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Clean Water Act discharge permit · NPDES ILR10ZG86

TSS 304 BILTER SUBSTATION, Aurora, IL: NPDES ILR10ZG86 discharge permit, effluent exceedances, inspections, penalties

TSS 304 BILTER SUBSTATION, held by Edged Data Center, holds NPDES permit ILR10ZG86. EPA’s file records it issued October 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 TSS 304 BILTER SUBSTATION: its NPDES ID, its permit type and status, its dates, its address in Aurora, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZG86.

Identity

Facility as filedTSS 304 BILTER SUBSTATION
Permittee as filedEdged Data Center
NPDES IDILR10ZG86
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedOctober 26, 2025
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressAurora, IL 60502
SubwatershedLower West Branch Du Page River (HUC 071200040805)

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR10ZG86.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR10ZG86.

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, ILR10ZG86.

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  • One permit holder — $99/month
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How we handle your data → Privacy

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 ILR10ZG86 there.

Nearby on the register

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

What this page shows

A violation on file applies to 0.0% of the 54 storm water construction permits in Aurora. TSS 304 BILTER SUBSTATION is among the 54 such permits on EPA's NPDES register in Aurora, and the Lower West Branch Du Page River subwatershed holds 56 NPDES permits, including this permit.