Clean Water Act discharge permit · NPDES ILG640145

AVON WATER TREATMENT PLANT, Avon, IL: NPDES ILG640145 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
5Pollutants under a numeric limit
2Pollutants with an effluent exceedance

AVON WATER TREATMENT PLANT, held by VILLAGE OF AVON, holds NPDES permit ILG640145, which discharges to Cedar Creek. EPA’s file records it issued June 7, 2012 and expiring April 30, 2017. 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	AVON WATER TREATMENT PLANT
Permittee as filed	VILLAGE OF AVON
NPDES ID	ILG640145
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	June 7, 2012
Expiration date	April 30, 2017
Address	Avon, IL 61415
Receiving water	CEDAR CREEK
Subwatershed	Cedar Creek (HUC 071300050910)
SIC	4941 – Water Supply

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

5Pollutants on file
5Under a numeric limit
5With a violation of any kind
2With 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
Solids, total suspended	2	16	8	November 30, 2024	240% over the limit
Iron, total [as Fe]	2	13	5	November 30, 2012	323% over the limit
pH	2	8	0
Flow, in conduit or thru treatment plant	2	8	0
Chlorine, total residual	1	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 ILG640145.

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 ILG640145 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 ILG640145 for the AVON WATER TREATMENT PLANT in Avon, IL, held by VILLAGE OF AVON and discharging to Cedar Creek, with the permit listed as administratively continued. The page lists 5 pollutants on file, 5 under a numeric limit, and 2 with an effluent exceedance.