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Special Warehousing And Storage, Charleston, South Carolina. NPDES permit SC0001350 expired Aug 31, 2015; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | instantaneous minimum | ≥ 6.5 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 8.5 SU | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ 5.9 ug/L | all year | 001 |
| Organics, gasoline range | daily maximum | report only (mg/L) | all year | 001 |
| Acenaphthylene | daily maximum | report only (ug/L) | all year | 001 |
| Fluorene | daily maximum | report only (ug/L) | all year | 001 |
| Naphthalene | daily maximum | report only (ug/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Duration of discharge | daily maximum | report only (d/mo) | all year | 001 |
| Discharge event observation [Visual Monitoring] | daily maximum | report only (N=0;Y=1) | all year | 001 |
| NOEL Static Renewal 7Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average | report only (%) | all year | 001 |
| NOEL Static Renewal 7Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | maximum | report only (%) | all year | 001 |
| % Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average | report only (%) | all year | 001 |
| % Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | maximum | report only (%) | all year | 001 |
| %Mortality 7Day Chronic Mysid. Bahia | monthly average | report only (%) | all year | 001 |
| %Mortality 7Day Chronic Mysid. Bahia | maximum | report only (%) | all year | 001 |
| %Repro Reduc Static Renewal 7D Americamysis bahia (formerly Mysidopsis bahia) | monthly average | report only (%) | all year | 001 |
| %Repro Reduc Static Renewal 7D Americamysis bahia (formerly Mysidopsis bahia) | maximum | report only (%) | all year | 001 |
| pH | instantaneous minimum | ≥ 6.5 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 8.5 SU | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 50 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Mercury, total [as Hg] | daily maximum | report only (ng/L) | all year | 002 |
| Duration of discharge | daily maximum | report only (d/mo) | all year | 002 |
Cited limits by parameter: South Carolina's rules and the federal ones.
Same industry: the 3 Motor Freight Transportation and Warehousing permits in South Carolina.
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Your permit document is the final word. As JSON: /api/v1/permits/SC0001350 · MCP: https://passage-data.com/mcp