Clean Water Act discharge permit · NPDES ND0020320
WAHPETON CITY OF, Wahpeton, ND: NPDES ND0020320 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 33Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
WAHPETON CITY OF, held by Wahpeton City Of, holds NPDES permit ND0020320, which discharges to Upper Red. EPA’s file records it issued September 12, 2016 and expiring September 30, 2021. 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 | WAHPETON CITY OF |
|---|---|
| Permittee as filed | Wahpeton City Of |
| NPDES ID | ND0020320 |
| 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 | September 12, 2016 |
| Expiration date | September 30, 2021 |
| Issuing agency | North Dakota Department of Environmental Quality |
| Address | Wahpeton, ND 58075 |
| Receiving water | Upper Red |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | County Ditch No 1-Red River (HUC 090201040401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 38Pollutants on file
- 33Under a numeric limit
- 38With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 4 | 77 | 29 | August 31, 2023 | 349% over the limit |
| pH | 8 | 73 | 15 | August 31, 2023 | |
| E. coli | 6 | 58 | 3 | August 31, 2024 | 83% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 52 | 3 | August 31, 2019 | 59% over the limit |
| TU Static Renewal 96Hr Acute Pimphales promelas | 2 | 8 | 3 | June 30, 2020 | 46% over the limit |
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | 0 | 2 | 1 | June 30, 2006 | |
| Nitrogen, ammonia total [as N] | 6 | 72 | 0 | ||
| Solids, total dissolved [TDS] | 6 | 72 | 0 | ||
| Stream flow, instantaneous | 4 | 48 | 0 | ||
| Oil & Grease | 4 | 48 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 48 | 0 | ||
| Nitrite + Nitrate total [as N] | 6 | 27 | 0 | ||
| Flow, total | 2 | 24 | 0 | ||
| Oil and grease visual | 2 | 24 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 6 | 21 | 0 | ||
| Phosphorus, total [as P] | 6 | 21 | 0 | ||
| Temperature, water deg. centigrade | 6 | 18 | 0 | ||
| Conductivity | 0 | 18 | 0 | ||
| Cyanide, total [as CN] | 6 | 15 | 0 | ||
| Total phenols | 6 | 15 | 0 | ||
| Hardness, total [as CaCO3] | 6 | 12 | 0 | ||
| Arsenic, total [as As] | 6 | 12 | 0 | ||
| Beryllium, total [as Be] | 6 | 12 | 0 | ||
| Cadmium, total [as Cd] | 6 | 12 | 0 | ||
| Chromium, total [as Cr] | 6 | 12 | 0 | ||
| Copper, total [as Cu] | 6 | 12 | 0 | ||
| Lead, total [as Pb] | 6 | 12 | 0 | ||
| Thallium, total [as Tl] | 6 | 12 | 0 | ||
| Nickel, total [as Ni] | 6 | 12 | 0 | ||
| Silver, total [as Ag] | 6 | 12 | 0 | ||
| Zinc, total [as Zn] | 6 | 12 | 0 | ||
| Antimony, total [as Sb] | 6 | 12 | 0 | ||
| Selenium, total [as Se] | 6 | 12 | 0 | ||
| Mercury, total [as Hg] | 6 | 12 | 0 | ||
| Coliform, fecal general | 0 | 12 | 0 | ||
| Molybdenum, total [as Mo] | 0 | 9 | 0 | ||
| Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia | 2 | 4 | 0 | ||
| Pass/Fail Static Renewal 48Hr Acute Ceriodaphnia dubia | 0 | 2 | 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 18, 2020 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| August 28, 2019 | Reporting Violations - Improper/ Incorrect Reporting | 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 ND0020320 there.
Nearby on the register
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- Discharge permits in North Dakota
- Every permit record in North Dakota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.