Science & Technology
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Consumer Demand and the Economy-wide Costs of Regulation: Modeling Households with Empirically Estimated Flexible Functional Forms
This is a working paper titled "The U.S. Manufacturing Sector’s Response to Higher Electricity Prices: Evidence from State-Level Renewable Portfolio Standards"
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Case Study Analysis of the Impacts of Water Acquisition for Hydraulic Fracturing on Local Water Availability
EPA scientists examined the balance between water supply and demand associated with hydraulic fracturing operations in the SRB and the UCRB.
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Section 20: Radionuclides
There is no HRS score pathway for radionuclides, but there are special considerations that come into play within each of the four pathways when radioactive substances are present.
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Section 19: Soil Exposure - Nearby Population Threat
Learn about soil exposure and nearby population threat, which assesses the relative risk that nearby individuals (residents, students, and day care children) may travel to the site and come into contact with hazardous substances.
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Section 16: Air - Likelihood of Release
Learn about the air migration pathway for evaluating HRS scores and the likelihood of hazardous gas and particulate substance release.
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Nitrogen Dioxide (NO2) and Sulfur Dioxide (SO2) Secondary Air Quality Standards
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for six pollutants considered harmful to public health and the environment
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Nitrogen Dioxide (NO2) Primary Air Quality Standards
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for six pollutants considered harmful to public health and the environment
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Carbon Monoxide (CO) Air Quality Standards
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for six pollutants considered harmful to public health and the environment
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WATERS GeoViewer
This landing page provides information about the EPA GeoPlatform hosted WATERS GeoViewer.
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Market Characterizations
market characterizations for 5 AIM Act applications
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Region 7 – Fact Sheet Archive
Outreach informational documents covering various topics
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EPA Region 6 Mobile Laboratory
The EPA Region 6 Mobile Laboratory is ready for field use in case of emergencies or routine analysis.The Mobile Laboratory was used during Hurricane Katrina response.
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Testing Chemical Warfare Agent Response in a Realistic Setting
EPA's ORD offers free public webinars on recent research results. Watch a pre-recorded webinar on the Operational Test and Evaluation of Chemical Remediation Activities (OTECRA) full-scale field study.
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SW-846 Test Method 9035: Sulfate (Colorimetric, Automated, Chloranilate)
automated method applicable to ground water, drinking and surface waters, and domestic and industrial wastes containing 10 to 400 mg sulfate / liter
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SW-846 Test Method 9012B: Total and Amenable Cyanide (Automated Colorimetric, With Off-Line Distillation)
method used to determine the concentration of inorganic cyanides that are present as either soluble salts or complexes in wastes or leachate
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SW-846 Test Method 9010C: Total and Amenable Cyanide: Distillation
method to extract soluble cyanide salts and many insoluble cyanide complexes from wastes and leachates, designed to address the problem of ""trace"" analyses
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SW-846 Test Method 5021A: Volatile Organic Compounds (VOCs) in Various Sample Matrices Using Equilibrium Headspace Analysis
describes general purpose method for the preparation of VOCs in soils/sediments and solid wastes for determination by GC or GC/MS
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SW-846 Test Method 1340: In Vitro Bioaccessibility Assay for Lead in Soil
Describes assay procedures written on the assumption that they will be performed by analysts who are formally trained in at least the basic principles of chemical analysis and in the use of the subject technology.
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Individual Waste Reduction Model (iWARM) Tool
This page provides a summary of EPA’s Individual Waste Reduction Model (iWARM). The page includes a brief description of the tool and a link to the Excel version of iWARM and the iWARM Widget.
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Smog, Soot, and Other Air Pollution from Transportation
EPA has set standards for smog, soot and other air pollutants, as well as created programs that lead to investments in clean vehicle and engine technology.