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Clean Water Act discharge permit · NPDES ILPIU005O

EVONIK, Mapleton, IL: NPDES ILPIU005O discharge permit, effluent exceedances, inspections, penalties

EVONIK, held by Evonik Corporation, holds NPDES permit ILPIU005O. EPA’s file records it issued July 15, 2025 and expiring July 14, 2030. 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 EVONIK: its NPDES ID, its permit type and status, its dates, its address in Mapleton, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILPIU005O.

Identity

Facility as filedEVONIK
Permittee as filedEvonik Corporation
NPDES IDILPIU005O
Permit statusEffective
Permit typeIndividual industrial user permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJuly 15, 2025
Expiration dateJuly 14, 2030
Issuing agencyGreater Peoria Sanitary And Sewage District
AddressMapleton, IL 61547

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 ILPIU005O.

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 ILPIU005O.

Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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, ILPIU005O.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 ILPIU005O there.

Nearby on the register

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