Clean Water Act discharge permit · NPDES NC0023931
GUC WWTP, Greenville, NC: NPDES NC0023931 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 14Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
GUC WWTP, held by Greenville Utilities Commission, holds NPDES permit NC0023931. EPA’s file records it issued January 27, 2021 and expiring October 31, 2025. 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 | GUC WWTP |
|---|---|
| Permittee as filed | Greenville Utilities Commission |
| NPDES ID | NC0023931 |
| 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 | January 27, 2021 |
| Expiration date | October 31, 2025 |
| Address | Greenville, NC 27835 |
| Subwatershed | Palmetto Swamp (HUC 030202020501) |
| 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
- 14Pollutants on file
- 14Under a numeric limit
- 14With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 5 | 25 | 1 | June 30, 2025 | 35% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 24 | 1 | October 31, 2022 | 70% over the limit |
| Coliform, fecal MF, MFC broth, 44.5 C | 2 | 5 | 1 | June 30, 2025 | 17,232% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 5 | 1 | February 28, 2021 | 2% over the limit |
| Nitrogen, total [as N] | 2 | 122 | 0 | ||
| Phosphorus, total [as P] | 2 | 122 | 0 | ||
| Solids, total suspended | 3 | 31 | 0 | ||
| Flow, total | 1 | 4 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Temperature, water deg. centigrade | 1 | 1 | 0 | ||
| Conductivity | 1 | 1 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 1 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES NC0023931.
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 NC0023931 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.