Step 1 of 4

Project basics

This information appears on the cover page and Section 1 of your SWPPP.

Project name *

Please enter a project name

Site address *

Required

City *

Required

County *

Required

ZIP code *

Required

Project type *

CommercialRetail, office, industrial

ResidentialSingle/multi-family

Road / InfrastructureRoads, utilities, drainage

OtherMixed or other use

Please select a project type

Estimated start date *

Required

Estimated end date *

Required

Step 2 of 4

Site conditions

This drives your runoff calculations, BMP selection, and drainage narrative.

Acreage

Total site acres *

Total parcel area

Required

Disturbed acres *

Area actively graded or disturbed

Required

Average site slope (%) *

Estimate the average slope across the disturbed area

Required

Soils and land use

NRCS hydrologic soil group *

Group ASandy, low runoff

Group BSilty, moderate

Group CClay loam, high

Group DClay, very high

Not sure? Check USDA Web Soil Survey at websoilsurvey.usda.gov

Please select a soil group

Pre-development land use *

Required

Post-development land use *

Required

Receiving waters

Receiving water body name *

The stream or water body that stormwater from this site drains to

Required

303(d) impaired water? *

Yes

Required

Exceptional Tennessee Water? *

Yes

Required

Step 3 of 4

Operator information

The primary operator is the owner or developer responsible for the permit. This appears on the certification and signature pages.

Company name *

Required

Contact name *

Required

Company address *

Required

Phone number *

Required

Email address *

Required

Who is the primary operator?
The primary operator is typically the land owner or developer with overall project control. General contractors are secondary permittees and sign a separate certification page included in your SWPPP.

Step 4 of 4

Review and generate

Review your project details before generating your Tennessee SWPPP.

Project basics Edit

Project name

Project type

Address

County

Start date

End date

Site conditions Edit

Total acres

Disturbed acres

Average slope

Soil group

Pre-dev land use

Post-dev land use

Receiving water

303(d) impaired

Operator Edit

Company

Contact

Phone

Tennessee NPDES Permit No. TNR100000
Your SWPPP will be generated for Tennessee under the current Construction General Permit. Sites draining 10+ acres to a single outfall require engineering design by a licensed PE. SWPPPBuilder documents are calculation worksheets, not PE-stamped designs.

Where should we send your SWPPP? *

We'll email you a copy so you always have it. No spam — ever.