Clean Water Act discharge permit · NPDES SC0048135
SCPSA (SANTEE COOPER)/JOHN S. RAINEY GENERATING STATION, Iva, SC: NPDES SC0048135 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 15Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
SCPSA (SANTEE COOPER)/JOHN S. RAINEY GENERATING STATION, held by South Carolina Public Service Authority - Santee Cooper, holds NPDES permit SC0048135. EPA’s file records it issued March 18, 2021 and expiring February 28, 2026. 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 | SCPSA (SANTEE COOPER)/JOHN S. RAINEY GENERATING STATION |
|---|---|
| Permittee as filed | South Carolina Public Service Authority - Santee Cooper |
| NPDES ID | SC0048135 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 18, 2021 |
| Expiration date | February 28, 2026 |
| Issuing agency | State |
| Address | Iva, SC 29655 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Lower Big Generostee Creek (HUC 030601030402) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 18Pollutants on file
- 15Under a numeric limit
- 9With 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.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 2 | 14 | 13 | May 31, 2026 | 102% over the limit |
| Oil and grease, hexane extr method | 0 | 5 | 5 | December 31, 2007 | 168% over the limit |
| Chlorine, free available | 2 | 3 | 1 | July 31, 2024 | 50% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 2 | 0 | ||
| Copper, total [as Cu] | 2 | 2 | 0 | ||
| Iron, total [as Fe] | 2 | 2 | 0 | ||
| pH | 2 | 1 | 0 | ||
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | 0 | 1 | 0 | ||
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 1 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 0 | 0 | ||
| Oil & Grease | 2 | 0 | 0 | ||
| Phosphorus, total [as P] | 2 | 0 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Zinc, total [as Zn] | 2 | 0 | 0 | ||
| Priority Pollutants | 2 | 0 | 0 | ||
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 0 | 0 | ||
| LC50 Static 48Hr Acute Ceriodaphnia dubia | 1 | 0 | 0 | ||
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | 1 | 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 SC0048135.
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 SC0048135 there.
Nearby on the register
- Discharge permits in Iva
- Every permit record in Iva, 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 September 14, 2026.