Environmental Rules in Rock Hill, SC (2026)
2 verified environmental rules for Rock Hill, South Carolina, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Rock Hill regulates stormwater under Code of Ordinances Chapter 29 (Utilities), Article V (Stormwater Management Utility), most recently substantially amended by Ordinance No. 2019-49. The ordinance implements South Carolina's Stormwater Management and Sediment Reduction Act, S.C. Code Ann. § 48-14-10 et seq., and the City's NPDES MS4 obligations under SCDES (formerly DHEC) general permit SCR030000. Rock Hill sits in the Catawba River basin - runoff drains to the Catawba River, Fishing Creek, and Crowders Creek tributaries. Section 29-305 imposes ongoing maintenance responsibilities for stormwater and erosion-control facilities after development.
Rock Hill Stormwater Management Utility - Code Chapter 29, Article V
Heavy RestrictionsFlood Zones
Rock Hill regulates development in FEMA-mapped Special Flood Hazard Areas (SFHAs) through Code of Ordinances Chapter 10 (Buildings and Building Regulations), Article VII (Flood Damage Prevention). The City is a participating community in the National Flood Insurance Program (NFIP), and the Floodplain Administrator sits in the Planning and Development Department. Rock Hill is mapped on York County FIRMs; major flood sources include the Catawba River, Fishing Creek, Crowders Creek, and smaller urban tributaries. Any construction, substantial improvement, or fill in an SFHA requires a floodplain development permit and elevation of the lowest floor at or above the base flood elevation (BFE) plus required freeboard.
Rock Hill Flood Damage Prevention - Code Chapter 10, Article VII
Heavy RestrictionsLooking for York County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Rock Hill city rules.
Environmental Rules in York County →