Data

Tools

Indexes

Applications

Experiments

Open Sustainable Technology

MOVES

A state-of-the-science emission modeling system that estimates emissions for mobile sources at the national, county, and project level for criteria air pollutants, greenhouse gases, and air toxics, available under EPA's Open Source Software policy.

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Emissions - Emission Observation and Modeling - Last synced: 28 Aug 2026 - Ranking: 6.0

Clean Air Markets API Portal

A suite of API's that EPA's Clean Air Markets Division provides to access the data collected to run programs designed to reduce air pollution from power plants.

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Emissions - Emission Observation and Modeling - Last synced: 28 Aug 2026 - Ranking: 6.0

eGRID

A comprehensive source of data from EPA's Clean Air and Power Division (CAPD) on the environmental characteristics of almost all electric power generated in the United State.

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Energy Systems - Energy Data Accessibility and Integration - Last synced: 28 Aug 2026 - Ranking: 6.0

FrEDI

Estimates economic damages and impacts from climate change and sea level rise through the 21st century.

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Climate Change - Natural Hazard and Storms - Last synced: 28 Aug 2026 - Ranking: 5.1

EPA_ALPHA_Model

Evaluate the Greenhouse Gas emissions of Light-Duty vehicles.

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Emissions - Emission Observation and Modeling - Last synced: 28 Aug 2026 - Ranking: 3.9