Clean Water Act discharge permit · NPDES MO0107981

BRENNENS POINT APARTMENTS WWTP, High Ridge, MO: NPDES MO0107981 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
4Pollutants with an effluent exceedance

BRENNENS POINT APARTMENTS WWTP, held by 4 Tier Management, holds NPDES permit MO0107981, which discharges to Tributary To Saline Cr.. EPA’s file records it issued August 10, 2017 and expiring August 31, 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	BRENNENS POINT APARTMENTS WWTP
Permittee as filed	4 Tier Management
NPDES ID	MO0107981
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	August 10, 2017
Expiration date	August 31, 2022
Address	High Ridge, MO 63049
Receiving water	Tributary to Saline Cr.
Subwatershed	Sugar Creek-Meramec River (HUC 071401021003)
SIC	6513 – Apartment Building Operators

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
7Under a numeric limit
7With a violation of any kind
4With 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
Chlorine, total residual	2	15	13	December 31, 2016	11,275% over the limit
BOD, 5-day, 20 deg. C	2	4	2	December 31, 2021	90% over the limit
Solids, total suspended	2	4	2	December 31, 2021	73% over the limit
Nitrogen, ammonia total [as N]	6	1	1	December 31, 2018	25% over the limit
pH	2	2	0
E. coli, colony forming units [CFU]	0	2	0
Ammonia [as N] + unionized ammonia	0	2	0
Flow, in conduit or thru treatment plant	2	0	0
E. coli	2	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

3Single-event violations

Date	What EPA recorded	Agency
June 30, 2023	Effluent Violations - Numeric effluent violation	ST6
April 4, 2022	Effluent Violations - Numeric effluent violation	ST6
May 2, 2018	Effluent Violations - Numeric effluent violation	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 MO0107981 there.

Nearby on the register

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

This public-records page covers Clean Water Act NPDES permit MO0107981 for BRENNENS POINT APARTMENTS WWTP in High Ridge, MO, held by 4 Tier Management, with a permit status of administratively continued. The listed figures are 7 for the discharger class and 4 pollutants under a numeric limit, and 4 pollutants with an effluent exceedance.