Learn the Issues
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RadTown Radiation Protection Activity 1: History of Radiation Protection
When did humans discover radioactivity, and how have we used it since? Teach your students about how we have protected people from ionizing radiation throughout history with this free classroom activity.
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RadTown Radioactive Atom: Vocabulary Activities
Increase your students’ science literacy with vocabulary activities from EPA! Learn more about radioactivity, how it works, and how we talk about it using free printable materials and lesson plans.
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NPDES Stormwater Program
The National Pollutant Discharge Elimination System (NPDES) stormwater program regulates some stormwater discharges from three potential sources: municipal separate storm sewer systems (MS4s), construction activities, and industrial activities.
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Combined Sewer Overflow Training
NPDES CSO policy memoranda, reports to Congress, and trainings.
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State NPDES Program Authority
Map showing states that are authorized for NPDES Programs.
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Integrated Planning Webcast Recordings
Integrated planning webcast recordings
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Water Quality Trading Toolkit for Permit Writers - Fact Sheet
The fact sheet explains the development, purpose, and uses of the Water Quality Trading Toolkit for Permit Writers.
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Forest Roads
NPDES forest roads from stormwater discharges information.
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Construction General Permit Flow Chart: "Do I Need a Permit?"
You can use the “Do I Need A Permit?” flow chart to help determine if and from whom you need to get NPDES permit coverage for your construction activities.
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Pre-FY 2018 NPDES Oversight Initiatives
The Permitting for Environmental Results (PER) initiative was a multi-year effort by EPA and the states to improve the overall integrity and performance of the NPDES program.
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Report on 2015 EPA-USDA National Workshop
This report is a summary of the discussions among workshop participants on a broad variety of issues related to the development and operation of water quality markets and actions that the EPA and USDA are pursuing.
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Sanitary Sewer Overflows (SSOs) and Peak Flow Listening Sessions and Workshop
Listening sessions for SSOs and peak flows.
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Materials for Public Listening Session - Stakeholder Input on Public Notice for CSOs in the Great Lakes
Materials for the Public Listening Session on September 14, 2016, to obtain information from the public to help inform development of a new regulation establishing requirements for public notification of CSO discharges in the Great Lakes.
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Keys to Permitting Success
EPA's Smart Sectors Program is discovering strategies that result in efficient environmental permitting processes.
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Where Combined Sewer Overflow Outfalls Are Located
Overview of combined sewer overflows (CSO), guidance, and policies.
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Combined Sewer Overflows in the Great Lakes Basin-Pennsylvania
There are 184 communities in the United States portion of the Great Lakes Basin that have combined sewer overflows (CSOs).
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Combined Sewer Overflows in the Great Lakes Basin-Wisconsin
There are 184 communities in the United States portion of the Great Lakes Basin that have combined sewer overflows (CSOs).
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Three Keys to BMP Performance: Concentration, Volume, and Total Load
What is the concentration of the pollutant leaving the best management practice (BMP) and being discharged into the environment
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Do's and Don'ts Homeowner's Brochure
Simple steps to protect your home, health, environment and property value.
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SepticSmart Week 2015 Proclamations
Several states issue proclamations declaring a state-wide SepticSmart Week.