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Clean Water Act discharge permit · NPDES ILR10ZF7B

SANDOVAL 2 SOLAR, Centralia, IL: NPDES ILR10ZF7B discharge permit, effluent exceedances, inspections, penalties

SANDOVAL 2 SOLAR, held by Knobelsdorff Energy LLC, holds NPDES permit ILR10ZF7B. EPA’s file records it issued March 21, 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 SANDOVAL 2 SOLAR: its NPDES ID, its permit type and status, its dates, its address in Centralia, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZF7B.

Identity

Facility as filedSANDOVAL 2 SOLAR
Permittee as filedKnobelsdorff Energy LLC
NPDES IDILR10ZF7B
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 21, 2025
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressCentralia, IL 62801
Receiving water impaired303(D) Listed
SubwatershedPrairie Creek-Lost Creek (HUC 071402020811)

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 ILR10ZF7B.

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 ILR10ZF7B.

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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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 ILR10ZF7B there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES ILR10ZF7B for SANDOVAL 2 SOLAR in Centralia, IL, held by Knobelsdorff Energy LLC, which EPA's file records as issued March 21, 2025 and expiring August 31, 2028, with a status of Effective. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it reports no effluent or single-event violation on file for this permit.