Data and Tools
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Air Modeling - Reports and Journal Articles
Air Modeling Reports and Journal Articles
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How's My Waterway January 2023 Webcast
Learn about the new features of How's My Waterway.
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2017 Appendix W Final Rule
On December 20, 2016, the Administrator signed a final rule that revises the Guideline on Air Quality Models. The Guideline provides EPA-recommended models and other techniques, as well as guidance for their use, for predicting ambient concentrations of ai
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Pre-IRA 2022 Reference Case
This area provides information and documentation on EPA’s power sector modeling platform v6, including the associated input data and modeling assumptions, outputs, and documentation.
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Analysis of the Proposed Supplemental Interstate Transport Rule
IPM analyses of the Proposed Supplemental Interstate Transport Rule
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Frequent Questions about the Power Plants and Neighboring Communities Mapping Tool
Frequent questions for Power Plants and Neighboring Communities
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Water Budget Data Finder
The water budget data finder allows a user to determine the peak watering month and appropriate evapotranspiration and rainfall values for a zipcode.
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Analysis of the Final Federal Good Neighbor Plan Addressing Regional Ozone Transport for the 2015 Ozone National Ambient Air Quality Standard
IPM analyses of the Good Neighbor Plan for 2015 Ozone NAAQS.
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General Conformity Training Module IV: State and Tribal
Module IV provides information on State and Tribal requirements and responsibilities in the evaluation of conformity for federal actions.
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Assumptions and References for Household Carbon Footprint Calculator
Assumptions and References for Household Carbon Footprint Calculator
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Learn more about Official State Greenhouse Gas Inventories
Learn more about Official State Greenhouse Gas Inventories
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General Conformity Training Module 4.2: State and Tribal General Conformity Implementation Plan Revisions
Module 4.2 explains state, tribal and local air quality agencies State Implementation Plans requirements and conformity to the General Conformity Regulations.
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ECM for Metamitron & Desaminometamitron in Water - MRID 51173633
Environmental Chemistry Methods for Metamitron & Desaminometamitron in Water - MRID 51173633
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Post-IRA 2022 Reference Case
This area provides information and documentation on EPA’s power sector modeling platform v6, including the associated input data and modeling assumptions, outputs, and documentation.
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EPA's Power Sector Modeling Platform v6 using IPM Summer 2021 Reference Case
This area provides information and documentation on EPA’s power sector modeling platform v6, including the associated input data and modeling assumptions, outputs, and documentation.
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Progress Report - Air Quality
EPA’s Progress Report provides annual updates on program implementation and resulting changes in emissions.
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Summary Data
List of the major summary data, tools, and resources used by the Clean Air Markets Programs.
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2023 Reference Case
This area provides information and documentation on EPA’s power sector modeling platform v6, including the associated input data and modeling assumptions, outputs, and documentation.
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Progress Report - Index of Graphics
Index of graphics for the Power Sector Programs Progress Report.
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Retrofit Cost Analyzer
Retrofit Cost Analyzer (RCA) is an Excel-based tool that can be used to estimate the cost of building and operating pollution control such as SCR, Wet FGD, Dry FGD, DSI, ACI and PM.