Clean Water Act discharge permit · NPDES IL0002909
ALTO ICP LLC, Pekin, IL: NPDES IL0002909 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
ALTO ICP LLC, held by ILLINOIS CORN PROCESSING LLC, holds NPDES permit IL0002909, which discharges to Illinois River. EPA’s file records it issued April 19, 2017 and expiring April 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ALTO ICP LLC |
|---|---|
| Permittee as filed | ILLINOIS CORN PROCESSING LLC |
| NPDES ID | IL0002909 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 19, 2017 |
| Expiration date | April 30, 2022 |
| Address | Pekin, IL 61554 |
| Receiving water | ILLINOIS RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Pekin Lake-Illinois River (HUC 071300030304) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 6Under a numeric limit
- 10With a violation of any kind
- 5With 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 | 12 | 135 | 89 | July 31, 2026 | 3,000% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 109 | 85 | July 31, 2026 | 2,900% over the limit |
| Chlorine, total residual | 2 | 41 | 34 | May 31, 2026 | 2,180% over the limit |
| Temperature, water deg. fahrenheit | 2 | 21 | 14 | March 31, 2021 | 29% over the limit |
| pH | 6 | 23 | 6 | July 31, 2026 | |
| Flow, in conduit or thru treatment plant | 6 | 30 | 0 | ||
| Chromium, total [as Cr] | 0 | 2 | 0 | ||
| Copper, total [as Cu] | 0 | 2 | 0 | ||
| Nickel, total [as Ni] | 0 | 2 | 0 | ||
| Zinc, total [as Zn] | 0 | 2 | 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 IL0002909.
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 IL0002909 there.
Nearby on the register
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- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.