Clean Water Act discharge permit · NPDES MO0120405

KINGSTON WWTP, Kingston, MO: NPDES MO0120405 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
7Pollutants with an effluent exceedance

KINGSTON WWTP, held by City of Kingston, holds NPDES permit MO0120405, which discharges to Tributary To Shoal Cr.. EPA’s file records it issued August 2, 2018 and expiring June 30, 2022. 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	KINGSTON WWTP
Permittee as filed	City of Kingston
NPDES ID	MO0120405
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	August 2, 2018
Expiration date	June 30, 2022
Address	Kingston, MO 64650
Receiving water	Tributary to Shoal Cr.
Subwatershed	Mill Creek-Shoal Creek (HUC 102801011306)
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
11Under a numeric limit
10With a violation of any kind
7With 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
Nitrogen, ammonia total [as N]	4	13	7	June 30, 2026	925% over the limit
Solids, total suspended	2	11	4	March 31, 2019	67% over the limit
Oxygen, dissolved [DO]	0	4	4	June 30, 2026	60% over the limit
pH	2	15	2	December 31, 2019
BOD, 5-day, percent removal	1	4	2	December 31, 2024	13% over the limit
Solids, suspended percent removal	1	4	2	June 30, 2021	21% over the limit
BOD, 5-day, 20 deg. C	2	8	1	March 31, 2026	24% over the limit
Oil and grease [soxhlet extr.] tot.	2	6	0
Flow, in conduit or thru treatment plant	2	6	0
E. coli	2	6	0
Toxicity [acute], Ceriodaphnia dubia	1	0	0
Toxicity [acute], Pimephales promelas [Fathead Minnow]	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 MO0120405.

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 MO0120405 there.

Nearby on the register

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

This public-records page covers the Clean Water Act discharge permit NPDES MO0120405 for the KINGSTON WWTP in Kingston, MO, held by City of Kingston and discharging to Tributary To Shoal Cr. The permit is listed as administratively continued, with 7 pollutants under a numeric limit and 7 pollutants with an effluent exceedance, out of 12 pollutants on file. The figures reflect EPA's permit file as loaded on October 14, 2026.