Clean Water Act discharge permit · NPDES SC0047392
NUCOR STEEL/BERKELEY PLANT, Huger, SC: NPDES SC0047392 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 16Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
NUCOR STEEL/BERKELEY PLANT, held by NUCOR STEEL BERKELEY, holds NPDES permit SC0047392. EPA’s file records it issued November 26, 2024 and expiring December 31, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | NUCOR STEEL/BERKELEY PLANT |
|---|---|
| Permittee as filed | NUCOR STEEL BERKELEY |
| NPDES ID | SC0047392 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 26, 2024 |
| Expiration date | December 31, 2029 |
| Issuing agency | State |
| Address | Huger, SC 29450 |
| Subwatershed | Upper Cooper River (HUC 030502010705) |
| NAICS | 331110 – Iron and Steel Mills and Ferroalloy Manufacturing |
| SIC | 3312 – Blast Furnaces And Steel Mills |
| Other EPA IDs (FRS) | RCRA handler SCR000002006; ICIS-AIR source SC00099000153 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 23Pollutants on file
- 16Under a numeric limit
- 18With a violation of any kind
- 7With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 12 | 10 | 6 | August 31, 2024 | 44% over the limit |
| Coliform, fecal general | 2 | 6 | 4 | March 31, 2018 | 505% over the limit |
| Enterococci | 2 | 4 | 4 | August 31, 2024 | 99,999% over the limit |
| pH | 12 | 3 | 1 | May 31, 2009 | |
| Length of longest pH excursion | 5 | 3 | 1 | January 31, 2005 | 1,367% over the limit |
| % of time exceeding pH limits | 0 | 3 | 1 | January 31, 2005 | 97% over the limit |
| Oxygen, dissolved [DO] | 6 | 2 | 1 | August 31, 2013 | 5% over the limit |
| BOD, 5-day, 20 deg. C | 12 | 40 | 0 | ||
| Chromium, total [as Cr] | 0 | 12 | 0 | ||
| Nickel, total [as Ni] | 0 | 12 | 0 | ||
| Tetrachloroethylene | 0 | 9 | 0 | ||
| Naphthalene | 0 | 9 | 0 | ||
| Flow, in conduit or thru treatment plant | 14 | 6 | 0 | ||
| Iron, total [as Fe] | 0 | 4 | 0 | ||
| Zinc, total [as Zn] | 14 | 2 | 0 | ||
| Oil & Grease | 10 | 2 | 0 | ||
| Lead, total [as Pb] | 10 | 2 | 0 | ||
| Chlorine, total residual | 0 | 2 | 0 | ||
| pH range excursions, monthly total accum | 5 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 4 | 0 | 0 | ||
| Copper, total [as Cu] | 4 | 0 | 0 | ||
| Aluminum, total [as Al] | 2 | 0 | 0 |
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 SC0047392.
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.
Watch this permit
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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 SC0047392 there.
Nearby on the register
- Discharge permits in Huger
- Every permit record in Huger, 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 October 14, 2026.