Learn the Issues
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Interpretations of PRIA Fee Categories
This document includes the expanded information about PRIA fee categories.
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MPRSA Ocean Sites
The EPA designates and manages ocean sites to mitigate adverse impacts to surrounding marine environment. Includes ocean site map and site management and monitoring plans.
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National Rivers & Streams Assessment 2023-24 Site Evaluation Guidelines
The Site Evaluation Guidelines for the NRSA 2013/14
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Garwood Property Site Documents
Documents for Public Notice for Garwood Propoerty Site
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National Rivers & Streams Assessment 2023-24 Quality Assurance Project Plan
The Quality Assurance Project Plan for the NRSA 2018/19
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National Rivers & Streams Assessment 2023-24 Lab Operations Manual
The Lab Operations Manual for the NRSA 2018-19
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National Rivers & Streams Assessment 2023-24 Field Operations Manual Wadeable
The Field Operations Manual for the NRSA 2018-19 Wadeable
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National Rivers & Streams Assessment 2023-24 Field Operations Manual Non-Wadeable
The Field Operations Manual for the NRSA 2018-19 Non-Wadeable
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Reducing Emissions of Hazardous Air Pollutants
What progress has EPA made in reducing toxic emissions?
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Natural Gas and Petroleum Systems in the GHG Inventory: Additional Information on the 1990-2022 GHG Inventory (published April 2024)
Information on Oil and Gas Estimates in the EPA's Greenhouse Gas Inventory (published April 2023)
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Natural Gas and Petroleum Systems in the GHG Inventory: Additional Information on the 1990-2016 GHG Inventory (published April 2018)
Information on Oil and Gas Estimates in the EPA's Greenhouse Gas Inventory (published April 2017)
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EPA’s GHG Management Tools and Resources
EPA’s GHG Management Self-Assessment/Benchmarking Resource.
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Reducing Supply Chain Embodied Greenhouse Gas Emissions with Local Economic Benefits: The Urban Wood Project
Webinar about the 2018 Climate Leadership Award Categories, Eligibility, Criteria, and the Application Process.
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Indoor AirPlus Web Linking Guidelines
As an Indoor airPLUS partner, your organization is listed on the EPA Indoor airPLUS Partner List. Your listing can also include a link to your organization's website when you meet the following requirements.
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Nonpoint Source Success Stories: Arizona
Stories about primarily nonpoint source-impaired waterbodies in Arizona where restoration efforts have led to documented water quality improvements.
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Natural Gas and Petroleum Systems in the GHG Inventory: Additional Information on the 1990-2020 GHG Inventory (published April 2022)
Information on Oil and Gas Estimates in the EPA's Greenhouse Gas Inventory (published April 2017)
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Natural Gas and Petroleum Systems in the GHG Inventory: Additional Information on the 1990-2017 GHG Inventory (published April 2019)
Information on Oil and Gas Estimates in the EPA's Greenhouse Gas Inventory (published April 2017)
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Natural Gas and Petroleum Systems in the GHG Inventory: Additional Information on the 1990-2015 GHG Inventory (published April 2017)
Information on Oil and Gas Estimates in the EPA's Greenhouse Gas Inventory (published April 2017)
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Natural Gas and Petroleum Systems in the GHG Inventory: Additional Information on the 1990-2019 GHG Inventory (published April 2021)
Information on Oil and Gas Estimates in the EPA's Greenhouse Gas Inventory (published April 2017)
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Urban Waters Small Grants Questions
Small Grants Questions