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Clean Water Act discharge permit · NPDES COR414728

LEGATO, Commerce City, CO: NPDES COR414728 discharge permit, effluent exceedances, inspections, penalties

LEGATO, held by Iron Woman Construction & Environmental Services, LLC, holds NPDES permit COR414728. EPA’s file records it issued November 18, 2021 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 LEGATO: its NPDES ID, its permit type and status, its dates, its address in Commerce City, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR414728.

Identity

Facility as filedLEGATO
Permittee as filedIron Woman Construction & Environmental Services, LLC
NPDES IDCOR414728
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedNovember 18, 2021
Expiration dateMarch 31, 2024
Issuing agencySTA
AddressCommerce City, CO 80022
SubwatershedSecond Creek (HUC 101900030403)

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 COR414728.

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 COR414728.

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 COR414728 there.

Nearby on the register

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

What this page shows

The LEGATO permit, held by Iron Woman Construction & Environmental Services, LLC for its Commerce City, Colorado site under NPDES ID COR414728, is one of 463 general permit coverages on EPA's NPDES register in Adams County, this one included. It sits among 72 NPDES permits in the Second Creek subwatershed (HUC 101900030403), this one included. Of all 463 Adams County general permit coverages, this one included, 13.8% carry an earlier issue date than this permit, and 13.0% of those 463 coverages have a violation on file, while the permit itself records 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.