Learn the Issues
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Radioactivity in Antiques
Some antiques were made and sold before scientists fully understood the health effects of radiation. Some items sold at thrift stores and antique shops may contain radioactive material, but usually not a health risk if they are in good condition.
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Facts About Formaldehyde
Formaldehyde is a chemical used widely by industry to manufacture building materials and numerous household products. It is also a by-product of combustion and certain other natural processes.
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Establishing Total Maximum Daily Load (TMDL) Wasteload Allocations (WLAs) for Storm Water Sources and NPDES Permit Requirements Based on Those WLAs
The memoranda clarify existing EPA regulatory requirements for, and provide guidance on, establishing wasteload allocations (WLAs) for storm water discharges in total maximum daily loads (TMDLs) approved or established by EPA.
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TMDLs at Work: Peconic Estuary
The documents detail the Peconic Estuary TMDL at work.
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Impaired Waters Restoration Process: Improvements
An overview of how waterbodies are measured for improved following the implementation of a TMDL, the fourth step in the impaired waters restoration pipeline.
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Impaired Waters and TMDLs Program in your EPA Region, State or Tribal Land
TMDL information at the regional, state, and tribal levels.
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Impaired Waters Impacted by Mercury, Nutrients, Ocean Acidification and Stormwater
Select 303(d) Program Areas
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Overview of Identifying and Restoring Impaired Waters under Section 303(d) of the CWA
An introduction to the EPA Impaired Waters and TMDL program.
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Impaired Waters Restoration Process: Recovery
An overview of waterbody recovery following the implementation of a TMDL, the fifth step in the impaired waters restoration pipeline.
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Overview of Listing Impaired Waters under CWA Section 303(d)
An overview of 303(d) lists of impaired water
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Impaired Waters Restoration Process: TMDL Implementation
An overview of implementing TMDLs, the third step in the impaired waters restoration pipeline.
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Frequent Questions about Impaired Waters and TMDLs
A collection of frequently asked questioning for impaired waters and TMDLs.
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TMDLs at Work: Carrier Creek
The documents detail the Carrier Creek TMDL at work.
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What You Can Do to Help Restore Impaired Waters
An overview of how the general public can help with impaired waters and TMDLs.
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Examples of Restoring Impaired Waters and TMDLs
A listing of restoration examples and resources for impaired waters and TMDLs.
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TMDLs at Work: Long Island Sound
The documents detail the Long Island Sound TMDL at work.
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Water Quality Restoration and Protection in the U.S.
Water quality restoration and protection in the United States is based on assessing waters and taking actions to restore or protect them.
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The Clean Water Act "Impaired Waters Restoration Pipeline"
The factsheet describes how impaired waters pass through five main stages as they are listed, acted upon, and restored under the Clean Water Act.
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Impaired Waters Restoration Process: Planning
An overview of water restoration planning with TMDLs, the second step in the impaired waters restoration pipeline.
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Learn about Watershed Academy Web
An introduction and overview to the Watershed Academy Web.