Science & Technology
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Managing the Quality of Environmental Data at EPA Region 2
Information from Region 2 about managing the quality of environmental information
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Surface Water Models
Provides links to simulation models & database software designed to quantify movement and concentration of contaminants in lakes, streams, estuaries, and marine environments.
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National Emissions Inventory (NEI)
detailed estimate of air emissions of both criteria and hazardous air pollutants from all air emissions sources.
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Data Provisioning and Modeling Tools
Page linking to software tools, data, and documents.
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Information Sources
The following links provide access to the various EPA Center for Exposure Assessment Modeling (CEAM) resources.
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Multimedia Models
Provides links to simulation models & database software designed to quantify the movement & concentration of contaminants traveling through groundwater, surface water, & food chain media.
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Regional Haze
Texas SO2 Trading Program - determination that CSAPR qualifies as a BART alternative.
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EPA Research in Virginia
EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Virginia.
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EPA Research in Vermont
EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Vermont.
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Exposure Assessment Tools by Lifestages and Populations - Occupational Workers
EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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Final Rule - Cadmium Aquatic Life Criterion Applicable to Oregon Fresh Waters
EPA has finalized a freshwater acute aquatic life criterion for cadmium in Oregon to protect aquatic life from the effects of exposure to harmful levels of cadmium.
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Federal Water Quality Standards Requirements
40 CFR 131 establishes requirements for states and tribes to review, revise and adopt water quality standards (WQS); and procedures for EPA to review, approve, disapprove and promulgate WQS pursuant to section 303 (c) of the Clean Water Act.
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Templates for Narrative Downstream Protection Criteria in State Water Quality Standards
These narrative templates are intended as suggestions that states and tribes may use as starting points to customize the downstream protection provisions in their water quality standards.
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Presentations from the Deliberating Performance Targets for Air Quality Sensors Workshop (June 25-27, 2018)
EPA has conducted two workshops and webinars to solicit individual stakeholder views related to non-regulatory performance targets for air sensors.
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Schedule for Workshop & Webinar: Deliberating Performance Targets for Air Quality Sensors
This document outlines the schedule for EPA's Deliberating Performance Targets for Air Quality Sensors Workshop on June 25-26, 2018.
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EPA Research in Utah
EPA researchers are working hard to protect communities across the nation. Learn about some of the work EPA researchers are doing in Utah.
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Exposure Assessment Tools by Lifestages and Populations - Residential Consumers
EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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California Clean Air Technology Initiative (CATI) Workplan
Workplan for the California Clean Air Technology Initiative: Challenges and Approach.
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California Clean Air Technology Initiative (CATI) Projects
EPA Pacific Southwest has provided funding to both South Coast AQMD and San Joaquin Valley APCD to help spur early-stage, innovative technologies that need further testing and demonstration prior to deployment and commercialization.
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General Safety and Waste Management Related to SAM
The General Safety and Waste Management page offers section-specific safety and waste management details for chemicals, radiochemicals, pathogens, and biotoxins included in EPA's Selected Analytical Methods for Environmental Remediation and Recovery (SAM).