Single Family Residential and Small Site Stormwater Worksheet

Stormwater Maintenance Agreement

Permanent Stormwater Best Management Practices

Lawn and Landscape Areas

Post-Construction Soil Quality and Depth (BMP T5.13)

Roofs

Downspout Full Infiltration (BMP T5.10A) - For all sites under 1 acre in size

• Standard Detail (PDF)
• Standard Detail (AutoCAD)

Downspout Dispersion System (BMP T5.10B) - For all sites 1 acre or larger

Full Dispersion (BMP T5.30) - Can only be used on sites 1 acre or larger meeting additional preservation requirements

Rain Gardens (BMP T5.14)

• Standard Detail (PDF)
• Standard Detail (AutoCAD)

Other Hard Surfaces (Driveways/walkways/patios)

Sheet Flow Dispersion/Infiltration - For Short, Flat Driveways (Contact Engineering Department for guidance on steep driveways)

Permeable Pavement (BMP T5.15)

Construction Stormwater Pollution Prevention Plan (SWPPP)

Preserving Natural Vegetation (BMP C101)

High Visibility Plastic or Metal Fence (BMP C103)

Stabilized Construction Entrance (BMP C105)

Sediment Trap (BMP C240)

Silt Fence (BMP C233)

Vegetated Strip (BMP C234)

Straw Wattles (BMP 235)

Temporary and Permanent Seeding (BMP C120)

Plastic Covering (for dirt/material piles)(BMP C123)

Storm Drain Inlet Protection (BMP C220)

Outlet Protection (BMP C209)

Concrete Handling (BMP C151)

Saw Cutting and Surface Pollution Prevention (BMP C152)

Residential Source Control of Pollution

Disposal of Hazardous Waste

Illicit Discharge Controls

Good Housekeeping

Use of Pesticides, Herbicides and Fertilizers

Landscape Maintenance

For Residential Stormwater guidance and clarifications, please contact the Engineering Department at (360) 330-7512