Data and Tools
-
Quantifying Methane Emissions from Landfilled Food Waste
To understand the impact landfilled food waste has on methane emissions, EPA developed the "Quantifying Methane Emissions from Landfilled Food Waste" report and the Avoided Landfilled Food Waste Methane Emissions Calculator.
-
Air Toxics Methods Documents
This page contains links to associated documents linked to on main Air Toxics monitoring page.
-
Air Modeling Resources from Selected Agencies and Organizations
Air Modeling Related Links
-
CSAPR Compliance Year 2018 NUSA NODAs
This page contains links to NUSA Notices of Data Availability for the CSAPR 2016 compliance year.
-
Air Modeling - Observational Meteorological Data
Observed meteorological data for use in air quality modeling consist of physical parameters that are measured directly by instrumentation, and include temperature, dew point, wind direction, wind speed, cloud cover, cloud layer(s), ceiling height,
-
Air Modeling - Meteorological Grid Models
For air quality modeling purposes, meteorological grid models are used in conjunction with chemical interaction models to provide gridded output of chemical species or pollutant data.
-
CSAPR Compliance Year 2023 NUSA NODAs
This page contains links to NUSA Notices of Data Availability for the CSAPR 2023 compliance year.
-
Air Quality Model Clearinghouse
The Model Clearinghouse is a focal point for interpretation of modeling guidance in specific regulatory applications.
-
Air Modeling - Reports and Journal Articles
Air Modeling Reports and Journal Articles
-
How's My Waterway January 2023 Webcast
Learn about the new features of How's My Waterway.
-
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
-
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.
-
Analysis of the Proposed Supplemental Interstate Transport Rule
IPM analyses of the Proposed Supplemental Interstate Transport Rule
-
Frequent Questions about the Power Plants and Neighboring Communities Mapping Tool
Frequent questions for Power Plants and Neighboring Communities
-
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.
-
Frequent Questions about the CAPD Re-engineering Effort
This webpage answers questions about the ongoing re-engineering of the data systems that support Clean Air Markets programs.
-
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.
-
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.
-
Assumptions and References for Household Carbon Footprint Calculator
Assumptions and References for Household Carbon Footprint Calculator
-
Learn more about Official State Greenhouse Gas Inventories
Learn more about Official State Greenhouse Gas Inventories