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EPA

• About Waters of the U.S.
• Rulemakeing Process
• Frequently Asked Questions

Water Bodies

• Lakes and Rivers
• National Estuary Program (NEP)
• Oceans, Coasts, and Wetlands
• Watersheds

Wastewater and Water Treatment

• Green Stormwater Management

Monitoring and Preventing Water Pollution

• Hydraulic Fracturing (Fracking)
• Polluted Runoff (NPS)
• Controlling Pollutant Discharge into Waters (NPDES)
• Nutrient Pollution

Water Resilience

• Overview
• Climate Change
• Climate Ready Estuaries

Water Research

• Water Data and Tools
• Publications
• Research
• Methods and Models
• National Aquatic Resource Surveys

About

• Permit Basics/FAQs
• State Program Information
• Permit Limits
• Program Management and Oversight
• Regulatory History
• Other Applicable Federal Laws

Program Areas

• Animal Feeding Operations
• Industrial Wastewater
• Municipal Wastewater
• National Pretreatment Program
• Pesticide Permitting
• Stormwater
• Vessel Discharges

Stormwater NPDES

• Stormwater Discharges from Construction Activities
• Stormwater Discharges from Industrial Activities
• Stormwater Discharges from Municipal Activities
• Stormwater Discharges from Transportation Sources
• Oil and Gas Stormwater Permitting
• EPA's Residual Designation Authority
• Stormwater Rules and Notices
• Stormwater Maintenance
• Long-term Stormwater Planning

Technical Resources

• Permit Writers' Manual
• Training
• Tools
• Electronic Notice of Intent (eNOI)
• Applications and Forms
• Find State or Territory NPDES Permits

Additional Stormwater Qualty Information

• National Research Council Report on Urban Stormwater
• National Water Quality Inventory Report to Congress [305(b) Report]
• Impaired Waters on the 303(d) List
• Chapter 4 (Environmental Assessment) from EPA's Preliminary Data Summary of Urban Stormwater Best Management Practices (1999)
• Protecting Water Quality from Urban Runoff

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STORMWATER