South Carolina's NPDES Stormwater Program requires that anyone engaged in clearing, grading, and/or excavating activities that disturb more than 2 acres, including smaller sites in a Larger Common Plan of development or sale, whose combined total disturbed area is more than 2 acres, to submit an Notice Of Intent for permit coverage approval prior to beginning any land disturbing activities.
In addition to the NOI, the request for permit coverageComprehensive Stormwater Pollution Prevention Plan (C-SWPPP) prepared by a licensed South Carolina Professional Engineer, Landscape Architect, Tier B Land Surveyor, or a Federal Government Employee. The C-SWPPP must include the construction site plans and a SWPPP document that addresses all applicable requirements found in the Construction General Permit and SC Regulation 72.300.
A professional design checklist has been made available to help ensure that these regulations are met. Additionally, the SC DHEC BMP Handbook has been provided to aid in the selection of Best Management Practices (BMPs) that may address applicable requirements.
Information and Requirements on land disturbing activities for construction activities.
Information and Requirements on land disturbing activities that disturb less than 1 Acre.
Information and Requirements on land disturbing activities that disturb 1.0 to 2.0 Acres of land.
prepared by a licensed South Carolina Professional Engineer. The plans and SWPPP must be in accordance with R72.300. A professional design checklist has been made available to help ensure that these regulations are met.
For those looking for additional information or help with acquiring NPDES Stormwater Coverage under the Construction General Permit, DHEC's Stormwater Staff is always available to answer questions about implementation and the design of proper stormwater managements plans. DHEC's also provides numerous design aids, technical documents and stormwater-associated links that may assist in the development of a site-specific C-SWPPP.
Requirements for projects located within one of the eight coastal counties are the same as the requirements for projects outside of the coastal zone except for the inclusion of a Coastal Zone Consistency determination from DHEC's Office of Ocean and Coastal Resource Management (DHEC-OCRM).
A Coastal Zone Consistency submittal package must be submitted with requests for permit coverage for review byDHEC-OCRM. Contact DHEC-OCRM regarding submittal requirements.