Clean Water Act discharge permit · NPDES IL0033618

VILLA PARK WET WEATHER STP, VILLAGE OF, Villa Park, IL: NPDES IL0033618 discharge permit, effluent exceedances, inspections, penalties

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

VILLA PARK WET WEATHER STP, VILLAGE OF, held by VILLA PARK, VILLAGE OF, holds NPDES permit IL0033618, which discharges to Salt Creek. EPA’s file records it issued September 23, 2020 and expiring September 30, 2025. 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	VILLA PARK WET WEATHER STP, VILLAGE OF
Permittee as filed	VILLA PARK, VILLAGE OF
NPDES ID	IL0033618
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	September 23, 2020
Expiration date	September 30, 2025
Address	Villa Park, IL 60181
Receiving water	SALT CREEK
Receiving water impaired	303(D) Listed
Subwatershed	Lower Salt Creek (HUC 071200040404)
Program components on file	CSO, POTW, Pretreatment
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

11Pollutants on file
10Under a numeric limit
8With 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
Coliform, fecal general	2	134	125	April 30, 2026	119,900% over the limit
BOD, 5-day, 20 deg. C	3	45	35	October 31, 2020	487% over the limit
Solids, total suspended	3	43	32	October 31, 2019	523% over the limit
pH	4	25	3	October 31, 2017
Chlorine, total residual	2	11	1	February 28, 2009	833% over the limit
Flow, total	2	4	0
Flow	0	4	0
Nitrogen, ammonia total [as N]	2	1	0
Overflows	4	0	0
Oxygen, dissolved [DO]	3	0	0
Phosphorus, total [as P]	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

2Single-event violations

Date	What EPA recorded	Agency
August 1, 2026	Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment	ST6
January 9, 2026	Wet-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment	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

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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 IL0033618 there.

Nearby on the register

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

This public-records page covers NPDES permit IL0033618, held by the Village of Villa Park for its wet weather sewage treatment plant, which discharges to Salt Creek in the Lower Salt Creek subwatershed (HUC 071200040404). The page lists a permit status of administratively continued, a Minor Discharger class, 10 pollutants under a numeric limit, and 5 pollutants with an effluent exceedance.