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Skip Navigation LinksDNREC : Division of Watershed Stewardship

Delaware's Sediment and Stormwater Management Program


Active construction site

Delaware’s Sediment and Stormwater Management program operates within the Division of Watershed Stewardship's Drainage and Stormwater Section. The program employs a comprehensive approach to sediment control (both during and after construction) and stormwater management that includes monitoring of stormwater quantity and water quality control. Program responsibilities include: 

  • Sediment control and inspection during construction
  • Post-construction inspection of permanent stormwater facilities
  • Stormwater quantity and water quality control
  • Education/training relating to stormwater

Delaware Sediment and Stormwater Regulations

December 2015 Register of Regulations - Proposed Regulations

2016 Adoption of Technical Document 

Law and Regulations


Certification Information

NPDES Construction Permits

Engineering and Plan Review Resources

Standards and Specifications

Construction Review Resources

Maintenance Resources and Other Technical Information






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