Data and Tools
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Phasedown of Hydrofluorocarbons (HFCs): Issuing Allowance Allocations for 2024
The American Innovation and Manufacturing (AIM) Act was enacted by Congress on December 27, 2020. The AIM Act directs the U.S. Environmental Protection Agency (EPA) to address the environmental impact of HFCs.
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Geospatial Data Needs: EPA Seeks Input from the U.S. Pacific Territories
Guam, American Samoa, and CNMI lack the same public-facing GIS-based tools that EPA developed for much of the rest of the US. This project responds to a need for environmental and public health focused tools and datasets in these territories.
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Phasedown of Hydrofluorocarbons (HFCs): Issuing Allowance Allocations for 2025
The American Innovation and Manufacturing (AIM) Act was enacted by Congress on December 27, 2020. The AIM Act directs the U.S. Environmental Protection Agency (EPA) to address the environmental impact of HFCs.
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EPA Grants Policy Resources
EPA grant policies may impact EPA assistance agreement recipients. Refer to the EPA grant policies below for specific information that may be pertinent to your grants.
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Clean Watersheds Needs Survey (CWNS) – 2022 Report and Data
The total wastewater and stormwater management needs for the nation are $298.1 billion as of January 1, 2008.
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Clean Watersheds Needs Survey (CWNS) – 2000 Report and Data
The CWNS 2000 Report to Congress summarizes the results of EPA's thirteenth national survey.
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Additional Questions for Public Trust Positions – Branching
Supplement to the Standard Form 85P, Questionnaire for Public Trust Positions.
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General Conformity Training Module 2.5: Proactive Role for Federal Agencies
Module 2.5 explains how taking a proactive role will allow a federal agency to more effectively participate in newly promulgated programs under the General Conformity Regulations, such as the emission reduction credits and the emission budgets programs.
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Sensor Loan Application Form
form for receiving Air Sensor
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AQS Memos - Quality Assurance & Audits
AQS Memos - Quality Assurance & Audits
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FY 2011 Pollution Prevention Grant Results Summary
The Pollution Prevention Program reports the environmental results of grants. These grants produce annual environmental results in pounds of hazardous materials reduced, BTUs of energy, water and dollars saved.
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FY 2011 Source Reduction Assistance Grant Results Summary
The Pollution Prevention Program reports the environmental results of grants. These grants produce annual environmental results in pounds of hazardous materials reduced, BTUs of energy, water and dollars saved.
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FY 2027 Budget
FY 2026 Budget in Brief and Congressional Justification
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User's Guide for the NAPL-SCREEN and NAPL-ADV Models for Subsurface Vapor Intrusion Into Buildings
The NAPL-SCREEN and NAPL-ADV models are designed to forward calculate incremental cancer risks or noncarcinogenic hazard quotients due to subsurface soil vapor intrusion into buildings.
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ExpoKids: Children’s Aggregate Exposure Visualization Tool
ExpoKids allows for visualization of aggregate exposure estimates, produced by ExpoFIRST, across lifestages.
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IRIS Downloads
This page is designed for those who want the underlying data in the IRIS database for all chemicals.
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BIOCHLOR, Natural Attenuation Decision Support System
BIOCHLOR is a screening model that simulates remediation by natural attenuation of dissolved solvents at chlorinated solvent release sites.
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Three-Dimensional Subsurface Flow, Fate and Transport of Microbes and Chemicals (3DFATMIC) Model
This model simulates subsurface flow, fate and transport of contaminants that are undergoing chemical or biological transformations. The model is applicable to transient conditions in both saturated and unsaturated zones.
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Remediation Evaluation Model for Fuel hydrocarbons (REMFuel)
This model simulates the transient effects of groundwater source and plume remediation for fuel hydrocarbons.
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BIOPLUME III
BIOPLUME III is a two-dimensional finite difference model for simulating the natural attenuation of organic contaminants in groundwater due to the processes of advection, dispersion, sorption, and biodegradation.