Clean Water Act discharge permit · NPDES SC0029483
ALPINE UTILITIES STOOP CREEK WWTP, Columbia, SC: NPDES SC0029483 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
ALPINE UTILITIES STOOP CREEK WWTP, held by ALPINE UTILITIES STOOP CREEK W, holds NPDES permit SC0029483, which discharges to Stoop Creek-Saluda River. EPA’s file records it issued May 13, 2010 and expiring September 30, 2014. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ALPINE UTILITIES STOOP CREEK WWTP |
|---|---|
| Permittee as filed | ALPINE UTILITIES STOOP CREEK W |
| NPDES ID | SC0029483 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 13, 2010 |
| Expiration date | September 30, 2014 |
| Address | Columbia, SC 29210 |
| Receiving water | STOOP CREEK-SALUDA RIVER |
| Receiving water impaired | 303(D) Listed |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 17Pollutants on file
- 14Under a numeric limit
- 14With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 8 | 28 | 28 | June 30, 2024 | 368% over the limit |
| E. coli | 0 | 8 | 8 | July 31, 2023 | 789% over the limit |
| Coliform, fecal general | 2 | 7 | 7 | June 30, 2017 | 505% over the limit |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 13 | 5 | December 31, 2014 | 150% over the limit |
| Chlorine, total residual | 4 | 6 | 4 | February 29, 2016 | 5,689% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 1 | 1 | December 31, 2005 | 9% over the limit |
| Solids, total suspended | 4 | 4 | 0 | ||
| Nitrogen, total [as N] | 4 | 4 | 0 | ||
| Phosphorus, total [as P] | 4 | 4 | 0 | ||
| %Mortality 7Day Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| %Repro Reduc Static Renewal7D Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| Cadmium, total recoverable | 0 | 2 | 0 | ||
| Lead, total recoverable | 0 | 2 | 0 | ||
| Oxygen demand, ultimate | 2 | 1 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 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
- 7Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 17, 2023 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| October 9, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| October 9, 2023 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| August 17, 2021 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| June 24, 2019 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| June 24, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| April 19, 2018 | Permit Violations - Violation Specified in Comment | ST6 |
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.
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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 SC0029483 there.
Nearby on the register
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- Every permit record in South Carolina, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.