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Clean Water Act discharge permit · NPDES COR426035

SOUTH PLATTE RIVER TRAIL MISSISSIPPI AVE TO JOHNSON HABITAT PARK, Denver, CO: NPDES COR426035 discharge permit, effluent exceedances, inspections, penalties

SOUTH PLATTE RIVER TRAIL MISSISSIPPI AVE TO JOHNSON HABITAT PARK, held by Naranjo Civil Constructors, Inc, holds NPDES permit COR426035. EPA’s file records it issued December 5, 2024 and expiring March 31, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for SOUTH PLATTE RIVER TRAIL MISSISSIPPI AVE TO JOHNSON HABITAT PARK: 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 COR426035.

Identity

Facility as filedSOUTH PLATTE RIVER TRAIL MISSISSIPPI AVE TO JOHNSON HABITAT PARK
Permittee as filedNaranjo Civil Constructors, Inc
NPDES IDCOR426035
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedDecember 5, 2024
Expiration dateMarch 31, 2029
AddressDenver, CO 80223
Receiving water impaired303(D) Listed
Subwatershed101900020904 (HUC 101900020904)

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 COR426035.

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 COR426035.

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, COR426035.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
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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 COR426035 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The SOUTH PLATTE RIVER TRAIL MISSISSIPPI AVE TO JOHNSON HABITAT PARK permit is one of 301 general permit coverages in Denver County, and 19.6% of those coverages have a violation on file. It sits among 192 NPDES permits in the 101900020904 subwatershed, including this one, and 46.8% of the Denver County coverages were issued earlier than this one. The permit records no pollutants under a numeric limit and no effluent exceedances.