environmental Samples
This method uses low-background gas proportional beta counting for analysis of strontium in environmental samples.
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National Research Council Experts – October 2014
Today, EPA announced that the Integrated Risk Information System (IRIS) Program’s Bimonthly Public Science meetings will be supplemented with independent scientific experts identified by the National Academies’ National Research Council (NRC).
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Request for Correction 40 CFR 302
Request for correction of information under the Data Quality Act, as implemented though the Office of Management and Budget and the United States Environmental Protection Agency
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Response to Request for Correction 40 CFR 302
Office of Solid Waste and Emergency Response responds to the request for correction of information under the Data Quality Act
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Information Quality Act Request for Correction Regarding Impacts of Biofuel Mandates on Global Hunger and Mortality
Request for correction of information by the Competitive Enterprise Institute and ActionAid USA
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Mismeasuring Methane
Estimating Greenhouse Gas Emissions from Upstream Natural Gas Development
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Attachment B: URS Shale Gas Emissions Analysis
This data was provided in response to a request by ANGA for actual current data that could be compared to EPA's assumptions used in the newly proposed "Oil and Natural Gas Air Pollution Standards, Subpart quad 0"
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January 3, 2005 RFC: Potential Ground-Water Flow Directions and Contaminant Fate and Transport in the Plaquemine Aquifer
Request submitted on behalf of the Dow Chemical Company