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Clean Water Act discharge permit · NPDES ILR10ZFVY

RILEY CREEK SOLAR NORTH, Mattoon, IL: NPDES ILR10ZFVY discharge permit, effluent exceedances, inspections, penalties

RILEY CREEK SOLAR NORTH, held by Nexamp, holds NPDES permit ILR10ZFVY. EPA’s file records it issued July 31, 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 RILEY CREEK SOLAR NORTH: its NPDES ID, its permit type and status, its dates, its address in Mattoon, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZFVY.

Identity

Facility as filedRILEY CREEK SOLAR NORTH
Permittee as filedNexamp
NPDES IDILR10ZFVY
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJuly 31, 2025
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressMattoon, IL 61938
SubwatershedRiley Creek (HUC 051201120601)

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 ILR10ZFVY.

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 ILR10ZFVY.

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

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, ILR10ZFVY.

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  • 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 ILR10ZFVY there.

Nearby on the register

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

What this page shows

Riley Creek Solar North, a Storm Water Construction coverage in Mattoon, Illinois, is one of 14 storm water construction permits in the city on EPA's NPDES register, including this one. The permit sits among 24 NPDES permits in the Riley Creek subwatershed, this one included. Of the 14 storm water construction permits in Mattoon, 42.9% were issued earlier than this one, and 0.0% of them carry a violation on file.