Clean Water Act discharge permit · NPDES ILR10ZFEA

CONTRACT 64N01 I-88, Rockfalls, IL: NPDES ILR10ZFEA discharge permit, effluent exceedances, inspections, penalties

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

CONTRACT 64N01 I-88, held by Helm Civil, holds NPDES permit ILR10ZFEA. EPA’s file records it issued April 26, 2025 and expiring August 31, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for CONTRACT 64N01 I-88: its NPDES ID, its permit type and status, its dates, its address in Rockfalls, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZFEA.

Identity

Facility as filed	CONTRACT 64N01 I-88
Permittee as filed	Helm Civil
NPDES ID	ILR10ZFEA
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	April 26, 2025
Expiration date	August 31, 2028
Issuing agency	IEPA
Address	Rockfalls, IL 61071
Subwatershed	Howland Creek (HUC 070900050609)

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 ILR10ZFEA.

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 ILR10ZFEA.

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 ILR10ZFEA there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers NPDES permit ILR10ZFEA, held by Helm Civil for CONTRACT 64N01 I-88 in Rockfalls, IL, a construction stormwater coverage under a general permit with a Minor Discharger class. The page lists a status of Effective, an issue date of April 26, 2025, an expiration date of August 31, 2028, and 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.