Data and Tools
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U.S. Greenhouse Gas Inventory by State Methodology Report Archive
Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2020
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State and Tribal Greenhouse Gas Data and Resources
State and Tribal Greenhouse Emissions and Removals
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Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2021
Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2020
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Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2019
Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2020
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Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2020
Methodology Report: Inventory of U.S. Greenhouse Gas Emissions and Sinks by State: 1990-2020
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CSAPR Compliance Year 2016 NUSA NODAs
This page contains links to NUSA Notices of Data Availability for the CSAPR 2016 compliance year.
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Meteorological Processors and Accessory Programs
Surface and upper air data, provided by NWS, are important inputs for air quality models. Before these data are used in some of the EPA dispersion models, meteorological processors are used to manipulate the data.
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Where to Find EPA Data
Where to find EPA data links to data repositories and topically aligned data web areas
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Maps
eGRID Maps
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Registering Your Company
This page allows interested businesses to register with federal government in SAM
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KABAM Version 1.0 User's Guide and Technical Documentation - Appendix C - Explanation of Default Values Representing Biotic Characteristics of Aquatic Ecosystem, Including Food Web Structure
Information relevant to KABAM and explanations of default parameters used to define the 7 trophic levels. KABAM is a simulation model used to predict pesticide concentrations in aquatic regions for use in exposure assessments.
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T-HERPS Version 1.0 User's Guide for Risk to Amphibians and Reptiles from Pesticides
T-HERPS estimates dietary exposure and risk to terrestrial-phase amphibians and reptiles from pesticide use. Currently approved for assessing exposure and risk to the California red-legged frog and terrestrial-phase herptiles with similar dietary behavior
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KABAM Version 1.0 User's Guide and Technical Documentation - Appendix E - Selection of Bird Species of Concern and Corresponding Biological Parameters
Bird species of concern were identified to define default parameters (body weight and diet composition) to represent birds in KABAM. KABAM is a simulation model used to predict pesticide concentrations in aquatic regions for use in exposure assessments.
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Tolerances by Commodity, Crop Group, or Crop Subgroup Index
Index to Pesticide Chemical Names, Part 180 Tolerance Information, and Food and Feed Commodities (by Commodity)
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KABAM Version 1.0 User's Guide and Technical Documentation - Appendix A - Description of Bioaccumulation Model
The purpose of this model is to estimate chemical concentrations (CB) and BCF and BAF values for aquatic ecosystems. KABAM is a simulation model used to predict pesticide concentrations in aquatic regions for use in exposure assessments.
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TRI Operator Definition
The Toxics Release Inventory (TRI) contains information about more than 650 toxic chemicals that are being used, manufactured, treated, transported, or released into the environment.
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Greenhouse Gas Search User Guide
Search the GHG data for individual facilities by name, or location or filter the data set by state or county, industrial sectors, annual facility emissions thresholds and greenhouse gases.
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Optimization Model for reducing Emissions of Greenhouse Gases from Automobiles (OMEGA)
OMEGA is a free, desktop computer application which estimates the technology cost for automobile manufacturers to achieve variable fleet-wide levels of vehicle greenhouse gas (GHG) emissions.
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Safer Chemicals Research
EPA's Chemical Safety research protects human health and the environment by evaluating chemicals for potential risk and providing tools and guidance for improved chemical production that supports a sustainable environment.
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SIP Version 1.0 User's Guide for Pesticide Exposure of Birds and Mammals through Drinking Water
Model provides an upper bound estimate of exposure of birds and mammals to pesticides through drinking water alone. Intended for use in problem formulation to determine whether or not drinking water exposure alone is a potential pathway of concern.