Clean Water Act discharge permit · NPDES COR418781

HORIZON UPTOWN FILING NO. 3, Aurora, CO: NPDES COR418781 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

HORIZON UPTOWN FILING NO. 3, held by Meritage Homes, holds NPDES permit COR418781. EPA’s file records it issued November 23, 2022 and expiring March 31, 2024. 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 HORIZON UPTOWN FILING NO. 3: its NPDES ID, its permit type and status, its dates, its address in Aurora, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR418781.

Identity

Facility as filed	HORIZON UPTOWN FILING NO. 3
Permittee as filed	Meritage Homes
NPDES ID	COR418781
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	November 23, 2022
Expiration date	March 31, 2024
Issuing agency	STA
Address	Aurora, CO 80018
Subwatershed	Sand Creek (HUC 101900030204)

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 COR418781.

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 COR418781.

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, COR418781.

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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 COR418781 there.

Nearby on the register

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

Horizon Uptown Filing No. 3, a general permit coverage in Aurora, Colorado, is one of 360 such coverages in Arapahoe County, and 10.8% of those coverages have a violation on file. Among those same 360 coverages, 13.3% were issued earlier than this one, and the permit sits within a group of 190 NPDES permits in the Sand Creek subwatershed. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance, both counted at 0.