Clean Water Act discharge permit · NPDES ILG840111
FERMILAB, Batavia, IL: NPDES ILG840111 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 3Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
FERMILAB, held by FERMILAB-US DEPT OF ENERGY, holds NPDES permit ILG840111, which discharges to Unnamed Trib Of Indian Creek. EPA’s file records it issued July 9, 1999 and expiring May 31, 2002. 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.
Identity
| Facility as filed | FERMILAB |
|---|---|
| Permittee as filed | FERMILAB-US DEPT OF ENERGY |
| NPDES ID | ILG840111 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Federal facility |
| Issued | July 9, 1999 |
| Expiration date | May 31, 2002 |
| Address | Batavia, IL 60510 |
| Receiving water | UNNAMED TRIB OF INDIAN CREEK |
| Subwatershed | Town of Geneva-Fox River (HUC 071200070106) |
| Other EPA IDs (FRS) | RCRA handler IL6890030046; ICIS-AIR source IL000043807AAI |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 3Pollutants on file
- 3Under a numeric limit
- 3With a violation of any kind
- 2With 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 | 6 | 26 | 20 | August 31, 2001 | 43,614% over the limit |
| pH | 6 | 11 | 5 | May 31, 2002 | |
| Flow, in conduit or thru treatment plant | 6 | 3 | 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 ILG840111.
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
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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 ILG840111 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.