Data and Tools
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Change in EIC Notification Form
This form allows EPA users to notify OWC and WebCMS Support of a change in the Editor-in-Chief position for a Web area. This form will be useful to new EICs.
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Meet the SmartWay Partners and Affiliates
This page contains information about becoming a SmartWay Partner/Affiliate and provides registered SmartWay Partners with key resources and tools.
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SPeCS for SIPs Job Aides
Learn the step-by-step process for registering and using SPeCS for SIPs in EPA's Central Data Exchange (CDX) system. There are different steps for preparing and certifying the SIP.
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RadNet Air Filter Analysis Results From Anaheim, CA
This page presents radiation air filter analysis data for Anaheim, CA from EPA's RadNet system. RadNet is a nationwide network of monitoring stations that measure radiation in air, drinking water and precipitation.
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Water Data and Tools
Provides the resources about Office of Water databases and applications as tools for your data research and information.
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Operation and Maintenance Resources for Small Drinking Water Systems
These documents and tools provide information on identifying treatment technologies that remove multiple contaminants, schedules for maintenance tasks and checklists, and logs for easily recording findings.
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Ozone NAAQS Timelines
2008 ozone standards remain in effect while the 2015 standards are being realized. EPA must make new area designations based on the 2015 standards before they can begin to be implemented.
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AQS Memos - Monitoring and Policy
AQS Monitoring and Policy
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Frequent Questions
AQS Tips and FAQs used to resolve AQS issues
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What do I do when I receive the error "Sample duration cannot change within a calendar year"?
When the need to change sample duration at a monitor arises a user should create a new POC with the new sample duration. By adding a new POC and this will allow for better understanding of what is going on at the site during any analysis. EPA utilizes the POC…
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Cost Estimates of Studies Required for Pesticide Registration
EPA is making the database of test costs publicly available on the OPP's
Minor Use Pesticide Registration webpage. -
UEV Library
The Unit Emergy Value (UEV) Library is a simple web-based tool for assessing resource use in elementary flows and storages.
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More Information about the CyAN Project or the CyAN App
Contact information for the CyAN project.
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AP 42, Fifth Edition, Volume I Chapter 7: Liquid Storage Tanks
AP 42, Fifth Edition, Volume I Chapter 7: Liquid Storage Tanks
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GHGRP 2021: Supplier Highlights
Fuel and industrial GHG supplier highlights of 2021 emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.
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Tribal Green Building Code Guidance
Ordinance, Code Language and References guidance for Tribes using the Tribal Green Building Codes toolkit and resources.
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AQUATOX 3.1 Fact Sheet
AQUATOX Release 3.1 includes numerous enhancements designed to improve model performance, more closely match data requirements with generally available data, improve data manipulation and analysis, and increase user friendliness.
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Guidance for Email Transmittal of Air Permit Documents from Louisiana sources to R6AirPermitsLa@epa.gov
Provides email subject text and file naming conventions for people sending air permit related information to EPA Region 6 for sources located in Louisiana
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AQUATOX Release 3.2 Fact Sheet
AQUATOX Release 3.2 was designed to extend the existing AQUATOX estuarine version to include improved capabilities for situations encountered in the nearshore marine environment. Several changes were required to model food webs in the marine environment.
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Latest Version of MOtor Vehicle Emission Simulator (MOVES)
Background, guidance, and installation information for the latest version of EPA's MOtor Vehicle Emission Simulator (MOVES).