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Clean Water Act discharge permit · NPDES ILR10ZAQT

STONEWATER, Wonder Lake, IL: NPDES ILR10ZAQT discharge permit, effluent exceedances, inspections, penalties

STONEWATER, held by D.R HORTON - MIDWEST, holds NPDES permit ILR10ZAQT. EPA’s file records it issued December 12, 2023 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 STONEWATER: its NPDES ID, its permit type and status, its dates, its address in Wonder Lake, Illinois. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR10ZAQT.

Identity

Facility as filedSTONEWATER
Permittee as filedD.R HORTON - MIDWEST
NPDES IDILR10ZAQT
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedDecember 12, 2023
Expiration dateAugust 31, 2028
Issuing agencyIEPA
AddressWonder Lake, IL 60097
SubwatershedWonder Lake-Nippersink Creek (HUC 071200060905)

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 ILR10ZAQT.

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 ILR10ZAQT.

Inspections

EPA’s inspection file holds no inspection for NPDES ILR10ZAQT.

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 ILR10ZAQT.

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, ILR10ZAQT.

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How often?
  • 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 ILR10ZAQT there.

Nearby on the register

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

What this page shows

The STONEWATER storm water construction permit is one of 8 such permits on EPA's NPDES register in Wonder Lake, Illinois, and it sits within a subwatershed that holds 11 NPDES permits in total, this one included. Of those 8 Wonder Lake storm water construction permits, 25.0% were issued earlier than this one, and 0.0% of them have a violation on file, a figure that matches this permit's own record of zero pollutants with an effluent exceedance.