Learn the Issues
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Project Waiver of AIS Requirements for Seamless Stainless Steel Pipe for Accokeek, Maryland (CWSRF)
AIS waiver request approval.
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Effective Water Utility Management and Lean Webinars
A series of webinars detailing Effective Utility Management and Lean techniques.
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Know your Water Sector Systems
A series of important questions for local water sector systems officials.
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Resource Guide to Effective Utility Management and Lean
The document provides information and case studies to help utilities use Lean techniques and tools to achieve the outcomes associated with the Effective Utility Management attributes.
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Webinar on Water Efficiency, Availability, and Variability
This webinar provides an overview of water efficiency, availability and variability issues for drinking water system owners and operators, technical assistance providers and regulators.
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Webinars on Energy Efficiency for Water and Wastewater Utilities
A collection of EPA webinars on energy efficiency for water and wastewater utilities.
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Energy Use Assessment at Water and Wastewater Systems
Guides for an Excel-based tool that small- to medium-sized systems can use to conduct a utility bill and equipment analysis to assess individual baseline energy use and costs.
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System Partnerships Webinars
The documents represent a collaboration between EPA and USDA on a four-part webinar series to promote system partnerships.
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Class V UIC Study Factsheet
Factsheet on aquifer recharge wells and aquifer storage and recovery wells.
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Public Hearing and Notice of Proposed Rulemaking for Criminal Negligence Standard for State Clean Water Act 402 and 404 Programs
The EPA Administrator signed the following notice of proposed rulemaking, Criminal Negligence Standard for State Clean Water Act 402 and 404 Programs, on November 30, 2020. EPA is submitting the notice for publication in the Federal Register.
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Transcript of Public Hearing on Proposed Rulemaking for Criminal Negligence Standard for State Clean Water Act 402 and 404 Programs
Transcript of the public hearing on the proposed Rulemaking for the Criminal Negligence Standard for State Clean Water Act 402 and 404 Programs, held by EPA on January 7, 2021.
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Climate Adaptation Profile: General Motors (Central Foundry Division)
Superfund Climate Adaptation Site Profile for General Motors site in Massena, New York.
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Global Mitigation of Non-CO2 GHGs Report: 2010-2030
View the report illustrating the abatement potential of non-CO2 greenhouse gases through a comprehensive global analysis and resulting data set of marginal abatement cost (MAC) curves. The report can be viewed as a whole or by individual section.
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2024 Biennial Transparency Report
View the Global Non-CO2 Greenhouse Gas Emission Projections & Mitigation Potential: 2015-2050 report.
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Non-CO2 Methodology Report
View the Global Non-CO2 Greenhouse Gas Emission Projections & Mitigation Potential: 2015-2050 report.
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Alternative Renewable Biomass Tracking Program Document under the Renewable Fuel Standard Program
The approval letters that EPA approves a company's biomass tracking program meeting all the requirements outlined in 40 CFR part 80.1454, including elements determined necessary to achieve the level of quality assurance required under the regulation list.
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Memo for Court Decision on the Phase 1 Ozone Implementation Rule
This document is a summary of the U.S. Court of Appeals decision regarding the Phase I rule to implement the 8-hour ozone NAAQ's.
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Approaches to Composting
EPA compiled information on the composting process including basics about the process and the various types of composting.