Clean Water Act discharge permit · NPDES SCR006649
CONCRETE SUPPLY CO LLC - KEY ROAD PLANT, Columbia, SC: NPDES SCR006649 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
CONCRETE SUPPLY CO LLC - KEY ROAD PLANT, held by Concrete Supply Co., LLC, holds NPDES permit SCR006649. EPA’s file records it issued May 30, 2025 and expiring June 30, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for CONCRETE SUPPLY CO LLC - KEY ROAD PLANT: its NPDES ID, its permit type and status, its dates, its address in Columbia, South Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SCR006649.
Identity
| Facility as filed | CONCRETE SUPPLY CO LLC - KEY ROAD PLANT |
|---|---|
| Permittee as filed | Concrete Supply Co., LLC |
| NPDES ID | SCR006649 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | May 30, 2025 |
| Expiration date | June 30, 2027 |
| Issuing agency | State |
| Address | Columbia, SC 29201 |
| Subwatershed | Lower Gills Creek-Congaree River (HUC 030501100203) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES SCR006649.
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES SCR006649.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID SCR006649 there.
Nearby on the register
- Discharge permits in Columbia
- Every permit record in Columbia, A to Z
- Discharge permits in South Carolina
- Every permit record in South Carolina, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.