Clean Water Act discharge permit · NPDES MO0098817

MAWC INCLINE VILLAGE WWTF NO. 1, Foristell, MO: NPDES MO0098817 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
8Pollutants under a numeric limit
3Pollutants with an effluent exceedance

MAWC INCLINE VILLAGE WWTF NO. 1, held by Missouri-American Water Company, holds NPDES permit MO0098817, which discharges to Tributary To Incline Village Lake. EPA’s file records it issued February 11, 2019 and expiring December 31, 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	MAWC INCLINE VILLAGE WWTF NO. 1
Permittee as filed	Missouri-American Water Company
NPDES ID	MO0098817
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	February 11, 2019
Expiration date	December 31, 2023
Address	Foristell, MO 63348
Receiving water	Tributary to Incline Village Lake
Subwatershed	Indian Camp Creek (HUC 071100080407)
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

8Pollutants on file
8Under a numeric limit
3With a violation of any kind
3With 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
BOD, 5-day, 20 deg. C	2	27	25	November 30, 2006	400% over the limit
Solids, total suspended	2	27	25	September 30, 2008	1,078% over the limit
pH	2	3	1	January 31, 2009
Nitrogen, ammonia total [as N]	4	0	0
Flow, in conduit or thru treatment plant	2	0	0
E. coli	2	0	0
BOD, 5-day, percent removal	1	0	0
Solids, suspended percent removal	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 MO0098817.

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 MO0098817 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 MO0098817, held by Missouri-American Water Company for the MAWC INCLINE VILLAGE WWTF NO. 1 in Foristell, MO, and discharging to Tributary To Incline Village Lake. The permit is administratively continued with a Minor Discharger class, and the page lists 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance.