Data and Tools
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Webinar - EPA’s Latest Significant New Alternative Policy (SNAP) Program Rule
Presenters from DC Engineering and Refrigerant Management Solutions provided an overview of the impacts and changes end-users can expect during the transition to lower GWP refrigerants. View the full presentation in the linked YouTube video.
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2016 Revisions to the Exceptional Events Rule: Update to Frequently Asked Questions
This September 11, 2018, document replaces the “Interim Exceptional Events Rule Frequently Asked Questions” document posted on May 14, 2013.
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Exceptional Events Submissions Table (2016 Rule)
This table contains examples of air agency submitted exceptional events demonstrations and responsive EPA decision documents that have been prepared and/or acted upon under the 2016 Exceptional Events Rule
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Exceptional Events Documents Ozone - Massachusetts
Exceptional Events Documents Ozone - Massachusetts
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Download the State Inventory and Projection Tool
Use the links to download modules and guides of the State Inventory and Projection Tool.
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RSEI Data Dictionary: Submission Data
The submission table contains Form R information submitted to TRI.
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Documentation for Risk-Screening Environmental Indicators (RSEI) Geographic Microdata (RSEI-GM)
information on the RSEI Geographic Microdata, which are a unique dataset that provides detailed air model results from the RSEI model at a level of 810 meter square grid cells
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Tribal Green Building Code Guidance
This Tribal Green Building Codes guidance provides examples of Tribal green building ordinance and code language as well as code references.
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Meteorological Data - Massachusetts
Provides data files of 1961-1990 daily and hourly meteorological data available for weather stations in Massachusetts
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Trash Free Waters South Atlantic Strategy: Project Tracker
Trash Free Waters South Atlantic Strategy Tool
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Expert Query Updates
Release update notes for Expert Query
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Outdoors
WaterSense outdoors - how to design water efficient landscapes and water without waste
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2026 PM2.5 Exceedances
View 2026 PM2.5 Exceedances for New England.
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CEDRI - List of Rules
Compliance and Emissions Data Reporting Interface
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Receive Notifications about the HELP Model
Request to be notified when updates and bug fixes are made to the HELP Model.
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Model Averaging Webinar Workshop Announcement
Announcement for model averaging workshop, with links to included workshop materials and a follow-up report
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About ICLUS
ICLUS is a project for developing scenarios broadly consistent with global-scale, peer-reviewed storylines of population growth and economic development, which are used by climate change modelers to develop projections of future climate.
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About LASSO
This page is about the LASSO tool User guide that are part of the Global Climate Explorer set of tools using an ESRI map to display the data.
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IGEMS/CSM-Internet Geographical Exposure Modeling System/Chemical Safety Mapper
IGEMS contains environmental fate and transport models including methods for ambient air, surface water, soil, and ground water and also includes a new Geographical Information System (GIS) module
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Find a Bed Bug Pesticide Product
Introduces the Bed Bug Product Search Tool, to help consumers find EPA-registered pesticides for bed bug infestation control. Inclusion in this database is not an endorsement. Always follow label directions carefully.