Clean Water Act discharge permit · NPDES SC0022870
GREENWOOD WEST ALEXANDER WWTF, Greenwood, SC: NPDES SC0022870 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 14Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
GREENWOOD WEST ALEXANDER WWTF, held by GREENWOOD METROPOLITAN DISTRICT, holds NPDES permit SC0022870. EPA’s file records it issued November 19, 2018 and expiring December 31, 2023. 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 | GREENWOOD WEST ALEXANDER WWTF |
|---|---|
| Permittee as filed | GREENWOOD METROPOLITAN DISTRICT |
| NPDES ID | SC0022870 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 19, 2018 |
| Expiration date | December 31, 2023 |
| Issuing agency | State |
| Address | Greenwood, SC 29646 |
| Subwatershed | Upper Hard Labor Creek (HUC 030601070101) |
| 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
- 14Under a numeric limit
- 17With 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 |
|---|---|---|---|---|---|
| Cyanide, total [as CN] | 0 | 43 | 39 | December 31, 2018 | 289% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 40 | 28 | February 28, 2026 | 1,003% over the limit |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 15 | 13 | December 31, 2019 | 168% over the limit |
| Copper, total [as Cu] | 0 | 15 | 7 | November 30, 2007 | 76% over the limit |
| Cyanide [A] | 4 | 4 | 4 | November 30, 2024 | 2,456% over the limit |
| Coliform, fecal general | 0 | 7 | 3 | January 31, 2009 | 50% over the limit |
| E. coli | 4 | 3 | 3 | March 31, 2021 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 13 | 1 | April 30, 2008 | 3% over the limit |
| pH | 2 | 7 | 1 | February 28, 2013 | |
| BOD, 5-day, percent removal | 1 | 6 | 1 | February 28, 2018 | 99,999% over the limit |
| Solids, total suspended | 4 | 12 | 0 | ||
| Nitrogen, total [as N] | 4 | 8 | 0 | ||
| Phosphorus, total [as P] | 4 | 8 | 0 | ||
| Chlorine, total residual | 4 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 6 | 0 | ||
| Solids, suspended percent removal | 1 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 3 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 4, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
| June 3, 2019 | 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.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, SC0022870.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 SC0022870 there.
Nearby on the register
- Discharge permits in Greenwood
- Every permit record in Greenwood, 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 October 14, 2026.