Learn the Issues
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EPA 2026 National Cyber Drill
Join the EPA for the 2026 National Cybersecurity Drill. This year’s exercise will challenge drinking water and wastewater utilities to operate and maintain critical functions during a cyber incident.
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Building Cyber Resilience Using EPA’s Water and Wastewater Cybersecurity Incident Response Plan Template
EPA invites water sector professionals to learn about its new Drinking Water and Wastewater Systems Cybersecurity Incident Response Plan Template.
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Harmful Algal Blooms (HABs) in Water Bodies
Technical, scientific, policy, regulatory, statutory, guidance and research information about cyanobacterial harmful algal blooms and cyanotoxins in drinking water and water bodies.
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Water Quality Surveillance and Response
A Water Quality Surveillance and Response System (SRS) is a framework designed to enhance a drinking water utility’s capability to quickly detect and respond to water quality issues.
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Toxic Release Inventory Training Course (TRI) (2015 EIC)
Focusing on air releases, explore tried and true access points along with new ways to access the data including the new P2 tool (currently available) and the TRI Analyzer tool (schedule to go public summer 2015)
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EPA's New Emissions Factor Development Procedures (2015 EIC)
Steps through the new procedures and how to access emissions data collected electronically and new procedures that will allow people to create their own specialized emissions factor.
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Session 4 - International Emission Inventories (2017 EIC)
Papers and Presentation during the 2017 International Emission Inventory conference.
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Session 5 - Intersection Between Inventories and Life-Cycle Emissions Impacts (2017 EIC)
Papers and presentations submitted during the 2017 Emission Inventory conference
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Session 10 - Speciated Emissions Data and Their Use (2015 EIC)
Papers and presentations submitted at the 2015 Emissions Inventory confernce
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Pesticide Program Dialogue Committee Meeting May 18-19, 2016
View meeting materials and the transcript of the May 2016 PPDC meeting.
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2014 National Emissions Inventory (NEI) Plan
The NEI is prepared at least every three years by the U.S. EPA based primarily upon emissions estimates and emissions model inputs provided by State, Local and Tribal (SLT) air agencies, and supplemented by data developed by the EPA.
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Training on EPA's Nonpoint Source Emissions Inventory Tools (2015 EIC)
The training will include an overview of the tools and a discussion of the procedures used and assumptions made to estimate emissions
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Volume 1 - Introduction
An introduction to the Emissions Inventory Improvement Program (EIIP) materials. Describes EIIP development, use of EIIP, inventory staff training, and planning, development, documentation, and reporting of inventories.
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Volume 6 - Quality Assurance Procedures and DARS Software
Quality Assurance and Quality Control materials for air emissions from the Emissions Inventory Improvement Program (EIIP).
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Session 1 - EI Preparation for Modeling Including Projections (2015 EIC)
Papers and presentations presented at the 2015 International Emissions Conference
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TMDL Report and Approval Documents for Mussey Brook, VT
View supporting documents for Mussey Brook in Vermont.
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Tribal Consultation Policy Implementation Guidance for EPA Region 1
Consultation and Coordination with Indian Tribes in EPA Region 1, New England
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Mystic River Watershed Steering Committee Meeting, January 13, 2022
View document(s) for the January 13, 2022 Mystic River Watershed Steering Committee Meeting.
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Mystic River Watershed Steering Committee Meeting, May 5, 2022
View document(s) for the May 5, 2022 Mystic River Watershed Steering Committee Meeting.
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Mystic River Watershed Steering Committee Meeting, December 3, 2020
View document(s) for the December 3, 2020 Mystic River Watershed Steering Committee Meeting.