Clean Water Act discharge permit · NPDES SC0001180
SI GROUP INC/ORANGEBURG, Orangeburg, SC: NPDES SC0001180 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 10Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
SI GROUP INC/ORANGEBURG, held by SI GROUP INC, holds NPDES permit SC0001180. EPA’s file records it issued December 8, 2025 and expiring December 31, 2030. 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 | SI GROUP INC/ORANGEBURG |
|---|---|
| Permittee as filed | SI GROUP INC |
| NPDES ID | SC0001180 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 8, 2025 |
| Expiration date | December 31, 2030 |
| Issuing agency | State |
| Address | Orangeburg, SC 29115 |
| Subwatershed | Whirlwind Creek-North Fork Edisto River (HUC 030502030308) |
| NAICS | 325199 – All Other Basic Organic Chemical Manufacturing |
| SIC | 2834 – Pharmaceutical Preparations |
| Other EPA IDs (FRS) | RCRA handler SCD043384072; ICIS-AIR source SC00018600004 |
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
- 74Pollutants on file
- 10Under a numeric limit
- 71With a violation of any kind
- 4With 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; the 60 with the most exceedances of 74 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 3 | 135 | 20 | October 31, 2025 | 975% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 106 | 19 | September 30, 2024 | 137% over the limit |
| Coliform, fecal general | 0 | 68 | 10 | August 31, 2024 | 99,999% over the limit |
| % of time exceeding pH limits | 0 | 30 | 1 | June 30, 2011 | 1,600% over the limit |
| pH | 2 | 58 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 58 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 38 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 29 | 0 | ||
| Length of longest pH excursion | 1 | 29 | 0 | ||
| Methylene chloride | 0 | 20 | 0 | ||
| 1,1-Dichloroethylene | 0 | 20 | 0 | ||
| Cyanide [A] | 0 | 18 | 0 | ||
| Carbon tetrachloride | 0 | 8 | 0 | ||
| 1,2-Dichloroethane | 0 | 8 | 0 | ||
| Chloroform | 0 | 8 | 0 | ||
| Toluene | 0 | 8 | 0 | ||
| Benzene | 0 | 8 | 0 | ||
| Acenaphthylene | 0 | 8 | 0 | ||
| Acenaphthene | 0 | 8 | 0 | ||
| Acrylonitrile | 0 | 8 | 0 | ||
| Anthracene | 0 | 8 | 0 | ||
| Benzo[k]fluoranthene | 0 | 8 | 0 | ||
| Benzo[a]pyrene | 0 | 8 | 0 | ||
| Chlorobenzene | 0 | 8 | 0 | ||
| Chrysene | 0 | 8 | 0 | ||
| Diethyl phthalate | 0 | 8 | 0 | ||
| Dimethyl phthalate | 0 | 8 | 0 | ||
| Ethylbenzene | 0 | 8 | 0 | ||
| Fluoranthene | 0 | 8 | 0 | ||
| Fluorene | 0 | 8 | 0 | ||
| Hexachloroethane | 0 | 8 | 0 | ||
| Methyl chloride [Chloromethane] | 0 | 8 | 0 | ||
| Nitrobenzene | 0 | 8 | 0 | ||
| Phenanthrene | 0 | 8 | 0 | ||
| Pyrene | 0 | 8 | 0 | ||
| Tetrachloroethylene | 0 | 8 | 0 | ||
| 1,1-Dichloroethane | 0 | 8 | 0 | ||
| 1,1,1-Trichloroethane | 0 | 8 | 0 | ||
| 1,1,2-Trichloroethane | 0 | 8 | 0 | ||
| Benzo[a]anthracene | 0 | 8 | 0 | ||
| 1,2-Dichlorobenzene | 0 | 8 | 0 | ||
| 1,2-Dichloropropane | 0 | 8 | 0 | ||
| trans-1,2-Dichloroethylene | 0 | 8 | 0 | ||
| 1,2,4-Trichlorobenzene | 0 | 8 | 0 | ||
| 1,3-Dichlorobenzene | 0 | 8 | 0 | ||
| 1,4-Dichlorobenzene | 0 | 8 | 0 | ||
| 2-Chlorophenol | 0 | 8 | 0 | ||
| 2-Nitrophenol | 0 | 8 | 0 | ||
| 2,4-Dichlorophenol | 0 | 8 | 0 | ||
| 2,4-Dimethylphenol | 0 | 8 | 0 | ||
| 2,4-Dinitrotoluene | 0 | 8 | 0 | ||
| 2,4-Dinitrophenol | 0 | 8 | 0 | ||
| 2,6-Dinitrotoluene | 0 | 8 | 0 | ||
| 4-Nitrophenol | 0 | 8 | 0 | ||
| 4,6-Dinitro-o-cresol | 0 | 8 | 0 | ||
| Phenol | 0 | 8 | 0 | ||
| Naphthalene | 0 | 8 | 0 | ||
| Di[2-ethylhexyl] phthalate [DEHP] | 0 | 8 | 0 | ||
| Di-n-butyl phthalate | 0 | 8 | 0 | ||
| Vinyl chloride | 0 | 8 | 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 SC0001180.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, SC0001180.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 SC0001180 there.
Nearby on the register
- Discharge permits in Orangeburg
- Every permit record in Orangeburg, 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.