What is the Stormwater System
- Description of System
- Watershed Map

Why It's Regulated
 - What is NPDES
     Phase I Requirements
     Phase II Requirements

Where Stormwater
Pollution Comes From

- Residential
- Streets and Highways
- Construction Sites
- Industry
- Stores and Offices
- Farms and Agriculture

What's Being Done by NCCO
and DelDOT

- Monitoring Programs
     Dry Weather
     Wet Weather
- Drainage System Inventory
- Planning
- Construction Sites
- Streets and Highways
- BMPs
     Structural
     Non-Structural
- Public Education
- Maintenance Corporation

How You Can Help

- Household Chemicals
- Landscaping and Gardening

Glossary

Frequently Asked Questions

How to Report Problems

Links

Contact Us

   
 
 

When it rains or snows, oil, antifreeze, detergents, pesticides and other pollutants get washed from driveways, yards, parking lots, and streets into storm drains and then directly into streams and rivers. The items in this section describe everyday pollutants occurring at our homes, on our streets and highways, construction sites, businesses, and farm and agricultural lands.