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Clean Water Act discharge permit · NPDES ILR10ZEFF

ALGONQUIN MEADOWS, Algonquin, IL: NPDES ILR10ZEFF discharge permit, effluent exceedances, inspections, penalties

ALGONQUIN MEADOWS, held by CalAtlantic Group, LLC, holds NPDES permit ILR10ZEFF. EPA’s file records it issued July 30, 2024 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 ALGONQUIN MEADOWS: its NPDES ID, its permit type and status, its dates, its address in Algonquin, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZEFF.

Identity

Facility as filedALGONQUIN MEADOWS
Permittee as filedCalAtlantic Group, LLC
NPDES IDILR10ZEFF
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJuly 30, 2024
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressAlgonquin, IL 60102
SubwatershedJelkes Creek-Fox River (HUC 071200061206)

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 ILR10ZEFF.

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 ILR10ZEFF.

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 ILR10ZEFF 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 NPDES permit ILR10ZEFF for ALGONQUIN MEADOWS in Algonquin, IL, held by CalAtlantic Group, LLC, and lists its status as Effective with a minor discharger class. The page reports 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit issued July 30, 2024 and expiring August 31, 2028.