Learn the Issues
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Application Review Checklists for Submitting NPDES Permit Applications
Each checklist is a tool designed for NPDES permit applicants to aid in the submission of a complete NPDES permit application. The items in the checklist reflect elements that applicants often fail to complete or complete incorrectly.
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AFO Manure Management - Oregon: Manure Spreading Advisory Tool
Compendium of State Approaches for Manure Management, Part B -- Example of non-regulatory tools, guidance, or other program features related to manure management.
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Delaware Department of Transportation Finds Flexibility for Linear Transportation Projects in Stormwater Credits
Case Study - Off-site Stormwater Management in Delaware
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AFO Manure Management - Delaware: Nutrient Management Planning Assistance
Compendium of State Approaches for Manure Management, Part B -- Example of non-regulatory tools, guidance, or other program features related to manure management.
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Final Modification of the 2017 Construction General Permit (CGP)
EPA finalized a modification to the NPDES 2017 Construction General Permit (CGP), which covers eligible stormwater discharges from construction activities in areas where the EPA is the permitting authority.
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AFO Manure Management - New Mexico: Groundwater Protection
Compendium of State Approaches for Manure Management, Part C -- Example of state regulatory features that integrate approaches across environmental media..
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Animal Feeding Operations - Technology and Innovation
AFO technology and innovation
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Puerto Rico Erosion And Sediment Control Handbook For Developing Areas
This handbook provides a technical reference for developers, planners, engineers, government officials, and others involved in land use planning, building site development, and natural resource conservation in rural & urban communities & developing areas.
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Animal Feeding Operations - Compendium of State Permits and Programs
This compendium showcases examples of state program features for promoting good manure management at animal feeding operations. The examples show clear evidence of on-the-ground implementation and focus on meaningful environmental outcomes.
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Understanding Nutrient Management Plans
Understanding Nutrient Management Plans: Learning Modules for Permit Writers and Inspectors
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AFO Manure Management - California: Groundwater Protection
Compendium of State Approaches for Manure Management, Part C -- Example of state regulatory features that integrate approaches across environmental media..
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AFO Manure Management - Virginia: Nutrient Management Inspector Qualifications
Compendium of State Approaches for Manure Management, Part A -- Example of program features for manure management that have a regulatory basis, such as permit provisions and other regulatory program elements.
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NMFS Listed Resources of Concern Materials
Lists and/or maps of states, affected counties, watersheds, or waters.
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Animal Feeding Operations - Regulations, Guidance, and Studies
AFO regulations and guidance.
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Sanitary Sewer Overflow (SSO) Frequent Questions
Information and resources regarding CSO and SSOs requirements and compliance.
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Transportation Resources
Information, guidance, and case studies for transportation-related projects.
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AFO Manure Management - Delaware: Manure Relocation Program
Compendium of State Approaches for Manure Management, Part B -- Example of non-regulatory tools, guidance, or other program features related to manure management.
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AFO Manure Management - Minnesota: Air Emissions Plan
Compendium of State Approaches for Manure Management, Part C -- Example of state regulatory features that integrate approaches across environmental media..
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Sanitary Sewer Overflows (SSOs)
Overview and differences between sanitary sewer systems, causes of overflows, and regulations.
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EPA's 2017 Construction General Permit (CGP) and Related Documents
List of documents for construction general permit.