Clean Water Act discharge permit · NPDES ND0023434
BISMARCK CITY OF, Bismarck, ND: NPDES ND0023434 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 55Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
BISMARCK CITY OF, held by Bismarck City Public Works, holds NPDES permit ND0023434, which discharges to Painted Woods-Square Butte. EPA’s file records it issued June 14, 2018 and expiring June 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | BISMARCK CITY OF |
|---|---|
| Permittee as filed | Bismarck City Public Works |
| NPDES ID | ND0023434 |
| 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 | June 14, 2018 |
| Expiration date | June 30, 2023 |
| Issuing agency | North Dakota Department of Environmental Quality |
| Address | Bismarck, ND 58502 |
| Receiving water | Painted Woods-Square Butte |
| Subwatershed | Rock Haven Creek-Missouri River (HUC 101301011005) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 61Pollutants on file
- 55Under a numeric limit
- 14With 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; the 60 with the most exceedances of 61 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 8 | 7 | 7 | October 31, 2007 | 17% over the limit |
| E. coli | 5 | 12 | 6 | August 31, 2022 | 324% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 5 | 4 | 4 | February 28, 2011 | 10% over the limit |
| Pass/Fail Static Renewal 48Hr Acute Ceriodaphnia dubia | 0 | 3 | 2 | June 30, 2014 | |
| Chlorine, total residual | 1 | 2 | 2 | July 31, 2004 | 40% over the limit |
| pH | 8 | 1 | 1 | July 31, 2013 | |
| BOD, 5-day, 20 deg. C | 3 | 12 | 0 | ||
| Hardness, total [as CaCO3] | 3 | 3 | 0 | ||
| Coliform, fecal general | 0 | 3 | 0 | ||
| Flow, total | 1 | 1 | 0 | ||
| Analytical Chemistry | 0 | 1 | 0 | ||
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | 0 | 1 | 0 | ||
| Toxic Units Static 48HR Acute Ceriodaphnia dubia | 0 | 1 | 0 | ||
| TU LC50 Static Renewal 96Hr Acute Pimephales promelas | 0 | 1 | 0 | ||
| Nitrogen, ammonia total [as N] | 8 | 0 | 0 | ||
| Cyanide, total [as CN] | 6 | 0 | 0 | ||
| Arsenic, total [as As] | 6 | 0 | 0 | ||
| Beryllium, total [as Be] | 6 | 0 | 0 | ||
| Cadmium, total [as Cd] | 6 | 0 | 0 | ||
| Chromium, total [as Cr] | 6 | 0 | 0 | ||
| Copper, total [as Cu] | 6 | 0 | 0 | ||
| Lead, total [as Pb] | 6 | 0 | 0 | ||
| Thallium, total [as Tl] | 6 | 0 | 0 | ||
| Nickel, total [as Ni] | 6 | 0 | 0 | ||
| Silver, total [as Ag] | 6 | 0 | 0 | ||
| Zinc, total [as Zn] | 6 | 0 | 0 | ||
| Antimony, total [as Sb] | 6 | 0 | 0 | ||
| Selenium, total [as Se] | 6 | 0 | 0 | ||
| Total phenols | 6 | 0 | 0 | ||
| Mercury, total [as Hg] | 6 | 0 | 0 | ||
| Oil & Grease | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Temperature, water deg. centigrade | 3 | 0 | 0 | ||
| Conductivity | 3 | 0 | 0 | ||
| Alkalinity, total [as CaCO3] | 3 | 0 | 0 | ||
| Bicarbonate ion- [as HCO3] | 3 | 0 | 0 | ||
| Carbonate ion- [as CO3] | 3 | 0 | 0 | ||
| Nitrogen, total [as N] | 3 | 0 | 0 | ||
| Phosphorus, total [as P] | 3 | 0 | 0 | ||
| Calcium, total [as Ca] | 3 | 0 | 0 | ||
| Magnesium, total [as Mg] | 3 | 0 | 0 | ||
| Sodium, total [as Na] | 3 | 0 | 0 | ||
| Sodium adsorption ratio | 3 | 0 | 0 | ||
| Potassium, total [as K] | 3 | 0 | 0 | ||
| Chloride [as Cl] | 3 | 0 | 0 | ||
| Sulfate, total [as SO4] | 3 | 0 | 0 | ||
| Fluoride, total [as F] | 3 | 0 | 0 | ||
| Iron, total [as Fe] | 3 | 0 | 0 | ||
| Manganese, total [as Mn] | 3 | 0 | 0 | ||
| Sodium, % total cations | 3 | 0 | 0 | ||
| Solids, total dissolved [TDS] | 3 | 0 | 0 | ||
| Total toxic organics [TTO] [40 CFR433] | 3 | 0 | 0 | ||
| Turbidity, lab, NTU | 3 | 0 | 0 | ||
| Hardness, tot calc. [Ca, Mg, Fe] as CaC03 | 3 | 0 | 0 | ||
| Stream flow, instantaneous | 2 | 0 | 0 | ||
| Oil and grease visual | 2 | 0 | 0 | ||
| Flow, total | 1 | 0 | 0 | ||
| Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia | 1 | 0 | 0 | ||
| TU Static Renewal 96Hr Acute Pimphales promelas | 1 | 0 | 0 | ||
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | 1 | 0 | 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 ND0023434.
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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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.