Learn the Issues
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Alternative Measurement Protocols for Biogas and Renewable Natural Gas
This page posts for public availability the approved alternative measurement protocols under the biogas regulatory reform provisions.
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Fuels eReporting System Documentation
This page provides information for Fuels eReporting System Documentation.
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2025 SmartWay Tool Due Date Schedule (Text Only)
This page has text for an infographic that's for 2025 SmartWay Tool Due Date Schedule.
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SmartWay
SmartWay is an EPA program that helps the freight transportation sector improve supply chain efficiency. SmartWay reduces transportation-related emissions, environmental risks for companies and increases global energy security.
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Webinar: 2024 SmartWay Award Criteria Webinar
This EPA presentation provides information on the SmartWay Profiles in Leadership Inaugural Webinar.
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Agriculture and Sustainability
Sustainability creates and maintains the conditions under which humans and nature can exist in productive harmony, that permit fulfilling the food, feed, and fiber needs of our country and the social, economic and other requirements.
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Agricultural Animal Production
Information on animal production including animal feeding operations, aquaculture and ranching and grazing.
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Agriculture and Air Quality
Information on air emissions from agricultural practices, types of agricultural burning, air programs that may apply to agriculture, reporting requirements, and links to state and other federal air-quality information.
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Cesspools in Hawaii
Cesspools are more widely used in Hawaii than in any other state in the country. EPA Region 9 is responsible for implementing the regulations in Hawaii and works with the Hawaii State Department of Health (DOH) to ensure effective implementation.
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Math for Wastewater Operators
This webinar discusses what a Small POTW should expect as they undertake the NPDES Permit process and includes a brief overview of the NPDES permit program and its goals and implementation under the Clean Water Act.
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Developing and Implementing a PFAS Monitoring Strategies for NPDES Pretreatment Programs and POTWs
This webinar discusses what a Small POTW should expect as they undertake the NPDES Permit process and includes a brief overview of the NPDES permit program and its goals and implementation under the Clean Water Act.
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Presentation on Preliminary Wastewater Treatment
This webinar discusses what a Small POTW should expect as they undertake the NPDES Permit process and includes a brief overview of the NPDES permit program and its goals and implementation under the Clean Water Act.
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Providing Process Control Technical Assistance to Small Mechanical WWTPs
This webinar discusses what a Small POTW should expect as they undertake the NPDES Permit process and includes a brief overview of the NPDES permit program and its goals and implementation under the Clean Water Act.
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NPDES Electronic Reporting Rule - Phase 2 Extension Fact Sheet
Rule provides states and EPA additional time to implement electronic reporting for certain Clean Water Act discharge permitting requirements.
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Biosolids Part 2: Wastewater Treatment Sludge Disposal Methods
Second part of a two-part biosolids series which discusses the history and regulatory framework of the Biosolids Rule, touches on the EPA Biosolids Center of Excellence and data entry of compliance monitoring data into EPA’s Compliance Database: NetBIO.
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What is an EPA Inspector Credential?
This content provides an overview of federal EPA issued inspector credentials.
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Fats, Oils, and Grease: What We Know After 23 Years of FOG Work
This presentation covers how to manage the impacts of fats, oil, and grease on the collection system and the WWTP. The webinar also covers fees and permitting options for food service establishments (FSEs), public outreach options, and enforcement.
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POTWs – What Does Your Permit Say? (Part 1)
This presentation covers how to read and understand a NPDES permit, and things permittees should do to ensure that permit requirements are met.
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POTWs – What Does Your Permit Say? (Part 2)
This presentation covers pretreatment and biosolids permit requirements and associated federal regulations, as well as standard and special conditions for POTWs.
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Microbial Commercial Activity Notices (MCANs) Table
This page describes what happens to a premanufacture or exemption notice that is submitted to the EPA.