Learn the Issues
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Presentation: Proposed 2020 NPDES MSGP for Stormwater Discharges from Industrial Activity
EPA hosted an information webcast on April 9, 2020, to provide an overview of the proposed 2020 NPDES Multi-Sector General Permit (MSGP) for stormwater discharges from industrial activity.
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Integrated Planning for Municipal Stormwater and Wastewater
Approaches and resources for planning and integration of Municipal Stormwater and Wastewater
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Federal Collaborations on Aquaculture
Aquaculture permitting in the NPDES program. Description and resources are provided.
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Integrated Planning Implementation Documents
Approaches and resources for planning and integration of Municipal Stormwater and Wastewater
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NPDES CSO Guidance Documents
List of Combined Sewer Overflow (CSO) guidance documents
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EPA's Residual Designation Authority
EPA can use its "residual designation" authority to regulate and require NPDES permits for stormwater discharges on a case-by-case or categorical basis.
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NPDES Tools
To gain information on specific facilities with NPDES permits, several EPA public search tools may be helpful.
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Off-site Stormwater Management in Washington, District of Columbia
Case Study - Off-site Stormwater Management in Washington, District of Columbia
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Stormwater Planning - Rochester, New Hampshire
Long-Term Stormwater Planning Topics
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Integrated Planning Frequent Questions
EPA's responses to frequently asked questions about the integrated planning process.
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Smart Data Infrastructure for Wet Weather Control and Decision Support
This document focuses on how municipalities, utilities, and related organizations can use advances in technology to implement “smart data infrastructure” for wet weather control.
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Stormwater Planning
EPA is announcing a guide, tools and technical assistance to promote comprehensive, community-wide planning approaches to manage stormwater.
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Tools to Enhance the NPDES Program
Managing discharges to protect water quality can be aided by the refinement of the methods, tools and information used to develop and implement NPDES permits and programs.
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Stormwater Discharges from Transportation Sources-Case Studies
Transportation authorities manage the runoff on street, road, and highways that has polluted by cars, trucks, buses, and other vehicles.
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Construction General Permit (CGP) Frequent Questions
EPA answers common questions on the construction stormwater permitting program. This is intended to help operators understand the permit.
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Combined Sewer Overflow Solutions - Management Approaches
NPDES CSO policy memoranda, reports to Congress, and trainings.
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Common Stormwater Planning Topics
Long-Term Stormwater Planning Topics
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Administrative Continuance of EPA’s 2021 MSGP
Administrative Continuance of EPA’s 2021 MSGP
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Влияние угарного газа на качество воздуха в помещении
перевод статьи о влиянии угарного газа на качество воздуха в помещении
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Tác Động Của Carbon Monoxide Đối với Chất Lượng Không Khí Trong Nhà
Bản dịch tiếng Việt của carbon monoxide về chất lượng không khí trong nhà. Vietnamese translation of web page on indoor air quality and carbon monoxide.