Clean Water Act discharge permit · NPDES SC0040215
DENMARK CITY OF, Denmark, SC: NPDES SC0040215 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
DENMARK CITY OF, held by DENMARK, CITY OF, holds NPDES permit SC0040215, which discharges to Little Salkehatchie River. EPA’s file records it issued April 15, 2009 and expiring September 30, 2012. 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 | DENMARK CITY OF |
|---|---|
| Permittee as filed | DENMARK, CITY OF |
| NPDES ID | SC0040215 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | April 15, 2009 |
| Expiration date | September 30, 2012 |
| Address | Denmark, SC 29042 |
| Receiving water | Little Salkehatchie River |
| Subwatershed | Upper Lemon Creek (HUC 030502070301) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 17Pollutants on file
- 14Under a numeric limit
- 17With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 6 | 123 | 23 | October 31, 2014 | 4,900% over the limit |
| BOD, 5-day, percent removal | 1 | 46 | 17 | February 28, 2026 | 99,999% over the limit |
| Solids, suspended percent removal | 1 | 40 | 11 | December 31, 2025 | 567% over the limit |
| E. coli | 0 | 28 | 8 | February 28, 2026 | 99,999% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 110 | 4 | September 30, 2011 | 44% over the limit |
| BOD, 5-day, 20 deg. C | 12 | 217 | 1 | November 30, 2018 | 13% over the limit |
| Solids, total suspended | 12 | 216 | 0 | ||
| Chlorine, total residual | 8 | 124 | 0 | ||
| pH | 6 | 108 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 96 | 0 | ||
| Nitrogen, nitrate total [as N] | 8 | 78 | 0 | ||
| Oxygen, dissolved [DO] | 3 | 54 | 0 | ||
| Nitrogen, total [as N] | 0 | 22 | 0 | ||
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 8 | 0 | ||
| %Mortality 7Day Chronic Ceriodaphnia dubia | 2 | 8 | 0 | ||
| %Repro Reduc Static Renewal7D Chronic Ceriodaphnia dubia | 2 | 8 | 0 | ||
| Phosphorus, total [as P] | 0 | 8 | 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
- 9Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 30, 2026 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| April 30, 2026 | Permit Violations - CWA §308 Failure to submit required permit application information | ST6 |
| January 18, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| January 2, 2024 | Permit Violations - CWA §308 Failure to submit required permit application information | ST6 |
| August 21, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
| August 21, 2019 | Management Practice Violations - Failure to Maintain Records | ST6 |
| August 21, 2019 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| August 19, 2019 | Management Practice Violations - Failure to Maintain Records | ST6 |
| August 19, 2019 | Management Practice Violations - Improper Operation and Maintenance | 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.
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 SC0040215 there.
Nearby on the register
- Discharge permits in Denmark
- Every permit record in Denmark, 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 15, 2026.