Clean Water Act discharge permit · NPDES ILR10ZF3P

ANDY'S FROZEN CUSTARD, Downers Grove, IL: NPDES ILR10ZF3P discharge permit, effluent exceedances, inspections, penalties

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

ANDY'S FROZEN CUSTARD, held by Andy's Frozen Custard, holds NPDES permit ILR10ZF3P. EPA’s file records it issued February 7, 2025 and expiring August 31, 2028. 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.

What the register holds for ANDY'S FROZEN CUSTARD: its NPDES ID, its permit type and status, its dates, its address in Downers Grove, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZF3P.

Identity

Facility as filed	ANDY'S FROZEN CUSTARD
Permittee as filed	Andy's Frozen Custard
NPDES ID	ILR10ZF3P
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	February 7, 2025
Expiration date	August 31, 2028
Issuing agency	IEPA
Address	Downers Grove, IL 60515
Receiving water impaired	303(D) Listed
Subwatershed	East Branch Du Page River (HUC 071200040804)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZF3P.

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 ILR10ZF3P.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ILR10ZF3P.

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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 ILR10ZF3P there.

Nearby on the register

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

This public-records page covers NPDES permit ILR10ZF3P, held by Andy's Frozen Custard in Downers Grove, IL, a construction stormwater permit issued by IEPA on February 7, 2025 with an expiration date of August 31, 2028 and an Effective status. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it records no effluent or single-event violation for this permit.