Clean Water Act discharge permit · NPDES SC0047856
PICKENS CO 18-MILE CREEK MIDDLE WWTF, Central, SC: NPDES SC0047856 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 16Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
PICKENS CO 18-MILE CREEK MIDDLE WWTF, held by PICKENS COUNTY MIDDLE REG WWTP, holds NPDES permit SC0047856. EPA’s file records it issued June 8, 2020 and expiring August 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PICKENS CO 18-MILE CREEK MIDDLE WWTF |
|---|---|
| Permittee as filed | PICKENS COUNTY MIDDLE REG WWTP |
| NPDES ID | SC0047856 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | June 8, 2020 |
| Expiration date | August 31, 2024 |
| Issuing agency | State |
| Address | Central, SC 29630 |
| Subwatershed | Lower Eighteenmile Creek (HUC 030601010602) |
| Program components on file | Biosolids, POTW, Pretreatment |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 17Pollutants on file
- 16Under a numeric limit
- 10With a violation of any kind
- 5With 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 | 17 | 17 | March 31, 2026 | 398% over the limit |
| E. coli | 4 | 15 | 5 | March 31, 2026 | 99,999% over the limit |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 6 | 4 | August 31, 2024 | 300% over the limit |
| Phosphorus, total [as P] | 4 | 3 | 3 | November 30, 2017 | 20% over the limit |
| Coliform, fecal general | 0 | 1 | 1 | February 28, 2013 | 25% over the limit |
| Nitrogen, total [as N] | 4 | 6 | 0 | ||
| Solids, total suspended | 4 | 5 | 0 | ||
| Copper, total [as Cu] | 4 | 4 | 0 | ||
| Mercury, total [as Hg] | 4 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| BOD, 5-day, 20 deg. C | 8 | 0 | 0 | ||
| Oxygen demand, ultimate | 4 | 0 | 0 | ||
| Chlorine, total residual | 4 | 0 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 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
- 10Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 12, 2026 | Pretreatment - IU Violation of Pretreatment Standards | ST6 |
| September 7, 2023 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| February 23, 2022 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| February 7, 2022 | Management Practice Violations - Failure to Conduct Inspections | ST6 |
| February 7, 2022 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| February 7, 2022 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| February 7, 2022 | Management Practice Violations - Failure to Maintain Records | ST6 |
| February 7, 2022 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| April 19, 2021 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| September 18, 2020 | 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.
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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 SC0047856 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.