Clean Water Act discharge permit · NPDES ILR10ZGW0
WEST CARROLL MIDDLE SCHOOL PARKING LOT IMPROVEMENTS, Savanna, IL: NPDES ILR10ZGW0 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
WEST CARROLL MIDDLE SCHOOL PARKING LOT IMPROVEMENTS, held by Opterra Energy Services, holds NPDES permit ILR10ZGW0. EPA’s file records it issued April 29, 2026 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 WEST CARROLL MIDDLE SCHOOL PARKING LOT IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Savanna, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZGW0.
Identity
| Facility as filed | WEST CARROLL MIDDLE SCHOOL PARKING LOT IMPROVEMENTS |
|---|---|
| Permittee as filed | Opterra Energy Services |
| NPDES ID | ILR10ZGW0 |
| 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 29, 2026 |
| Expiration date | August 31, 2028 |
| Issuing agency | IEPA |
| Address | Savanna, IL 61074 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Plum River (HUC 070600051004) |
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 ILR10ZGW0.
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 ILR10ZGW0.
Inspections
EPA’s inspection file holds no inspection for NPDES ILR10ZGW0.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES ILR10ZGW0.
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, ILR10ZGW0.
Start the watch
- 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 ILR10ZGW0 there.
Nearby on the register
- Discharge permits in Savanna
- Every permit record in Savanna, A to Z
- Discharge permits in Illinois
- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.