Clean Water Act discharge permit · NPDES MO0022942

BISMARCK WWTP, Bismarck, MO: NPDES MO0022942 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
5Pollutants with an effluent exceedance

BISMARCK WWTP, held by City of Bismarck, holds NPDES permit MO0022942, which discharges to Tributary To Flat River. EPA’s file records it issued December 5, 2018 and expiring June 30, 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	BISMARCK WWTP
Permittee as filed	City of Bismarck
NPDES ID	MO0022942
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	December 5, 2018
Expiration date	June 30, 2023
Address	Bismarck, MO 63624
Receiving water	Tributary to Flat River
Subwatershed	Flat River (HUC 071401040108)
Program components on file	Biosolids, POTW
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

12Pollutants on file
10Under a numeric limit
12With a violation of any kind
5With 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	2	39	25	December 31, 2012	420% over the limit
BOD, 5-day, 20 deg. C	2	38	23	December 31, 2012	215% over the limit
Ammonia [as N] + unionized ammonia	0	2	2	January 31, 2013	478% over the limit
pH	2	3	1	October 31, 2016
Nitrogen, ammonia total [as N]	2	3	1	June 30, 2026	206% over the limit
Nitrogen, total [as N]	4	4	0
Phosphorus, total [as P]	4	4	0
Flow, in conduit or thru treatment plant	2	4	0
Oil and grease [soxhlet extr.] tot.	2	2	0
E. coli	0	2	0
BOD, 5-day, percent removal	1	1	0
Solids, suspended percent removal	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

1Single-event violations

Date	What EPA recorded	Agency
June 21, 2023	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.

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, MO0022942.

Start the watch

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 MO0022942 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MO0022942 for the BISMARCK WWTP in Bismarck, MO, held by the City of Bismarck, which discharges to Tributary to Flat River within the Flat River subwatershed (HUC 071401040108). The permit is listed as administratively continued, with a Minor discharger class of 10, 5 pollutants under a numeric limit, and 5 pollutants with an effluent exceedance. Per EPA's permit file as loaded on October 14, 2026, the permit was issued December 5, 2018 and expired June 30, 2023.