Learn the Issues
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Safer Chemical Ingredients List
EPA's Design for the Environment's evaluates chemicals within its distinct functional class based on health and environmental endpoints
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Where do I find more information about the environmental regulation for farms or ranches?
For information about EPA’s environmental regulations related to agriculture please visit the Agency’s Web site for Regulatory and Other Agriculture Related Resources from Federal, State, and Local Sources .
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Method 19 - Sulfur Dioxide Removal and Particulate, Sulfur Dioxide and Nitrogen Oxides from Electric Utility Steam Generators
CFR Promulgated Test Method 19 Determination of sulfur dioxide removal efficiency and particulate, sulfur dioxide and nitrogen oxides emission rates.
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Method 323 - Formaldehyde Measurement Using Derivitization
Promulgated CFR Test Method 323—Measurement of Formaldehyde Emissions From Natural Gas-Fired Stationary Sources—Acetyl Acetone Derivitization Method
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July–September 2025 Newsletter
Check out our newsletter for stories on our new leadership, responding to a battery fire, and cleaning up abandoned uranium mines.
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Post Award Guidance for Grantees
Post Award Guidance for Grantees
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Results using EPA’s Power Sector Modeling Platform v6 - May 2018
Download EPA's IPM v6 including documentation, overview, System Summary Report, .DAT, .RPE, .RPT files, Gas Report, State Level Emissions, Generation and Heat Input Summary.
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Analysis of the Revised Cross-State Air Pollution Rule Update
IPM analyses of the Revised Cross-State Air Pollution Update Rule.
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Analysis of the Proposed Revised Cross-State Air Pollution Rule Update
IPM analyses of the Revised Cross-State Air Pollution Update Rule.
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Results using EPA’s Power Sector Modeling Platform v6 - May 2019 Reference Case
Download EPA's IPM v6 including documentation, overview, System Summary Report, .DAT, .RPE, .RPT files, Gas Report, State Level Emissions, Generation and Heat Input Summary.
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Documentation for EPA's Power Sector Modeling Platform v6 - Summer 2021 Reference Case
On this page you will find documentation about EPA’s Platform v6 assumptions, updates, changes, and enhancements, including the full support document as well as additional tables and attachments.
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Documentation for EPA's Power Sector Modeling Platform v6 - May 2019 Reference Case
On this page you will find documentation about EPA’s Platform v6 assumptions, updates, changes, and enhancements, including the full support document as well as additional tables and attachments.
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Documentation for Post-IRA 2022 Reference Case
On this page you will find documentation about EPA’s Platform v6 assumptions, updates, changes, and enhancements, including the full support document as well as additional tables and attachments.
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GPP Webinar: Measuring Emissions from Purchased Electricity: A Primer on GHG Protocol’s New Scope 2 Guidance
The Green Power Partnership hosts webinars on a regular basis that explore a variety of topics. This webinar provided a forum to learn about new, not-yet-built renewable energy projects that may align with their energy, environmental, and financial object
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Green Power Partnership Program Results
The U.S. EPA's Green Power Partnership is a voluntary program designed to reduce the environmental impact of electricity generation by promoting renewable energy. EPA evaluates partnership metrics annually to determine progress toward programmatic goals.
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EPA Webinar Series: 24/7 Hourly Matching – Webinar 1, Introduction to 24/7 Matching
Webinar announcement on US City & Corporate Clean Energy Procurement and Its Role in Achieving the Paris Agreement’s Goals
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EPA Webinar Series: 24/7 Hourly Matching – Webinar 2, The Corporate Experience
Webinar announcement on US City & Corporate Clean Energy Procurement and Its Role in Achieving the Paris Agreement’s Goals
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Competitive Green Power Products
Several different types of green power products are available. This page outlines Competitive green power products which allow customers in competitive retail electricity markets to procure bundled electricity from a competitive electricity supplier.
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Policies and Regulations
This page describes the patchwork of federal, state, and local policies and regulations pertaining to renewable energy systems that impact project development.