Clean Water Act discharge permit · NPDES MO0119938

PCSD #1- WYNDRIDGE ESTATES WWTP, St. Robert, MO: NPDES MO0119938 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
6Pollutants with an effluent exceedance

PCSD #1- WYNDRIDGE ESTATES WWTP, held by Pulaski County Sewer District No. 1, holds NPDES permit MO0119938, which discharges to Big Piney R.. EPA’s file records it issued January 11, 2017 and expiring December 31, 2021. 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	PCSD #1- WYNDRIDGE ESTATES WWTP
Permittee as filed	Pulaski County Sewer District No. 1
NPDES ID	MO0119938
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	January 11, 2017
Expiration date	December 31, 2021
Issuing agency	MODNR-Water Protection Program
Address	St. Robert, MO 65584
Receiving water	Big Piney R.
Subwatershed	Big Piney River (HUC 102902020404)
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

9Pollutants on file
0Under a numeric limit
9With 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	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
BOD, 5-day, 20 deg. C	62	54	February 28, 2014	769% over the limit
Coliform, fecal general	42	36	May 31, 2011	99,999% over the limit
Chlorine, total residual	22	12	August 31, 2011	11,525% over the limit
Solids, total suspended	20	6	January 31, 2011	220% over the limit
pH	11	1	November 30, 2005
Oil and grease [soxhlet extr.] tot.	1	1	May 31, 2012	45% over the limit
Flow, in conduit or thru treatment plant	12	0
Nitrogen, ammonia total [as N]	4	0
E. coli	4	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 MO0119938.

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

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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 MO0119938 there.

Nearby on the register

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

This public-records page covers NPDES permit MO0119938 for PCSD #1- WYNDRIDGE ESTATES WWTP in St. Robert, MO, held by Pulaski County Sewer District No. 1 and discharging to Big Piney R. The permit is listed as Effective, with a minor discharger class, issued January 11, 2017 and expiring December 31, 2021, and the page shows 6 pollutants under a numeric limit and 0 with an effluent exceedance. The status and dates reflect EPA's permit file as it stood on October 14, 2026.