Data and Tools
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Registered Fuels & Fuel Additives Under Part 79
List of fuel and fuel additive products registered to be sold commercially for transportation use (updated monthly)
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Renewable Identification Number (RIN) Data for Renewable Fuel Standard Program
The RFS regulations require regulated parties to submit all RIN generation information and other RIN transactions to EPA Moderated Transaction System (EMTS).
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GHGRP Newsletter - Fall 2023
GHGRP newsletter with information about resource and data updates, webinars and other events, and other information
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SAM 2022 Radiochemical Method Summary
Selected Analytical Methods.
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SAM 2022 Biotoxin Method Summary
Selected Analytical Methods.
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SAM 2022 Biotoxin Methods Query Results
Selected Analytical Methods
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SAM 2022 Chemical Determinative Method Summary
Selected Analytical Methods.
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Sampling and Analysis Plan Outline for Environmental Samples Potentially Containing Pathogens
This SAP outline provides a general description of the sections that would be included in a Sampling and Analysis Plan (SAP) generated using the MicroSAP tool, as well as a general description of the essential features that should be included in a SAP.
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SAM 2022 Pathogen Method Summary
Selected Analytical Methods.
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Community Action Roadmap Step 6: Build Momentum for Change
Step 6 of the Community Action Roadmap is about building momentum for change by reflecting and evaluating, celebrating success, formalizing and institutionalizing, and deciding what's next.
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6 - Develop and Pretest Concepts, Messages, Materials, and Activities
Information related to Develop Risk Communication Programs for Fish and Shellfish Consumption Advisories - 6 - Develop and Pretest Concepts, Messages, Materials, and Activities
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7 - Implement and Monitor the Program
Information related to Develop Risk Communication Programs for Fish and Shellfish Consumption Advisories - 7 - Implement and Monitor the Program
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8 - Assess Program Effectiveness Through Evaluation
Information related to Develop Risk Communication Programs for Fish and Shellfish Consumption Advisories - 8 - Assess Program Effectiveness Through Evaluation
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3 - Identify Potential Partners
Information related to Develop Risk Communication Programs for Fish and Shellfish Consumption Advisories - 3 - Identify Potential Partners
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2 - Identify Target Audiences and Channels
Information related to Develop Risk Communication Programs for Fish and Shellfish Consumption Advisories - 2 - Identify Target Audiences and Channels
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NHDPlus Versioning
NHDPlus has a dual versioning system and the most recent version for each component is always available.
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NHDPlus American Samoa Data (Vector Processing Unit 22a)
NHDPlus data for the South Atlantic West vector processing unit.
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Urban Waters Voices
The page shows a series of video interviews featuring locally led efforts to restore urban waters in communities across the United States.
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AQS Memos - All About Pollutants
All About Pollutants
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Nutrient Management in Coastal Communities Webinar Archive
Excess nitrogen loading in waterways leads to eutrophication, hypoxia and harmful algal blooms causing beach closures and other issues. Nitrogen sensors in septic systems can help reduce the amount of nitrogen released to waterways in coastal communities.