Clean Water Act discharge permit · NPDES SC0042803
ARCHROMA US INC/MARTIN PLANT, Martin, SC: NPDES SC0042803 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 15Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
ARCHROMA US INC/MARTIN PLANT holds NPDES permit SC0042803, which discharges to Internal Outfall-Savannah Rvr. EPA’s file records it issued August 25, 2017 and expiring September 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ARCHROMA US INC/MARTIN PLANT |
|---|---|
| Permittee as filed | ARCHROMA US INC/MARTIN PLANT |
| NPDES ID | SC0042803 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | August 25, 2017 |
| Expiration date | September 30, 2022 |
| Address | Martin, SC 29836 |
| Receiving water | INTERNAL OUTFALL-SAVANNAH RVR |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Smith Lake Creek-Savannah River (HUC 030601060905) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 73Pollutants on file
- 15Under a numeric limit
- 72With 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 73 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 12 | 294 | 14 | July 31, 2026 | 115% over the limit |
| pH | 8 | 194 | 8 | March 31, 2007 | |
| Solids, total suspended | 12 | 283 | 3 | May 31, 2026 | 338% over the limit |
| Mercury, total [as Hg] | 4 | 3 | 3 | September 30, 2024 | 508% over the limit |
| Flow, in conduit or thru treatment plant | 8 | 188 | 0 | ||
| Nitrogen, ammonia total [as N] | 6 | 140 | 0 | ||
| Oxygen demand, ultimate | 12 | 138 | 0 | ||
| Length of longest pH excursion | 3 | 70 | 0 | ||
| % of time exceeding pH limits | 3 | 70 | 0 | ||
| E. coli | 2 | 46 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 24 | 0 | ||
| 1,2,4-Trichlorobenzene | 12 | 4 | 0 | ||
| Di[2-ethylhexyl] phthalate [DEHP] | 12 | 4 | 0 | ||
| Cyanide, total [as CN] | 0 | 4 | 0 | ||
| Chromium, total [as Cr] | 0 | 4 | 0 | ||
| Copper, total [as Cu] | 0 | 4 | 0 | ||
| Lead, total [as Pb] | 0 | 4 | 0 | ||
| Nickel, total [as Ni] | 0 | 4 | 0 | ||
| Zinc, total [as Zn] | 0 | 4 | 0 | ||
| Carbon tetrachloride | 0 | 4 | 0 | ||
| 1,2-Dichloroethane | 0 | 4 | 0 | ||
| Chloroform | 0 | 4 | 0 | ||
| Toluene | 0 | 4 | 0 | ||
| Benzene | 0 | 4 | 0 | ||
| Acenaphthylene | 0 | 4 | 0 | ||
| Acenaphthene | 0 | 4 | 0 | ||
| Acrylonitrile | 0 | 4 | 0 | ||
| Anthracene | 0 | 4 | 0 | ||
| Benzo[k]fluoranthene | 0 | 4 | 0 | ||
| Benzo[a]pyrene | 0 | 4 | 0 | ||
| Chlorobenzene | 0 | 4 | 0 | ||
| Chrysene | 0 | 4 | 0 | ||
| Diethyl phthalate | 0 | 4 | 0 | ||
| Dimethyl phthalate | 0 | 4 | 0 | ||
| Ethylbenzene | 0 | 4 | 0 | ||
| Fluoranthene | 0 | 4 | 0 | ||
| Fluorene | 0 | 4 | 0 | ||
| Hexachloroethane | 0 | 4 | 0 | ||
| Methyl chloride [Chloromethane] | 0 | 4 | 0 | ||
| Methylene chloride | 0 | 4 | 0 | ||
| Nitrobenzene | 0 | 4 | 0 | ||
| Phenanthrene | 0 | 4 | 0 | ||
| Tetrachloroethylene | 0 | 4 | 0 | ||
| 1,1-Dichloroethylene | 0 | 4 | 0 | ||
| 1,1,1-Trichloroethane | 0 | 4 | 0 | ||
| 1,1,2-Trichloroethane | 0 | 4 | 0 | ||
| Benzo[a]anthracene | 0 | 4 | 0 | ||
| 1,2-Dichlorobenzene | 0 | 4 | 0 | ||
| 1,2-Dichloropropane | 0 | 4 | 0 | ||
| trans-1,2-Dichloroethylene | 0 | 4 | 0 | ||
| 1,3-Dichlorobenzene | 0 | 4 | 0 | ||
| 1,4-Dichlorobenzene | 0 | 4 | 0 | ||
| 2-Chlorophenol | 0 | 4 | 0 | ||
| 2-Nitrophenol | 0 | 4 | 0 | ||
| 2,4-Dichlorophenol | 0 | 4 | 0 | ||
| 2,4-Dimethylphenol | 0 | 4 | 0 | ||
| 2,4-Dinitrotoluene | 0 | 4 | 0 | ||
| 2,4-Dinitrophenol | 0 | 4 | 0 | ||
| 2,6-Dinitrotoluene | 0 | 4 | 0 | ||
| 4-Nitrophenol | 0 | 4 | 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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 19, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| September 15, 2023 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| August 8, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| August 10, 2017 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| August 10, 2017 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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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Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.