Clean Water Act discharge permit · NPDES SC0048950
DUPONT COOPER RIVER PLANT, Moncks Corner, SC: NPDES SC0048950 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 79Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
DUPONT COOPER RIVER PLANT, held by DUPONT/COOPER RIVER PLANT, holds NPDES permit SC0048950, which discharges to Cooper River. EPA’s file records it issued June 17, 2008 and expiring September 30, 2010. 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 | DUPONT COOPER RIVER PLANT |
|---|---|
| Permittee as filed | DUPONT/COOPER RIVER PLANT |
| NPDES ID | SC0048950 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 17, 2008 |
| Expiration date | September 30, 2010 |
| Address | Moncks Corner, SC 29461 |
| Receiving water | Cooper River |
| Subwatershed | West Branch Cooper River (HUC 030502010701) |
| NAICS | 325220 – Artificial and Synthetic Fibers and Filaments Manufacturing |
| SIC | 2824 – Organic Fibers, Noncellulosic |
| Other EPA IDs (FRS) | RCRA handler SCD000505842; ICIS-AIR source SC00004200011 |
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
- 79Pollutants on file
- 79Under a numeric limit
- 56With a violation of any kind
- 3With 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 79 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 4 | 4 | 4 | May 31, 2017 | 120% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 2 | 2 | August 31, 2017 | 10% over the limit |
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 1 | 1 | 1 | September 30, 2017 | |
| Carbon tetrachloride | 4 | 4 | 0 | ||
| 1,2-Dichloroethane | 4 | 4 | 0 | ||
| Chloroform | 4 | 4 | 0 | ||
| Toluene | 4 | 4 | 0 | ||
| Benzene | 4 | 4 | 0 | ||
| Acenaphthylene | 4 | 4 | 0 | ||
| Acenaphthene | 4 | 4 | 0 | ||
| Acrylonitrile | 4 | 4 | 0 | ||
| Anthracene | 4 | 4 | 0 | ||
| Benzo[k]fluoranthene | 4 | 4 | 0 | ||
| Benzo[a]pyrene | 4 | 4 | 0 | ||
| Chlorobenzene | 4 | 4 | 0 | ||
| Chrysene | 4 | 4 | 0 | ||
| Diethyl phthalate | 4 | 4 | 0 | ||
| Dimethyl phthalate | 4 | 4 | 0 | ||
| Ethylbenzene | 4 | 4 | 0 | ||
| Fluoranthene | 4 | 4 | 0 | ||
| Fluorene | 4 | 4 | 0 | ||
| Hexachloroethane | 4 | 4 | 0 | ||
| Methyl chloride [Chloromethane] | 4 | 4 | 0 | ||
| Methylene chloride | 4 | 4 | 0 | ||
| Nitrobenzene | 4 | 4 | 0 | ||
| Phenanthrene | 4 | 4 | 0 | ||
| Pyrene | 4 | 4 | 0 | ||
| Tetrachloroethylene | 4 | 4 | 0 | ||
| 1,1-Dichloroethane | 4 | 4 | 0 | ||
| 1,1-Dichloroethylene | 4 | 4 | 0 | ||
| 1,1,1-Trichloroethane | 4 | 4 | 0 | ||
| 1,1,2-Trichloroethane | 4 | 4 | 0 | ||
| Benzo[a]anthracene | 4 | 4 | 0 | ||
| 1,2-Dichlorobenzene | 4 | 4 | 0 | ||
| 1,2-Dichloropropane | 4 | 4 | 0 | ||
| trans-1,2-Dichloroethylene | 4 | 4 | 0 | ||
| 1,2,4-Trichlorobenzene | 4 | 4 | 0 | ||
| 1,3-Dichlorobenzene | 4 | 4 | 0 | ||
| 1,4-Dichlorobenzene | 4 | 4 | 0 | ||
| 2-Nitrophenol | 4 | 4 | 0 | ||
| 2,4-Dimethylphenol | 4 | 4 | 0 | ||
| 2,4-Dinitrophenol | 4 | 4 | 0 | ||
| 4-Nitrophenol | 4 | 4 | 0 | ||
| 4,6-Dinitro-o-cresol | 4 | 4 | 0 | ||
| Phenol | 4 | 4 | 0 | ||
| Naphthalene | 4 | 4 | 0 | ||
| Di[2-ethylhexyl] phthalate [DEHP] | 4 | 4 | 0 | ||
| Di-n-butyl phthalate | 4 | 4 | 0 | ||
| Vinyl chloride | 4 | 4 | 0 | ||
| Trichloroethylene | 4 | 4 | 0 | ||
| Hexachlorobenzene | 4 | 4 | 0 | ||
| Hexachlorobutadiene | 4 | 4 | 0 | ||
| 1,3-Dichloropropene | 4 | 4 | 0 | ||
| 3,4-Benzofluoranthene | 4 | 4 | 0 | ||
| Chloroethane | 4 | 4 | 0 | ||
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 4 | 0 | 0 | ||
| Oxygen demand, ultimate | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 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 SC0048950.
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, SC0048950.
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 SC0048950 there.
Nearby on the register
- Discharge permits in Moncks Corner
- Every permit record in Moncks Corner, 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.