Clean Water Act discharge permit · NPDES SC0020419
MANNING WWTF, Manning, SC: NPDES SC0020419 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 14Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
MANNING WWTF holds NPDES permit SC0020419, which discharges to Pocotaligo Swamp-Pocotaligo Rv. EPA’s file records it issued August 6, 2013 and expiring August 31, 2018. 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 | MANNING WWTF |
|---|---|
| Permittee as filed | MANNING WWTF |
| NPDES ID | SC0020419 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 6, 2013 |
| Expiration date | August 31, 2018 |
| Address | Manning, SC 29102 |
| Receiving water | POCOTALIGO SWAMP-POCOTALIGO RV |
| Subwatershed | Lower Pocotaligo River (HUC 030402050407) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 21Pollutants on file
- 14Under a numeric limit
- 21With a violation of any kind
- 10With 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] | 16 | 17 | 9 | June 30, 2025 | 277% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 14 | 6 | March 31, 2018 | 68% over the limit |
| E. coli | 6 | 8 | 6 | January 31, 2022 | 593% over the limit |
| Chlorine, total residual | 8 | 10 | 4 | June 30, 2012 | 268% over the limit |
| Copper, total [as Cu] | 0 | 6 | 4 | March 31, 2013 | 56% over the limit |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 6 | 2 | January 31, 2019 | 184% over the limit |
| Solids, suspended percent removal | 2 | 4 | 2 | March 31, 2013 | 35% over the limit |
| Solids, total suspended | 8 | 9 | 1 | May 31, 2017 | 117% over the limit |
| Cadmium, total [as Cd] | 8 | 3 | 1 | October 31, 2012 | 67% over the limit |
| Coliform, fecal general | 0 | 3 | 1 | September 30, 2010 | 525% over the limit |
| Mercury, total [as Hg] | 8 | 14 | 0 | ||
| Oxygen demand, ultimate | 2 | 4 | 0 | ||
| pH | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Thallium, total [as Tl] | 8 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 2 | 0 | ||
| Lead, total [as Pb] | 0 | 2 | 0 | ||
| Nickel, total [as Ni] | 0 | 2 | 0 | ||
| %Mortality 7Day Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| %Repro Reduc Static Renewal7D Chronic Ceriodaphnia dubia | 0 | 2 | 0 | ||
| BOD, 5-day, percent removal | 2 | 1 | 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
- 12Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 13, 2025 | Pretreatment - IU Violation of Pretreatment Standards | ST6 |
| August 13, 2025 | Pretreatment - Failure to Meet Inspection and Sampling Plan for SIUs | ST6 |
| August 13, 2025 | Pretreatment - Baseline Monitoring Report Violation | ST6 |
| August 13, 2025 | Pretreatment - Failure to submit required report (non-DMR) | ST6 |
| April 14, 2022 | Pretreatment - Failure to Meet Inspection and Sampling Plan for SIUs | ST6 |
| April 12, 2022 | Pretreatment - Failure to Meet Inspection and Sampling Plan for SIUs | ST6 |
| March 23, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| June 8, 2021 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| June 8, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
| August 4, 2020 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| August 4, 2020 | Permit Violations - Violation Specified in Comment | ST6 |
| February 13, 2020 | Management Practice Violations - Failure to Maintain Records | 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 SC0020419 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.