Clean Water Act discharge permit · NPDES NC0020834

WARRENTON WWTP, Warrenton, NC: NPDES NC0020834 discharge permit, effluent exceedances, inspections, penalties

Name: WARRENTON WWTP, NPDES NC0020834: Clean Water Act discharge permit record
Creator: Velarion Records
License: https://www.usa.gov/government-works

Administratively continuedPermit status
MajorDischarger class
17Pollutants under a numeric limit
4Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

WARRENTON WWTP, held by Town of Warrenton, holds NPDES permit NC0020834. EPA’s file records it issued March 31, 2021 and expiring October 31, 2025.

WARRENTON WWTP, Warrenton, North Carolina: Individual permit NC0020834, held by Town of Warrenton; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued March 31, 2021, term to October 31, 2025.

BOD, 5-day, 20 deg. C: 5 limits, 38 violations of any kind, 2 effluent exceedances, latest July 31, 2022, largest 73% over the limit.
Coliform, fecal MF, MFC broth, 44.5 C: 2 limits, 7 violations of any kind, 1 effluent exceedance, latest March 31, 2025, largest 22% over the limit.
pH: 2 limits, 5 violations of any kind, 1 effluent exceedance, latest February 28, 2014.
Cyanide, total [as CN]: 2 limits, 5 violations of any kind, 1 effluent exceedance, latest May 31, 2018, largest 97% over the limit.
Nitrogen, total [as N]: 2 limits, 114 violations of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 2 limits, 114 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 3 limits, 37 violations of any kind, 0 effluent exceedances.
Nitrogen, ammonia total [as N]: 4 limits, 25 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 1 limit, 3 violations of any kind, 0 effluent exceedances.
Flow, total: 1 limit, 3 violations of any kind, 0 effluent exceedances.
Temperature, water deg. centigrade: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Oxygen, dissolved [DO]: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Nitrogen, Kjeldahl, total [as N]: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Nitrite + Nitrate total [as N]: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Chlorine, total residual: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Copper, total [as Cu]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Thallium, total [as Tl]: 1 limit, 1 violation of any kind, 0 effluent exceedances.

February 13, 2026: Notice of Violation (State).
January 22, 2026: Evaluation (S).
February 8, 2022: Permit Violations - Unapproved Operation (ST6).

North Carolina holds 95 Publicly owned treatment works coverages of this permit type in EPA’s file; 79 were issued before NC0020834. Town of Warrenton holds 3 permits in North Carolina.

Other permits held by Town of Warrenton

WARRENTON WWTP, Warrenton: NCG110087, issued June 1, 2023
TOWN OF WARRENTON, Warrenton: NCL020834, issued January 1, 2021

Coverages issued nearest NC0020834

January 27, 2021: GUC WWTP, Greenville, NC0023931, held by Greenville Utilities Commission
February 1, 2021: FARMVILLE WWTP, Farmville, NC0029572, held by Town of Farmville
February 25, 2021: LOUISBURG WATER RECLAMATION FACILITY, Louisburg, NC0020231, held by Town of Louisburg
February 25, 2021: OXFORD WWTP, Oxford, NC0025054, held by City of Oxford
March 2, 2021: GUNPOWDER CREEK WWTP, Hudson, NC0023736, held by City of Lenoir
March 31, 2021: FRANKLIN COUNTY WWTP, Franklinton, NC0069311, held by Franklin County
May 12, 2021: THURMAN STREET WWTP, North Wilkesboro, NC0020761, held by Town of North Wilkesboro
May 21, 2021: NORTHEAST WWTP, Hickory, NC0020401, held by City of Hickory
May 21, 2021: CENTRAL JOHNSTON COUNTY WWTP, Smithfield, NC0030716, held by Johnston County Public Utilities
May 25, 2021: SCOTLAND NECK WWTP, Scotland Neck, NC0023337, held by Town of Scotland Neck

WARRENTON WWTP among its neighbors

EPA’s permit file holds 2 discharge permits in the Lower Shocco Creek subwatershed (HUC 030201020104), NC0020834 among them. Its county holds 13, 1 of them major permits; NC0020834 is a major permit.

Other permits in the Lower Shocco Creek subwatershed (HUC 030201020104)

WARRENTON WWTP, Warrenton: NCG110087, minor permit, permit term to May 31, 2028

Identity

Facility as filed	WARRENTON WWTP
Permittee as filed	Town of Warrenton
NPDES ID	NC0020834
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	March 31, 2021
Expiration date	October 31, 2025
Address	Warrenton, NC 27589
Subwatershed	Lower Shocco Creek (HUC 030201020104)
Program components on file	Biosolids, POTW
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

17Pollutants on file
17Under a numeric limit
17With 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, 5-day, 20 deg. C	5	38	2	July 31, 2022	73% over the limit
Coliform, fecal MF, MFC broth, 44.5 C	2	7	1	March 31, 2025	22% over the limit
pH	2	5	1	February 28, 2014
Cyanide, total [as CN]	2	5	1	May 31, 2018	97% over the limit
Nitrogen, total [as N]	2	114	0
Phosphorus, total [as P]	2	114	0
Solids, total suspended	3	37	0
Nitrogen, ammonia total [as N]	4	25	0
Flow, in conduit or thru treatment plant	1	3	0
Flow, total	1	3	0
Temperature, water deg. centigrade	1	2	0
Oxygen, dissolved [DO]	1	2	0
Nitrogen, Kjeldahl, total [as N]	1	2	0
Nitrite + Nitrate total [as N]	1	2	0
Chlorine, total residual	1	2	0
Copper, total [as Cu]	1	1	0
Thallium, total [as Tl]	1	1	0

Inspections, violations and enforcement

1Single-event violations

Date	What EPA recorded	Agency
February 8, 2022	Permit Violations - Unapproved Operation	ST6

Inspections

Date	What EPA recorded	Agency
January 22, 2026	Evaluation	S

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

Date	What EPA recorded	Agency
February 13, 2026	Notice of Violation	State

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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

The page is a Velarion Records entry for NPDES permit NC0020834, held by the Town of Warrenton for the WARRENTON WWTP in Warrenton, NC, and tracked in the Lower Shocco Creek subwatershed (HUC 030201020104). It shows the permit as administratively continued, a Major Discharger class facility, with 17 pollutants on file, 4 of which carry an effluent exceedance.