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Clean Water Act discharge permit · NPDES COR416973

52ND & EMERSON WATER QUALITY FACILITY (AKA HERON POND), Denver, CO: NPDES COR416973 discharge permit, effluent exceedances, inspections, penalties

52ND & EMERSON WATER QUALITY FACILITY (AKA HERON POND), held by Iron Woman Construction and Environmental Services, holds NPDES permit COR416973. EPA’s file records it issued June 6, 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 52ND & EMERSON WATER QUALITY FACILITY (AKA HERON POND): its NPDES ID, its permit type and status, its dates, its address in Denver, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR416973.

Identity

Facility as filed52ND & EMERSON WATER QUALITY FACILITY (AKA HERON POND)
Permittee as filedIron Woman Construction and Environmental Services
NPDES IDCOR416973
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
IssuedJune 6, 2022
Expiration dateMarch 31, 2024
Issuing agencySTA
AddressDenver, CO 80216
Receiving water impaired303(D) Listed
SubwatershedCherry Creek-South Platte River (HUC 101900030304)

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 COR416973.

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 COR416973.

Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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, COR416973.

Start the watch

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 COR416973 there.

Nearby on the register

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