Data and Tools
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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).
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Scope 1 and Scope 2 Inventory Guidance
Tools and guidance for low emitters and small businesses to develop an organization-wide GHG inventory and establish a plan to ensure GHG emissions data consistency for tracking progress towards reaching an emissions reduction goal.
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AirData Basic Information
AirData background and details
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Monitoring Plan for Part 75 Sources
Learn about monitoring plan data, which defines relationships between stacks, pipes and units, specifies location of monitors, and identifies equipment used.
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Field Audit Checklist Tool (FACT) API
FACT is a Windows desktop application intended to help auditors perform field audits. On this page, find API data for developers to use to create software or interact with an external system.
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Technical Information for Reporting Data
This page is the landing page for ECMPS.
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Field Audit Checklist Tool (FACT)
Download EPA's The Field Audit Checklist Tool (FACT). FACT is intended to help auditors perform field audits, to easily view monitoring plan, quality assurance and emissions data and provides access to data collected under MATS.
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Frequent Questions about the Re-engineering Effort
This webpage answers questions about the ongoing re-engineering of the data systems that power sector programs.
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Data & Tools
List of the major data tools and resources used by the Clean Air Markets Programs.
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Clean Air Markets API Portal
Clean Air Markets Application Programming Interface (API) developer documentation
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Power Sector Data
List of the major power sector emissions data, tools, and resources used by the Clean Air Markets Programs.
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Lumped Parameter Model (LPM) for Light-Duty Vehicles
EPA’s Lumped Parameter Model (LPM) is a free, desktop computer application that estimates the effectiveness (CO2 Reduction) of various technology combinations or “packages,” in a manner that accounts for synergies between technologies.
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Required Training
One stop shop for Recipient Training Requirements And Opportunities for all. Contact the Office of Grants and Debarment if you have any additional questions or concerns.
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Clean Watersheds Needs Survey (CWNS) – 2012 Report and Data
The total wastewater and stormwater management needs for the nation are $298.1 billion as of January 1, 2008.
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Clean Watersheds Needs Survey (CWNS) – 2004 Report and Data
The 2004 CWNS summarizes the results of EPA's fourteenth national survey on pollution control capital investment needed to meet environmental and human health objectives of the Clean Water Act.
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About the Data
Provides a site map of the database searches and mapping tools contained in Envirofacts. It also provides a brief description of each search and tool.
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WebCMS and Services Feedback Form
This Form is for providing feedback to the Web Team and the Web tools and services team on how they can improve their respective services.
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Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2022
Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2020
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About AirData Reports
This page provides details descriptions of columns in each AirData report.
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Air Quality Trends - How to Interpret the Graphs
This page provides an example graph and explains what the lines represent.